git.delta.rocks / unique-network / refs/commits / 176cbff9e8d3

difftreelog

Merge branch 'develop' into tests/eth-helpers

Max Andreev2022-12-16parents: #66caf45 #0a1b898.patch.diff
in: master

21 files changed

modifiedpallets/common/src/erc.rsdiffbeforeafterboth
after · pallets/common/src/erc.rs
1// Copyright 2019-2022 Unique Network (Gibraltar) Ltd.2// This file is part of Unique Network.34// Unique Network is free software: you can redistribute it and/or modify5// it under the terms of the GNU General Public License as published by6// the Free Software Foundation, either version 3 of the License, or7// (at your option) any later version.89// Unique Network is distributed in the hope that it will be useful,10// but WITHOUT ANY WARRANTY; without even the implied warranty of11// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the12// GNU General Public License for more details.1314// You should have received a copy of the GNU General Public License15// along with Unique Network. If not, see <http://www.gnu.org/licenses/>.1617//! This module contains the implementation of pallet methods for evm.1819pub use pallet_evm::{PrecompileOutput, PrecompileResult, PrecompileHandle, account::CrossAccountId};20use evm_coder::{21	abi::AbiType,22	solidity_interface, solidity, ToLog,23	types::*,24	types::Property as PropertyStruct,25	execution::{Result, Error},26	weight,27};28use pallet_evm_coder_substrate::dispatch_to_evm;29use sp_std::{vec, vec::Vec};30use up_data_structs::{31	AccessMode, CollectionMode, CollectionPermissions, OwnerRestrictedSet, Property,32	SponsoringRateLimit, SponsorshipState,33};34use alloc::format;3536use crate::{37	Pallet, CollectionHandle, Config, CollectionProperties, SelfWeightOf,38	eth::{39		EthCrossAccount, convert_cross_account_to_uint256, CollectionPermissions as EvmPermissions,40		CollectionLimits as EvmCollectionLimits,41	},42	weights::WeightInfo,43};4445/// Events for ethereum collection helper.46#[derive(ToLog)]47pub enum CollectionHelpersEvents {48	/// The collection has been created.49	CollectionCreated {50		/// Collection owner.51		#[indexed]52		owner: address,5354		/// Collection ID.55		#[indexed]56		collection_id: address,57	},58	/// The collection has been destroyed.59	CollectionDestroyed {60		/// Collection ID.61		#[indexed]62		collection_id: address,63	},64	/// The collection has been changed.65	CollectionChanged {66		/// Collection ID.67		#[indexed]68		collection_id: address,69	},7071	/// The token has been changed.72	TokenChanged {73		/// Collection ID.74		#[indexed]75		collection_id: address,76		/// Token ID.77		token_id: uint256,78	},79}8081/// Does not always represent a full collection, for RFT it is either82/// collection (Implementing ERC721), or specific collection token (Implementing ERC20).83pub trait CommonEvmHandler {84	/// Raw compiled binary code of the contract stub85	const CODE: &'static [u8];8687	/// Call precompiled handle.88	fn call(self, handle: &mut impl PrecompileHandle) -> Option<PrecompileResult>;89}9091/// @title A contract that allows you to work with collections.92#[solidity_interface(name = Collection)]93impl<T: Config> CollectionHandle<T>94where95	T::AccountId: From<[u8; 32]> + AsRef<[u8; 32]>,96{97	/// Set collection property.98	///99	/// @param key Property key.100	/// @param value Propery value.101	#[solidity(hide)]102	#[weight(<SelfWeightOf<T>>::set_collection_properties(1))]103	fn set_collection_property(104		&mut self,105		caller: caller,106		key: string,107		value: bytes,108	) -> Result<void> {109		let caller = T::CrossAccountId::from_eth(caller);110		let key = <Vec<u8>>::from(key)111			.try_into()112			.map_err(|_| "key too large")?;113		let value = value.0.try_into().map_err(|_| "value too large")?;114115		<Pallet<T>>::set_collection_property(self, &caller, Property { key, value })116			.map_err(dispatch_to_evm::<T>)117	}118119	/// Set collection properties.120	///121	/// @param properties Vector of properties key/value pair.122	#[weight(<SelfWeightOf<T>>::set_collection_properties(properties.len() as u32))]123	fn set_collection_properties(124		&mut self,125		caller: caller,126		properties: Vec<PropertyStruct>,127	) -> Result<void> {128		let caller = T::CrossAccountId::from_eth(caller);129130		let properties = properties131			.into_iter()132			.map(|PropertyStruct { key, value }| {133				let key = <Vec<u8>>::from(key)134					.try_into()135					.map_err(|_| "key too large")?;136137				let value = value.0.try_into().map_err(|_| "value too large")?;138139				Ok(Property { key, value })140			})141			.collect::<Result<Vec<_>>>()?;142143		<Pallet<T>>::set_collection_properties(self, &caller, properties)144			.map_err(dispatch_to_evm::<T>)145	}146147	/// Delete collection property.148	///149	/// @param key Property key.150	#[solidity(hide)]151	#[weight(<SelfWeightOf<T>>::delete_collection_properties(1))]152	fn delete_collection_property(&mut self, caller: caller, key: string) -> Result<()> {153		let caller = T::CrossAccountId::from_eth(caller);154		let key = <Vec<u8>>::from(key)155			.try_into()156			.map_err(|_| "key too large")?;157158		<Pallet<T>>::delete_collection_property(self, &caller, key).map_err(dispatch_to_evm::<T>)159	}160161	/// Delete collection properties.162	///163	/// @param keys Properties keys.164	#[weight(<SelfWeightOf<T>>::delete_collection_properties(keys.len() as u32))]165	fn delete_collection_properties(&mut self, caller: caller, keys: Vec<string>) -> Result<()> {166		let caller = T::CrossAccountId::from_eth(caller);167		let keys = keys168			.into_iter()169			.map(|key| {170				<Vec<u8>>::from(key)171					.try_into()172					.map_err(|_| Error::Revert("key too large".into()))173			})174			.collect::<Result<Vec<_>>>()?;175176		<Pallet<T>>::delete_collection_properties(self, &caller, keys).map_err(dispatch_to_evm::<T>)177	}178179	/// Get collection property.180	///181	/// @dev Throws error if key not found.182	///183	/// @param key Property key.184	/// @return bytes The property corresponding to the key.185	fn collection_property(&self, key: string) -> Result<bytes> {186		let key = <Vec<u8>>::from(key)187			.try_into()188			.map_err(|_| "key too large")?;189190		let props = CollectionProperties::<T>::get(self.id);191		let prop = props.get(&key).ok_or("key not found")?;192193		Ok(bytes(prop.to_vec()))194	}195196	/// Get collection properties.197	///198	/// @param keys Properties keys. Empty keys for all propertyes.199	/// @return Vector of properties key/value pairs.200	fn collection_properties(&self, keys: Vec<string>) -> Result<Vec<PropertyStruct>> {201		let keys = keys202			.into_iter()203			.map(|key| {204				<Vec<u8>>::from(key)205					.try_into()206					.map_err(|_| Error::Revert("key too large".into()))207			})208			.collect::<Result<Vec<_>>>()?;209210		let properties = Pallet::<T>::filter_collection_properties(211			self.id,212			if keys.is_empty() { None } else { Some(keys) },213		)214		.map_err(dispatch_to_evm::<T>)?;215216		let properties = properties217			.into_iter()218			.map(|p| {219				let key =220					string::from_utf8(p.key.into()).map_err(|e| Error::Revert(format!("{}", e)))?;221				let value = bytes(p.value.to_vec());222				Ok(PropertyStruct { key, value })223			})224			.collect::<Result<Vec<_>>>()?;225		Ok(properties)226	}227228	/// Set the sponsor of the collection.229	///230	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.231	///232	/// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.233	#[solidity(hide)]234	fn set_collection_sponsor(&mut self, caller: caller, sponsor: address) -> Result<void> {235		self.consume_store_reads_and_writes(1, 1)?;236237		let caller = T::CrossAccountId::from_eth(caller);238239		let sponsor = T::CrossAccountId::from_eth(sponsor);240		self.set_sponsor(&caller, sponsor.as_sub().clone())241			.map_err(dispatch_to_evm::<T>)242	}243244	/// Set the sponsor of the collection.245	///246	/// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.247	///248	/// @param sponsor Cross account address of the sponsor from whose account funds will be debited for operations with the contract.249	fn set_collection_sponsor_cross(250		&mut self,251		caller: caller,252		sponsor: EthCrossAccount,253	) -> Result<void> {254		self.consume_store_reads_and_writes(1, 1)?;255256		let caller = T::CrossAccountId::from_eth(caller);257258		let sponsor = sponsor.into_sub_cross_account::<T>()?;259		self.set_sponsor(&caller, sponsor.as_sub().clone())260			.map_err(dispatch_to_evm::<T>)261	}262263	/// Whether there is a pending sponsor.264	fn has_collection_pending_sponsor(&self) -> Result<bool> {265		Ok(matches!(266			self.collection.sponsorship,267			SponsorshipState::Unconfirmed(_)268		))269	}270271	/// Collection sponsorship confirmation.272	///273	/// @dev After setting the sponsor for the collection, it must be confirmed with this function.274	fn confirm_collection_sponsorship(&mut self, caller: caller) -> Result<void> {275		self.consume_store_writes(1)?;276277		let caller = T::CrossAccountId::from_eth(caller);278		self.confirm_sponsorship(caller.as_sub())279			.map_err(dispatch_to_evm::<T>)280	}281282	/// Remove collection sponsor.283	fn remove_collection_sponsor(&mut self, caller: caller) -> Result<void> {284		self.consume_store_reads_and_writes(1, 1)?;285		let caller = T::CrossAccountId::from_eth(caller);286		self.remove_sponsor(&caller).map_err(dispatch_to_evm::<T>)287	}288289	/// Get current sponsor.290	///291	/// @return Tuble with sponsor address and his substrate mirror. If there is no confirmed sponsor error "Contract has no sponsor" throw.292	fn collection_sponsor(&self) -> Result<(address, uint256)> {293		let sponsor = match self.collection.sponsorship.sponsor() {294			Some(sponsor) => sponsor,295			None => return Ok(Default::default()),296		};297		let sponsor = T::CrossAccountId::from_sub(sponsor.clone());298		let result: (address, uint256) = if sponsor.is_canonical_substrate() {299			let sponsor = convert_cross_account_to_uint256::<T>(&sponsor);300			(Default::default(), sponsor)301		} else {302			let sponsor = *sponsor.as_eth();303			(sponsor, Default::default())304		};305		Ok(result)306	}307308	/// Get current collection limits.309	///310	/// @return Array of tuples (byte, bool, uint256) with limits and their values. Order of limits:311	/// 	"accountTokenOwnershipLimit",312	/// 	"sponsoredDataSize",313	/// 	"sponsoredDataRateLimit",314	/// 	"tokenLimit",315	/// 	"sponsorTransferTimeout",316	/// 	"sponsorApproveTimeout"317	///  	"ownerCanTransfer",318	/// 	"ownerCanDestroy",319	/// 	"transfersEnabled"320	/// Return `false` if a limit not set.321	fn collection_limits(&self) -> Result<Vec<(EvmCollectionLimits, bool, uint256)>> {322		let convert_value_limit = |limit: EvmCollectionLimits,323		                           value: Option<u32>|324		 -> (EvmCollectionLimits, bool, uint256) {325			value326				.map(|v| (limit, true, v.into()))327				.unwrap_or((limit, false, Default::default()))328		};329330		let convert_bool_limit = |limit: EvmCollectionLimits,331		                          value: Option<bool>|332		 -> (EvmCollectionLimits, bool, uint256) {333			value334				.map(|v| {335					(336						limit,337						true,338						if v {339							uint256::from(1)340						} else {341							Default::default()342						},343					)344				})345				.unwrap_or((limit, false, Default::default()))346		};347348		let limits = &self.collection.limits;349350		Ok(vec![351			convert_value_limit(352				EvmCollectionLimits::AccountTokenOwnership,353				limits.account_token_ownership_limit,354			),355			convert_value_limit(356				EvmCollectionLimits::SponsoredDataSize,357				limits.sponsored_data_size,358			),359			limits360				.sponsored_data_rate_limit361				.and_then(|limit| {362					if let SponsoringRateLimit::Blocks(blocks) = limit {363						Some((364							EvmCollectionLimits::SponsoredDataRateLimit,365							true,366							blocks.into(),367						))368					} else {369						None370					}371				})372				.unwrap_or((373					EvmCollectionLimits::SponsoredDataRateLimit,374					false,375					Default::default(),376				)),377			convert_value_limit(EvmCollectionLimits::TokenLimit, limits.token_limit),378			convert_value_limit(379				EvmCollectionLimits::SponsorTransferTimeout,380				limits.sponsor_transfer_timeout,381			),382			convert_value_limit(383				EvmCollectionLimits::SponsorApproveTimeout,384				limits.sponsor_approve_timeout,385			),386			convert_bool_limit(387				EvmCollectionLimits::OwnerCanTransfer,388				limits.owner_can_transfer,389			),390			convert_bool_limit(391				EvmCollectionLimits::OwnerCanDestroy,392				limits.owner_can_destroy,393			),394			convert_bool_limit(395				EvmCollectionLimits::TransferEnabled,396				limits.transfers_enabled,397			),398		])399	}400401	/// Set limits for the collection.402	/// @dev Throws error if limit not found.403	/// @param limit Name of the limit. Valid names:404	/// 	"accountTokenOwnershipLimit",405	/// 	"sponsoredDataSize",406	/// 	"sponsoredDataRateLimit",407	/// 	"tokenLimit",408	/// 	"sponsorTransferTimeout",409	/// 	"sponsorApproveTimeout"410	///  	"ownerCanTransfer",411	/// 	"ownerCanDestroy",412	/// 	"transfersEnabled"413	/// @param status enable\disable limit. Works only with `true`.414	/// @param value Value of the limit.415	#[solidity(rename_selector = "setCollectionLimit")]416	fn set_collection_limit(417		&mut self,418		caller: caller,419		limit: EvmCollectionLimits,420		status: bool,421		value: uint256,422	) -> Result<void> {423		self.consume_store_reads_and_writes(1, 1)?;424425		if !status {426			return Err(Error::Revert("user can't disable limits".into()));427		}428429		let value = value430			.try_into()431			.map_err(|_| Error::Revert(format!("can't convert value to u32 \"{}\"", value)))?;432433		let convert_value_to_bool = || match value {434			0 => Ok(false),435			1 => Ok(true),436			_ => {437				return Err(Error::Revert(format!(438					"can't convert value to boolean \"{}\"",439					value440				)))441			}442		};443444		let mut limits = self.limits.clone();445446		match limit {447			EvmCollectionLimits::AccountTokenOwnership => {448				limits.account_token_ownership_limit = Some(value);449			}450			EvmCollectionLimits::SponsoredDataSize => {451				limits.sponsored_data_size = Some(value);452			}453			EvmCollectionLimits::SponsoredDataRateLimit => {454				limits.sponsored_data_rate_limit = Some(SponsoringRateLimit::Blocks(value));455			}456			EvmCollectionLimits::TokenLimit => {457				limits.token_limit = Some(value);458			}459			EvmCollectionLimits::SponsorTransferTimeout => {460				limits.sponsor_transfer_timeout = Some(value);461			}462			EvmCollectionLimits::SponsorApproveTimeout => {463				limits.sponsor_approve_timeout = Some(value);464			}465			EvmCollectionLimits::OwnerCanTransfer => {466				limits.owner_can_transfer = Some(convert_value_to_bool()?);467			}468			EvmCollectionLimits::OwnerCanDestroy => {469				limits.owner_can_destroy = Some(convert_value_to_bool()?);470			}471			EvmCollectionLimits::TransferEnabled => {472				limits.transfers_enabled = Some(convert_value_to_bool()?);473			}474			_ => return Err(Error::Revert(format!("unknown limit \"{:?}\"", limit))),475		}476477		let caller = T::CrossAccountId::from_eth(caller);478		<Pallet<T>>::update_limits(&caller, self, limits).map_err(dispatch_to_evm::<T>)479	}480481	/// Get contract address.482	fn contract_address(&self) -> Result<address> {483		Ok(crate::eth::collection_id_to_address(self.id))484	}485486	/// Add collection admin.487	/// @param newAdmin Cross account administrator address.488	fn add_collection_admin_cross(489		&mut self,490		caller: caller,491		new_admin: EthCrossAccount,492	) -> Result<void> {493		self.consume_store_reads_and_writes(2, 2)?;494495		let caller = T::CrossAccountId::from_eth(caller);496		let new_admin = new_admin.into_sub_cross_account::<T>()?;497		<Pallet<T>>::toggle_admin(self, &caller, &new_admin, true).map_err(dispatch_to_evm::<T>)?;498		Ok(())499	}500501	/// Remove collection admin.502	/// @param admin Cross account administrator address.503	fn remove_collection_admin_cross(504		&mut self,505		caller: caller,506		admin: EthCrossAccount,507	) -> Result<void> {508		self.consume_store_reads_and_writes(2, 2)?;509510		let caller = T::CrossAccountId::from_eth(caller);511		let admin = admin.into_sub_cross_account::<T>()?;512		<Pallet<T>>::toggle_admin(self, &caller, &admin, false).map_err(dispatch_to_evm::<T>)?;513		Ok(())514	}515516	/// Add collection admin.517	/// @param newAdmin Address of the added administrator.518	#[solidity(hide)]519	fn add_collection_admin(&mut self, caller: caller, new_admin: address) -> Result<void> {520		self.consume_store_reads_and_writes(2, 2)?;521522		let caller = T::CrossAccountId::from_eth(caller);523		let new_admin = T::CrossAccountId::from_eth(new_admin);524		<Pallet<T>>::toggle_admin(self, &caller, &new_admin, true).map_err(dispatch_to_evm::<T>)?;525		Ok(())526	}527528	/// Remove collection admin.529	///530	/// @param admin Address of the removed administrator.531	#[solidity(hide)]532	fn remove_collection_admin(&mut self, caller: caller, admin: address) -> Result<void> {533		self.consume_store_reads_and_writes(2, 2)?;534535		let caller = T::CrossAccountId::from_eth(caller);536		let admin = T::CrossAccountId::from_eth(admin);537		<Pallet<T>>::toggle_admin(self, &caller, &admin, false).map_err(dispatch_to_evm::<T>)?;538		Ok(())539	}540541	/// Toggle accessibility of collection nesting.542	///543	/// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'544	#[solidity(rename_selector = "setCollectionNesting")]545	fn set_nesting_bool(&mut self, caller: caller, enable: bool) -> Result<void> {546		self.consume_store_reads_and_writes(1, 1)?;547548		let caller = T::CrossAccountId::from_eth(caller);549550		let mut permissions = self.collection.permissions.clone();551		let mut nesting = permissions.nesting().clone();552		nesting.token_owner = enable;553		nesting.restricted = None;554		permissions.nesting = Some(nesting);555556		<Pallet<T>>::update_permissions(&caller, self, permissions).map_err(dispatch_to_evm::<T>)557	}558559	/// Toggle accessibility of collection nesting.560	///561	/// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'562	/// @param collections Addresses of collections that will be available for nesting.563	#[solidity(rename_selector = "setCollectionNesting")]564	fn set_nesting(565		&mut self,566		caller: caller,567		enable: bool,568		collections: Vec<address>,569	) -> Result<void> {570		self.consume_store_reads_and_writes(1, 1)?;571572		if collections.is_empty() {573			return Err("no addresses provided".into());574		}575		let caller = T::CrossAccountId::from_eth(caller);576577		let mut permissions = self.collection.permissions.clone();578		match enable {579			false => {580				let mut nesting = permissions.nesting().clone();581				nesting.token_owner = false;582				nesting.restricted = None;583				permissions.nesting = Some(nesting);584			}585			true => {586				let mut bv = OwnerRestrictedSet::new();587				for i in collections {588					bv.try_insert(crate::eth::map_eth_to_id(&i).ok_or_else(|| {589						Error::Revert("Can't convert address into collection id".into())590					})?)591					.map_err(|_| "too many collections")?;592				}593				let mut nesting = permissions.nesting().clone();594				nesting.token_owner = true;595				nesting.restricted = Some(bv);596				permissions.nesting = Some(nesting);597			}598		};599600		<Pallet<T>>::update_permissions(&caller, self, permissions).map_err(dispatch_to_evm::<T>)601	}602603	/// Returns nesting for a collection604	#[solidity(rename_selector = "collectionNestingRestrictedCollectionIds")]605	fn collection_nesting_restricted_ids(&self) -> Result<(bool, Vec<uint256>)> {606		let nesting = self.collection.permissions.nesting();607608		Ok((609			nesting.token_owner,610			nesting611				.restricted612				.clone()613				.map(|b| b.0.into_inner().iter().map(|id| id.0.into()).collect())614				.unwrap_or_default(),615		))616	}617618	/// Returns permissions for a collection619	fn collection_nesting_permissions(&self) -> Result<Vec<(EvmPermissions, bool)>> {620		let nesting = self.collection.permissions.nesting();621		Ok(vec![622			(EvmPermissions::CollectionAdmin, nesting.collection_admin),623			(EvmPermissions::TokenOwner, nesting.token_owner),624		])625	}626	/// Set the collection access method.627	/// @param mode Access mode628	/// 	0 for Normal629	/// 	1 for AllowList630	fn set_collection_access(&mut self, caller: caller, mode: uint8) -> Result<void> {631		self.consume_store_reads_and_writes(1, 1)?;632633		let caller = T::CrossAccountId::from_eth(caller);634		let permissions = CollectionPermissions {635			access: Some(match mode {636				0 => AccessMode::Normal,637				1 => AccessMode::AllowList,638				_ => return Err("not supported access mode".into()),639			}),640			..Default::default()641		};642		<Pallet<T>>::update_permissions(&caller, self, permissions).map_err(dispatch_to_evm::<T>)643	}644645	/// Checks that user allowed to operate with collection.646	///647	/// @param user User address to check.648	fn allowlisted_cross(&self, user: EthCrossAccount) -> Result<bool> {649		let user = user.into_sub_cross_account::<T>()?;650		Ok(Pallet::<T>::allowed(self.id, user))651	}652653	/// Add the user to the allowed list.654	///655	/// @param user Address of a trusted user.656	#[solidity(hide)]657	fn add_to_collection_allow_list(&mut self, caller: caller, user: address) -> Result<void> {658		self.consume_store_writes(1)?;659660		let caller = T::CrossAccountId::from_eth(caller);661		let user = T::CrossAccountId::from_eth(user);662		<Pallet<T>>::toggle_allowlist(self, &caller, &user, true).map_err(dispatch_to_evm::<T>)?;663		Ok(())664	}665666	/// Add user to allowed list.667	///668	/// @param user User cross account address.669	fn add_to_collection_allow_list_cross(670		&mut self,671		caller: caller,672		user: EthCrossAccount,673	) -> Result<void> {674		self.consume_store_writes(1)?;675676		let caller = T::CrossAccountId::from_eth(caller);677		let user = user.into_sub_cross_account::<T>()?;678		Pallet::<T>::toggle_allowlist(self, &caller, &user, true).map_err(dispatch_to_evm::<T>)?;679		Ok(())680	}681682	/// Remove the user from the allowed list.683	///684	/// @param user Address of a removed user.685	#[solidity(hide)]686	fn remove_from_collection_allow_list(&mut self, caller: caller, user: address) -> Result<void> {687		self.consume_store_writes(1)?;688689		let caller = T::CrossAccountId::from_eth(caller);690		let user = T::CrossAccountId::from_eth(user);691		<Pallet<T>>::toggle_allowlist(self, &caller, &user, false).map_err(dispatch_to_evm::<T>)?;692		Ok(())693	}694695	/// Remove user from allowed list.696	///697	/// @param user User cross account address.698	fn remove_from_collection_allow_list_cross(699		&mut self,700		caller: caller,701		user: EthCrossAccount,702	) -> Result<void> {703		self.consume_store_writes(1)?;704705		let caller = T::CrossAccountId::from_eth(caller);706		let user = user.into_sub_cross_account::<T>()?;707		Pallet::<T>::toggle_allowlist(self, &caller, &user, false).map_err(dispatch_to_evm::<T>)?;708		Ok(())709	}710711	/// Switch permission for minting.712	///713	/// @param mode Enable if "true".714	fn set_collection_mint_mode(&mut self, caller: caller, mode: bool) -> Result<void> {715		self.consume_store_reads_and_writes(1, 1)?;716717		let caller = T::CrossAccountId::from_eth(caller);718		let permissions = CollectionPermissions {719			mint_mode: Some(mode),720			..Default::default()721		};722		<Pallet<T>>::update_permissions(&caller, self, permissions).map_err(dispatch_to_evm::<T>)723	}724725	/// Check that account is the owner or admin of the collection726	///727	/// @param user account to verify728	/// @return "true" if account is the owner or admin729	#[solidity(hide, rename_selector = "isOwnerOrAdmin")]730	fn is_owner_or_admin_eth(&self, user: address) -> Result<bool> {731		let user = T::CrossAccountId::from_eth(user);732		Ok(self.is_owner_or_admin(&user))733	}734735	/// Check that account is the owner or admin of the collection736	///737	/// @param user User cross account to verify738	/// @return "true" if account is the owner or admin739	fn is_owner_or_admin_cross(&self, user: EthCrossAccount) -> Result<bool> {740		let user = user.into_sub_cross_account::<T>()?;741		Ok(self.is_owner_or_admin(&user))742	}743744	/// Returns collection type745	///746	/// @return `Fungible` or `NFT` or `ReFungible`747	fn unique_collection_type(&self) -> Result<string> {748		let mode = match self.collection.mode {749			CollectionMode::Fungible(_) => "Fungible",750			CollectionMode::NFT => "NFT",751			CollectionMode::ReFungible => "ReFungible",752		};753		Ok(mode.into())754	}755756	/// Get collection owner.757	///758	/// @return Tuble with sponsor address and his substrate mirror.759	/// If address is canonical then substrate mirror is zero and vice versa.760	fn collection_owner(&self) -> Result<EthCrossAccount> {761		Ok(EthCrossAccount::from_sub_cross_account::<T>(762			&T::CrossAccountId::from_sub(self.owner.clone()),763		))764	}765766	/// Changes collection owner to another account767	///768	/// @dev Owner can be changed only by current owner769	/// @param newOwner new owner account770	#[solidity(hide, rename_selector = "changeCollectionOwner")]771	fn set_owner(&mut self, caller: caller, new_owner: address) -> Result<void> {772		self.consume_store_writes(1)?;773774		let caller = T::CrossAccountId::from_eth(caller);775		let new_owner = T::CrossAccountId::from_eth(new_owner);776		self.change_owner(caller, new_owner)777			.map_err(dispatch_to_evm::<T>)778	}779780	/// Get collection administrators781	///782	/// @return Vector of tuples with admins address and his substrate mirror.783	/// If address is canonical then substrate mirror is zero and vice versa.784	fn collection_admins(&self) -> Result<Vec<EthCrossAccount>> {785		let result = crate::IsAdmin::<T>::iter_prefix((self.id,))786			.map(|(admin, _)| EthCrossAccount::from_sub_cross_account::<T>(&admin))787			.collect();788		Ok(result)789	}790791	/// Changes collection owner to another account792	///793	/// @dev Owner can be changed only by current owner794	/// @param newOwner new owner cross account795	fn change_collection_owner_cross(796		&mut self,797		caller: caller,798		new_owner: EthCrossAccount,799	) -> Result<void> {800		self.consume_store_writes(1)?;801802		let caller = T::CrossAccountId::from_eth(caller);803		let new_owner = new_owner.into_sub_cross_account::<T>()?;804		self.change_owner(caller, new_owner)805			.map_err(dispatch_to_evm::<T>)806	}807}808809/// ### Note810/// Do not forget to add: `self.consume_store_reads(1)?;`811fn check_is_owner_or_admin<T: Config>(812	caller: caller,813	collection: &CollectionHandle<T>,814) -> Result<T::CrossAccountId> {815	let caller = T::CrossAccountId::from_eth(caller);816	collection817		.check_is_owner_or_admin(&caller)818		.map_err(dispatch_to_evm::<T>)?;819	Ok(caller)820}821822/// ### Note823/// Do not forget to add: `self.consume_store_writes(1)?;`824fn save<T: Config>(collection: &CollectionHandle<T>) -> Result<void> {825	collection826		.check_is_internal()827		.map_err(dispatch_to_evm::<T>)?;828	collection.save().map_err(dispatch_to_evm::<T>)?;829	Ok(())830}831832/// Contains static property keys and values.833pub mod static_property {834	use evm_coder::{835		execution::{Result, Error},836	};837	use alloc::format;838839	const EXPECT_CONVERT_ERROR: &str = "length < limit";840841	/// Keys.842	pub mod key {843		use super::*;844845		/// Key "baseURI".846		pub fn base_uri() -> up_data_structs::PropertyKey {847			property_key_from_bytes(b"baseURI").expect(EXPECT_CONVERT_ERROR)848		}849850		/// Key "url".851		pub fn url() -> up_data_structs::PropertyKey {852			property_key_from_bytes(b"URI").expect(EXPECT_CONVERT_ERROR)853		}854855		/// Key "suffix".856		pub fn suffix() -> up_data_structs::PropertyKey {857			property_key_from_bytes(b"URISuffix").expect(EXPECT_CONVERT_ERROR)858		}859860		/// Key "parentNft".861		pub fn parent_nft() -> up_data_structs::PropertyKey {862			property_key_from_bytes(b"parentNft").expect(EXPECT_CONVERT_ERROR)863		}864	}865866	/// Convert `byte` to [`PropertyKey`].867	pub fn property_key_from_bytes(bytes: &[u8]) -> Result<up_data_structs::PropertyKey> {868		bytes.to_vec().try_into().map_err(|_| {869			Error::Revert(format!(870				"Property key is too long. Max length is {}.",871				up_data_structs::PropertyKey::bound()872			))873		})874	}875876	/// Convert `bytes` to [`PropertyValue`].877	pub fn property_value_from_bytes(bytes: &[u8]) -> Result<up_data_structs::PropertyValue> {878		bytes.to_vec().try_into().map_err(|_| {879			Error::Revert(format!(880				"Property key is too long. Max length is {}.",881				up_data_structs::PropertyKey::bound()882			))883		})884	}885}
modifiedpallets/common/src/eth.rsdiffbeforeafterboth
--- a/pallets/common/src/eth.rs
+++ b/pallets/common/src/eth.rs
@@ -155,6 +155,31 @@
 		}
 	}
 }
+
+/// [`CollectionLimits`](up_data_structs::CollectionLimits) representation for EVM.
+#[derive(Debug, Default, Clone, Copy, AbiCoder)]
+#[repr(u8)]
+pub enum CollectionLimits {
+	/// How many tokens can a user have on one account.
+	#[default]
+	AccountTokenOwnership,
+	/// How many bytes of data are available for sponsorship.
+	SponsoredDataSize,
+	/// In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
+	SponsoredDataRateLimit,
+	/// How many tokens can be mined into this collection.
+	TokenLimit,
+	/// Timeouts for transfer sponsoring.
+	SponsorTransferTimeout,
+	/// Timeout for sponsoring an approval in passed blocks.
+	SponsorApproveTimeout,
+	/// Whether the collection owner of the collection can send tokens (which belong to other users).
+	OwnerCanTransfer,
+	/// Can the collection owner burn other people's tokens.
+	OwnerCanDestroy,
+	/// Is it possible to send tokens from this collection between users.
+	TransferEnabled,
+}
 #[derive(Default, Debug, Clone, Copy, AbiCoder)]
 #[repr(u8)]
 pub enum CollectionPermissions {
modifiedpallets/fungible/src/stubs/UniqueFungible.rawdiffbeforeafterboth

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modifiedpallets/fungible/src/stubs/UniqueFungible.soldiffbeforeafterboth
--- a/pallets/fungible/src/stubs/UniqueFungible.sol
+++ b/pallets/fungible/src/stubs/UniqueFungible.sol
@@ -18,7 +18,7 @@
 }
 
 /// @title A contract that allows you to work with collections.
-/// @dev the ERC-165 identifier for this interface is 0xb5e1747f
+/// @dev the ERC-165 identifier for this interface is 0x81172a75
 contract Collection is Dummy, ERC165 {
 	// /// Set collection property.
 	// ///
@@ -158,6 +158,27 @@
 		return Tuple8(0x0000000000000000000000000000000000000000, 0);
 	}
 
+	/// Get current collection limits.
+	///
+	/// @return Array of tuples (byte, bool, uint256) with limits and their values. Order of limits:
+	/// 	"accountTokenOwnershipLimit",
+	/// 	"sponsoredDataSize",
+	/// 	"sponsoredDataRateLimit",
+	/// 	"tokenLimit",
+	/// 	"sponsorTransferTimeout",
+	/// 	"sponsorApproveTimeout"
+	///  	"ownerCanTransfer",
+	/// 	"ownerCanDestroy",
+	/// 	"transfersEnabled"
+	/// Return `false` if a limit not set.
+	/// @dev EVM selector for this function is: 0xf63bc572,
+	///  or in textual repr: collectionLimits()
+	function collectionLimits() public view returns (Tuple20[] memory) {
+		require(false, stub_error);
+		dummy;
+		return new Tuple20[](0);
+	}
+
 	/// Set limits for the collection.
 	/// @dev Throws error if limit not found.
 	/// @param limit Name of the limit. Valid names:
@@ -170,12 +191,18 @@
 	///  	"ownerCanTransfer",
 	/// 	"ownerCanDestroy",
 	/// 	"transfersEnabled"
+	/// @param status enable\disable limit. Works only with `true`.
 	/// @param value Value of the limit.
-	/// @dev EVM selector for this function is: 0x4ad890a8,
-	///  or in textual repr: setCollectionLimit(string,uint256)
-	function setCollectionLimit(string memory limit, uint256 value) public {
+	/// @dev EVM selector for this function is: 0x88150bd0,
+	///  or in textual repr: setCollectionLimit(uint8,bool,uint256)
+	function setCollectionLimit(
+		CollectionLimits limit,
+		bool status,
+		uint256 value
+	) public {
 		require(false, stub_error);
 		limit;
+		status;
 		value;
 		dummy = 0;
 	}
@@ -257,19 +284,19 @@
 	/// Returns nesting for a collection
 	/// @dev EVM selector for this function is: 0x22d25bfe,
 	///  or in textual repr: collectionNestingRestrictedCollectionIds()
-	function collectionNestingRestrictedCollectionIds() public view returns (Tuple21 memory) {
+	function collectionNestingRestrictedCollectionIds() public view returns (Tuple26 memory) {
 		require(false, stub_error);
 		dummy;
-		return Tuple21(false, new uint256[](0));
+		return Tuple26(false, new uint256[](0));
 	}
 
 	/// Returns permissions for a collection
 	/// @dev EVM selector for this function is: 0x5b2eaf4b,
 	///  or in textual repr: collectionNestingPermissions()
-	function collectionNestingPermissions() public view returns (Tuple24[] memory) {
+	function collectionNestingPermissions() public view returns (Tuple29[] memory) {
 		require(false, stub_error);
 		dummy;
-		return new Tuple24[](0);
+		return new Tuple29[](0);
 	}
 
 	/// Set the collection access method.
@@ -449,17 +476,46 @@
 }
 
 /// @dev anonymous struct
-struct Tuple24 {
+struct Tuple29 {
 	CollectionPermissions field_0;
 	bool field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple21 {
+struct Tuple26 {
 	bool field_0;
 	uint256[] field_1;
 }
 
+/// @dev [`CollectionLimits`](up_data_structs::CollectionLimits) representation for EVM.
+enum CollectionLimits {
+	/// @dev How many tokens can a user have on one account.
+	AccountTokenOwnership,
+	/// @dev How many bytes of data are available for sponsorship.
+	SponsoredDataSize,
+	/// @dev In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
+	SponsoredDataRateLimit,
+	/// @dev How many tokens can be mined into this collection.
+	TokenLimit,
+	/// @dev Timeouts for transfer sponsoring.
+	SponsorTransferTimeout,
+	/// @dev Timeout for sponsoring an approval in passed blocks.
+	SponsorApproveTimeout,
+	/// @dev Whether the collection owner of the collection can send tokens (which belong to other users).
+	OwnerCanTransfer,
+	/// @dev Can the collection owner burn other people's tokens.
+	OwnerCanDestroy,
+	/// @dev Is it possible to send tokens from this collection between users.
+	TransferEnabled
+}
+
+/// @dev anonymous struct
+struct Tuple20 {
+	CollectionLimits field_0;
+	bool field_1;
+	uint256 field_2;
+}
+
 /// @dev Property struct
 struct Property {
 	string key;
modifiedpallets/nonfungible/src/stubs/UniqueNFT.rawdiffbeforeafterboth

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modifiedpallets/nonfungible/src/stubs/UniqueNFT.soldiffbeforeafterboth
--- a/pallets/nonfungible/src/stubs/UniqueNFT.sol
+++ b/pallets/nonfungible/src/stubs/UniqueNFT.sol
@@ -42,18 +42,19 @@
 	/// @param permissions Permissions for keys.
 	/// @dev EVM selector for this function is: 0xbd92983a,
 	///  or in textual repr: setTokenPropertyPermissions((string,(uint8,bool)[])[])
-	function setTokenPropertyPermissions(Tuple48[] memory permissions) public {
+	function setTokenPropertyPermissions(Tuple59[] memory permissions) public {
 		require(false, stub_error);
 		permissions;
 		dummy = 0;
 	}
 
+	/// @notice Get permissions for token properties.
 	/// @dev EVM selector for this function is: 0xf23d7790,
 	///  or in textual repr: tokenPropertyPermissions()
-	function tokenPropertyPermissions() public view returns (Tuple48[] memory) {
+	function tokenPropertyPermissions() public view returns (Tuple59[] memory) {
 		require(false, stub_error);
 		dummy;
-		return new Tuple48[](0);
+		return new Tuple59[](0);
 	}
 
 	// /// @notice Set token property value.
@@ -132,26 +133,30 @@
 	bytes value;
 }
 
+/// @dev Ethereum representation of TokenPermissions (see [`up_data_structs::PropertyPermission`]) fields as an enumeration.
 enum EthTokenPermissions {
+	/// @dev Permission to change the property and property permission. See [`up_data_structs::PropertyPermission::mutable`]
 	Mutable,
+	/// @dev Change permission for the collection administrator. See [`up_data_structs::PropertyPermission::token_owner`]
 	TokenOwner,
+	/// @dev Permission to change the property for the owner of the token. See [`up_data_structs::PropertyPermission::collection_admin`]
 	CollectionAdmin
 }
 
 /// @dev anonymous struct
-struct Tuple48 {
+struct Tuple59 {
 	string field_0;
-	Tuple46[] field_1;
+	Tuple57[] field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple46 {
+struct Tuple57 {
 	EthTokenPermissions field_0;
 	bool field_1;
 }
 
 /// @title A contract that allows you to work with collections.
-/// @dev the ERC-165 identifier for this interface is 0xb5e1747f
+/// @dev the ERC-165 identifier for this interface is 0x81172a75
 contract Collection is Dummy, ERC165 {
 	// /// Set collection property.
 	// ///
@@ -291,6 +296,27 @@
 		return Tuple30(0x0000000000000000000000000000000000000000, 0);
 	}
 
+	/// Get current collection limits.
+	///
+	/// @return Array of tuples (byte, bool, uint256) with limits and their values. Order of limits:
+	/// 	"accountTokenOwnershipLimit",
+	/// 	"sponsoredDataSize",
+	/// 	"sponsoredDataRateLimit",
+	/// 	"tokenLimit",
+	/// 	"sponsorTransferTimeout",
+	/// 	"sponsorApproveTimeout"
+	///  	"ownerCanTransfer",
+	/// 	"ownerCanDestroy",
+	/// 	"transfersEnabled"
+	/// Return `false` if a limit not set.
+	/// @dev EVM selector for this function is: 0xf63bc572,
+	///  or in textual repr: collectionLimits()
+	function collectionLimits() public view returns (Tuple33[] memory) {
+		require(false, stub_error);
+		dummy;
+		return new Tuple33[](0);
+	}
+
 	/// Set limits for the collection.
 	/// @dev Throws error if limit not found.
 	/// @param limit Name of the limit. Valid names:
@@ -303,12 +329,18 @@
 	///  	"ownerCanTransfer",
 	/// 	"ownerCanDestroy",
 	/// 	"transfersEnabled"
+	/// @param status enable\disable limit. Works only with `true`.
 	/// @param value Value of the limit.
-	/// @dev EVM selector for this function is: 0x4ad890a8,
-	///  or in textual repr: setCollectionLimit(string,uint256)
-	function setCollectionLimit(string memory limit, uint256 value) public {
+	/// @dev EVM selector for this function is: 0x88150bd0,
+	///  or in textual repr: setCollectionLimit(uint8,bool,uint256)
+	function setCollectionLimit(
+		CollectionLimits limit,
+		bool status,
+		uint256 value
+	) public {
 		require(false, stub_error);
 		limit;
+		status;
 		value;
 		dummy = 0;
 	}
@@ -390,19 +422,19 @@
 	/// Returns nesting for a collection
 	/// @dev EVM selector for this function is: 0x22d25bfe,
 	///  or in textual repr: collectionNestingRestrictedCollectionIds()
-	function collectionNestingRestrictedCollectionIds() public view returns (Tuple34 memory) {
+	function collectionNestingRestrictedCollectionIds() public view returns (Tuple39 memory) {
 		require(false, stub_error);
 		dummy;
-		return Tuple34(false, new uint256[](0));
+		return Tuple39(false, new uint256[](0));
 	}
 
 	/// Returns permissions for a collection
 	/// @dev EVM selector for this function is: 0x5b2eaf4b,
 	///  or in textual repr: collectionNestingPermissions()
-	function collectionNestingPermissions() public view returns (Tuple37[] memory) {
+	function collectionNestingPermissions() public view returns (Tuple42[] memory) {
 		require(false, stub_error);
 		dummy;
-		return new Tuple37[](0);
+		return new Tuple42[](0);
 	}
 
 	/// Set the collection access method.
@@ -582,17 +614,46 @@
 }
 
 /// @dev anonymous struct
-struct Tuple37 {
+struct Tuple42 {
 	CollectionPermissions field_0;
 	bool field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple34 {
+struct Tuple39 {
 	bool field_0;
 	uint256[] field_1;
 }
 
+/// @dev [`CollectionLimits`](up_data_structs::CollectionLimits) representation for EVM.
+enum CollectionLimits {
+	/// @dev How many tokens can a user have on one account.
+	AccountTokenOwnership,
+	/// @dev How many bytes of data are available for sponsorship.
+	SponsoredDataSize,
+	/// @dev In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
+	SponsoredDataRateLimit,
+	/// @dev How many tokens can be mined into this collection.
+	TokenLimit,
+	/// @dev Timeouts for transfer sponsoring.
+	SponsorTransferTimeout,
+	/// @dev Timeout for sponsoring an approval in passed blocks.
+	SponsorApproveTimeout,
+	/// @dev Whether the collection owner of the collection can send tokens (which belong to other users).
+	OwnerCanTransfer,
+	/// @dev Can the collection owner burn other people's tokens.
+	OwnerCanDestroy,
+	/// @dev Is it possible to send tokens from this collection between users.
+	TransferEnabled
+}
+
+/// @dev anonymous struct
+struct Tuple33 {
+	CollectionLimits field_0;
+	bool field_1;
+	uint256 field_2;
+}
+
 /// @dev anonymous struct
 struct Tuple30 {
 	address field_0;
modifiedpallets/refungible/src/stubs/UniqueRefungible.rawdiffbeforeafterboth

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modifiedpallets/refungible/src/stubs/UniqueRefungible.soldiffbeforeafterboth
--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -42,7 +42,7 @@
 	/// @param permissions Permissions for keys.
 	/// @dev EVM selector for this function is: 0xbd92983a,
 	///  or in textual repr: setTokenPropertyPermissions((string,(uint8,bool)[])[])
-	function setTokenPropertyPermissions(Tuple53[] memory permissions) public {
+	function setTokenPropertyPermissions(Tuple58[] memory permissions) public {
 		require(false, stub_error);
 		permissions;
 		dummy = 0;
@@ -51,10 +51,10 @@
 	/// @notice Get permissions for token properties.
 	/// @dev EVM selector for this function is: 0xf23d7790,
 	///  or in textual repr: tokenPropertyPermissions()
-	function tokenPropertyPermissions() public view returns (Tuple53[] memory) {
+	function tokenPropertyPermissions() public view returns (Tuple58[] memory) {
 		require(false, stub_error);
 		dummy;
-		return new Tuple53[](0);
+		return new Tuple58[](0);
 	}
 
 	// /// @notice Set token property value.
@@ -133,26 +133,30 @@
 	bytes value;
 }
 
+/// @dev Ethereum representation of TokenPermissions (see [`up_data_structs::PropertyPermission`]) fields as an enumeration.
 enum EthTokenPermissions {
+	/// @dev Permission to change the property and property permission. See [`up_data_structs::PropertyPermission::mutable`]
 	Mutable,
+	/// @dev Change permission for the collection administrator. See [`up_data_structs::PropertyPermission::token_owner`]
 	TokenOwner,
+	/// @dev Permission to change the property for the owner of the token. See [`up_data_structs::PropertyPermission::collection_admin`]
 	CollectionAdmin
 }
 
 /// @dev anonymous struct
-struct Tuple53 {
+struct Tuple58 {
 	string field_0;
-	Tuple51[] field_1;
+	Tuple56[] field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple51 {
+struct Tuple56 {
 	EthTokenPermissions field_0;
 	bool field_1;
 }
 
 /// @title A contract that allows you to work with collections.
-/// @dev the ERC-165 identifier for this interface is 0xb5e1747f
+/// @dev the ERC-165 identifier for this interface is 0x81172a75
 contract Collection is Dummy, ERC165 {
 	// /// Set collection property.
 	// ///
@@ -292,6 +296,27 @@
 		return Tuple29(0x0000000000000000000000000000000000000000, 0);
 	}
 
+	/// Get current collection limits.
+	///
+	/// @return Array of tuples (byte, bool, uint256) with limits and their values. Order of limits:
+	/// 	"accountTokenOwnershipLimit",
+	/// 	"sponsoredDataSize",
+	/// 	"sponsoredDataRateLimit",
+	/// 	"tokenLimit",
+	/// 	"sponsorTransferTimeout",
+	/// 	"sponsorApproveTimeout"
+	///  	"ownerCanTransfer",
+	/// 	"ownerCanDestroy",
+	/// 	"transfersEnabled"
+	/// Return `false` if a limit not set.
+	/// @dev EVM selector for this function is: 0xf63bc572,
+	///  or in textual repr: collectionLimits()
+	function collectionLimits() public view returns (Tuple32[] memory) {
+		require(false, stub_error);
+		dummy;
+		return new Tuple32[](0);
+	}
+
 	/// Set limits for the collection.
 	/// @dev Throws error if limit not found.
 	/// @param limit Name of the limit. Valid names:
@@ -304,12 +329,18 @@
 	///  	"ownerCanTransfer",
 	/// 	"ownerCanDestroy",
 	/// 	"transfersEnabled"
+	/// @param status enable\disable limit. Works only with `true`.
 	/// @param value Value of the limit.
-	/// @dev EVM selector for this function is: 0x4ad890a8,
-	///  or in textual repr: setCollectionLimit(string,uint256)
-	function setCollectionLimit(string memory limit, uint256 value) public {
+	/// @dev EVM selector for this function is: 0x88150bd0,
+	///  or in textual repr: setCollectionLimit(uint8,bool,uint256)
+	function setCollectionLimit(
+		CollectionLimits limit,
+		bool status,
+		uint256 value
+	) public {
 		require(false, stub_error);
 		limit;
+		status;
 		value;
 		dummy = 0;
 	}
@@ -391,19 +422,19 @@
 	/// Returns nesting for a collection
 	/// @dev EVM selector for this function is: 0x22d25bfe,
 	///  or in textual repr: collectionNestingRestrictedCollectionIds()
-	function collectionNestingRestrictedCollectionIds() public view returns (Tuple33 memory) {
+	function collectionNestingRestrictedCollectionIds() public view returns (Tuple38 memory) {
 		require(false, stub_error);
 		dummy;
-		return Tuple33(false, new uint256[](0));
+		return Tuple38(false, new uint256[](0));
 	}
 
 	/// Returns permissions for a collection
 	/// @dev EVM selector for this function is: 0x5b2eaf4b,
 	///  or in textual repr: collectionNestingPermissions()
-	function collectionNestingPermissions() public view returns (Tuple36[] memory) {
+	function collectionNestingPermissions() public view returns (Tuple41[] memory) {
 		require(false, stub_error);
 		dummy;
-		return new Tuple36[](0);
+		return new Tuple41[](0);
 	}
 
 	/// Set the collection access method.
@@ -583,17 +614,46 @@
 }
 
 /// @dev anonymous struct
-struct Tuple36 {
+struct Tuple41 {
 	CollectionPermissions field_0;
 	bool field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple33 {
+struct Tuple38 {
 	bool field_0;
 	uint256[] field_1;
 }
 
+/// @dev [`CollectionLimits`](up_data_structs::CollectionLimits) representation for EVM.
+enum CollectionLimits {
+	/// @dev How many tokens can a user have on one account.
+	AccountTokenOwnership,
+	/// @dev How many bytes of data are available for sponsorship.
+	SponsoredDataSize,
+	/// @dev In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
+	SponsoredDataRateLimit,
+	/// @dev How many tokens can be mined into this collection.
+	TokenLimit,
+	/// @dev Timeouts for transfer sponsoring.
+	SponsorTransferTimeout,
+	/// @dev Timeout for sponsoring an approval in passed blocks.
+	SponsorApproveTimeout,
+	/// @dev Whether the collection owner of the collection can send tokens (which belong to other users).
+	OwnerCanTransfer,
+	/// @dev Can the collection owner burn other people's tokens.
+	OwnerCanDestroy,
+	/// @dev Is it possible to send tokens from this collection between users.
+	TransferEnabled
+}
+
+/// @dev anonymous struct
+struct Tuple32 {
+	CollectionLimits field_0;
+	bool field_1;
+	uint256 field_2;
+}
+
 /// @dev anonymous struct
 struct Tuple29 {
 	address field_0;
modifiedtests/src/eth/abi/fungible.jsondiffbeforeafterboth
--- a/tests/src/eth/abi/fungible.json
+++ b/tests/src/eth/abi/fungible.json
@@ -208,6 +208,28 @@
   },
   {
     "inputs": [],
+    "name": "collectionLimits",
+    "outputs": [
+      {
+        "components": [
+          {
+            "internalType": "enum CollectionLimits",
+            "name": "field_0",
+            "type": "uint8"
+          },
+          { "internalType": "bool", "name": "field_1", "type": "bool" },
+          { "internalType": "uint256", "name": "field_2", "type": "uint256" }
+        ],
+        "internalType": "struct Tuple20[]",
+        "name": "",
+        "type": "tuple[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "collectionNestingPermissions",
     "outputs": [
       {
@@ -219,7 +241,7 @@
           },
           { "internalType": "bool", "name": "field_1", "type": "bool" }
         ],
-        "internalType": "struct Tuple24[]",
+        "internalType": "struct Tuple29[]",
         "name": "",
         "type": "tuple[]"
       }
@@ -240,7 +262,7 @@
             "type": "uint256[]"
           }
         ],
-        "internalType": "struct Tuple21",
+        "internalType": "struct Tuple26",
         "name": "",
         "type": "tuple"
       }
@@ -453,7 +475,12 @@
   },
   {
     "inputs": [
-      { "internalType": "string", "name": "limit", "type": "string" },
+      {
+        "internalType": "enum CollectionLimits",
+        "name": "limit",
+        "type": "uint8"
+      },
+      { "internalType": "bool", "name": "status", "type": "bool" },
       { "internalType": "uint256", "name": "value", "type": "uint256" }
     ],
     "name": "setCollectionLimit",
modifiedtests/src/eth/abi/nonFungible.jsondiffbeforeafterboth
--- a/tests/src/eth/abi/nonFungible.json
+++ b/tests/src/eth/abi/nonFungible.json
@@ -238,6 +238,28 @@
   },
   {
     "inputs": [],
+    "name": "collectionLimits",
+    "outputs": [
+      {
+        "components": [
+          {
+            "internalType": "enum CollectionLimits",
+            "name": "field_0",
+            "type": "uint8"
+          },
+          { "internalType": "bool", "name": "field_1", "type": "bool" },
+          { "internalType": "uint256", "name": "field_2", "type": "uint256" }
+        ],
+        "internalType": "struct Tuple33[]",
+        "name": "",
+        "type": "tuple[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "collectionNestingPermissions",
     "outputs": [
       {
@@ -249,7 +271,7 @@
           },
           { "internalType": "bool", "name": "field_1", "type": "bool" }
         ],
-        "internalType": "struct Tuple37[]",
+        "internalType": "struct Tuple42[]",
         "name": "",
         "type": "tuple[]"
       }
@@ -270,7 +292,7 @@
             "type": "uint256[]"
           }
         ],
-        "internalType": "struct Tuple34",
+        "internalType": "struct Tuple39",
         "name": "",
         "type": "tuple"
       }
@@ -607,7 +629,12 @@
   },
   {
     "inputs": [
-      { "internalType": "string", "name": "limit", "type": "string" },
+      {
+        "internalType": "enum CollectionLimits",
+        "name": "limit",
+        "type": "uint8"
+      },
+      { "internalType": "bool", "name": "status", "type": "bool" },
       { "internalType": "uint256", "name": "value", "type": "uint256" }
     ],
     "name": "setCollectionLimit",
@@ -709,12 +736,12 @@
               },
               { "internalType": "bool", "name": "field_1", "type": "bool" }
             ],
-            "internalType": "struct Tuple46[]",
+            "internalType": "struct Tuple57[]",
             "name": "field_1",
             "type": "tuple[]"
           }
         ],
-        "internalType": "struct Tuple48[]",
+        "internalType": "struct Tuple59[]",
         "name": "permissions",
         "type": "tuple[]"
       }
@@ -775,12 +802,12 @@
               },
               { "internalType": "bool", "name": "field_1", "type": "bool" }
             ],
-            "internalType": "struct Tuple46[]",
+            "internalType": "struct Tuple57[]",
             "name": "field_1",
             "type": "tuple[]"
           }
         ],
-        "internalType": "struct Tuple48[]",
+        "internalType": "struct Tuple59[]",
         "name": "",
         "type": "tuple[]"
       }
modifiedtests/src/eth/abi/reFungible.jsondiffbeforeafterboth
--- a/tests/src/eth/abi/reFungible.json
+++ b/tests/src/eth/abi/reFungible.json
@@ -220,6 +220,28 @@
   },
   {
     "inputs": [],
+    "name": "collectionLimits",
+    "outputs": [
+      {
+        "components": [
+          {
+            "internalType": "enum CollectionLimits",
+            "name": "field_0",
+            "type": "uint8"
+          },
+          { "internalType": "bool", "name": "field_1", "type": "bool" },
+          { "internalType": "uint256", "name": "field_2", "type": "uint256" }
+        ],
+        "internalType": "struct Tuple32[]",
+        "name": "",
+        "type": "tuple[]"
+      }
+    ],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [],
     "name": "collectionNestingPermissions",
     "outputs": [
       {
@@ -231,7 +253,7 @@
           },
           { "internalType": "bool", "name": "field_1", "type": "bool" }
         ],
-        "internalType": "struct Tuple36[]",
+        "internalType": "struct Tuple41[]",
         "name": "",
         "type": "tuple[]"
       }
@@ -252,7 +274,7 @@
             "type": "uint256[]"
           }
         ],
-        "internalType": "struct Tuple33",
+        "internalType": "struct Tuple38",
         "name": "",
         "type": "tuple"
       }
@@ -589,7 +611,12 @@
   },
   {
     "inputs": [
-      { "internalType": "string", "name": "limit", "type": "string" },
+      {
+        "internalType": "enum CollectionLimits",
+        "name": "limit",
+        "type": "uint8"
+      },
+      { "internalType": "bool", "name": "status", "type": "bool" },
       { "internalType": "uint256", "name": "value", "type": "uint256" }
     ],
     "name": "setCollectionLimit",
@@ -691,12 +718,12 @@
               },
               { "internalType": "bool", "name": "field_1", "type": "bool" }
             ],
-            "internalType": "struct Tuple51[]",
+            "internalType": "struct Tuple56[]",
             "name": "field_1",
             "type": "tuple[]"
           }
         ],
-        "internalType": "struct Tuple53[]",
+        "internalType": "struct Tuple58[]",
         "name": "permissions",
         "type": "tuple[]"
       }
@@ -766,12 +793,12 @@
               },
               { "internalType": "bool", "name": "field_1", "type": "bool" }
             ],
-            "internalType": "struct Tuple51[]",
+            "internalType": "struct Tuple56[]",
             "name": "field_1",
             "type": "tuple[]"
           }
         ],
-        "internalType": "struct Tuple53[]",
+        "internalType": "struct Tuple58[]",
         "name": "",
         "type": "tuple[]"
       }
modifiedtests/src/eth/api/UniqueFungible.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueFungible.sol
+++ b/tests/src/eth/api/UniqueFungible.sol
@@ -13,7 +13,7 @@
 }
 
 /// @title A contract that allows you to work with collections.
-/// @dev the ERC-165 identifier for this interface is 0xb5e1747f
+/// @dev the ERC-165 identifier for this interface is 0x81172a75
 interface Collection is Dummy, ERC165 {
 	// /// Set collection property.
 	// ///
@@ -104,6 +104,23 @@
 	///  or in textual repr: collectionSponsor()
 	function collectionSponsor() external view returns (Tuple8 memory);
 
+	/// Get current collection limits.
+	///
+	/// @return Array of tuples (byte, bool, uint256) with limits and their values. Order of limits:
+	/// 	"accountTokenOwnershipLimit",
+	/// 	"sponsoredDataSize",
+	/// 	"sponsoredDataRateLimit",
+	/// 	"tokenLimit",
+	/// 	"sponsorTransferTimeout",
+	/// 	"sponsorApproveTimeout"
+	///  	"ownerCanTransfer",
+	/// 	"ownerCanDestroy",
+	/// 	"transfersEnabled"
+	/// Return `false` if a limit not set.
+	/// @dev EVM selector for this function is: 0xf63bc572,
+	///  or in textual repr: collectionLimits()
+	function collectionLimits() external view returns (Tuple19[] memory);
+
 	/// Set limits for the collection.
 	/// @dev Throws error if limit not found.
 	/// @param limit Name of the limit. Valid names:
@@ -116,10 +133,15 @@
 	///  	"ownerCanTransfer",
 	/// 	"ownerCanDestroy",
 	/// 	"transfersEnabled"
+	/// @param status enable\disable limit. Works only with `true`.
 	/// @param value Value of the limit.
-	/// @dev EVM selector for this function is: 0x4ad890a8,
-	///  or in textual repr: setCollectionLimit(string,uint256)
-	function setCollectionLimit(string memory limit, uint256 value) external;
+	/// @dev EVM selector for this function is: 0x88150bd0,
+	///  or in textual repr: setCollectionLimit(uint8,bool,uint256)
+	function setCollectionLimit(
+		CollectionLimits limit,
+		bool status,
+		uint256 value
+	) external;
 
 	/// Get contract address.
 	/// @dev EVM selector for this function is: 0xf6b4dfb4,
@@ -169,12 +191,12 @@
 	/// Returns nesting for a collection
 	/// @dev EVM selector for this function is: 0x22d25bfe,
 	///  or in textual repr: collectionNestingRestrictedCollectionIds()
-	function collectionNestingRestrictedCollectionIds() external view returns (Tuple20 memory);
+	function collectionNestingRestrictedCollectionIds() external view returns (Tuple24 memory);
 
 	/// Returns permissions for a collection
 	/// @dev EVM selector for this function is: 0x5b2eaf4b,
 	///  or in textual repr: collectionNestingPermissions()
-	function collectionNestingPermissions() external view returns (Tuple23[] memory);
+	function collectionNestingPermissions() external view returns (Tuple27[] memory);
 
 	/// Set the collection access method.
 	/// @param mode Access mode
@@ -289,7 +311,7 @@
 }
 
 /// @dev anonymous struct
-struct Tuple23 {
+struct Tuple27 {
 	CollectionPermissions field_0;
 	bool field_1;
 }
@@ -300,11 +322,40 @@
 }
 
 /// @dev anonymous struct
-struct Tuple20 {
+struct Tuple24 {
 	bool field_0;
 	uint256[] field_1;
 }
 
+/// @dev [`CollectionLimits`](up_data_structs::CollectionLimits) representation for EVM.
+enum CollectionLimits {
+	/// @dev How many tokens can a user have on one account.
+	AccountTokenOwnership,
+	/// @dev How many bytes of data are available for sponsorship.
+	SponsoredDataSize,
+	/// @dev In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
+	SponsoredDataRateLimit,
+	/// @dev How many tokens can be mined into this collection.
+	TokenLimit,
+	/// @dev Timeouts for transfer sponsoring.
+	SponsorTransferTimeout,
+	/// @dev Timeout for sponsoring an approval in passed blocks.
+	SponsorApproveTimeout,
+	/// @dev Whether the collection owner of the collection can send tokens (which belong to other users).
+	OwnerCanTransfer,
+	/// @dev Can the collection owner burn other people's tokens.
+	OwnerCanDestroy,
+	/// @dev Is it possible to send tokens from this collection between users.
+	TransferEnabled
+}
+
+/// @dev anonymous struct
+struct Tuple19 {
+	CollectionLimits field_0;
+	bool field_1;
+	uint256 field_2;
+}
+
 /// @dev Property struct
 struct Property {
 	string key;
modifiedtests/src/eth/api/UniqueNFT.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -30,11 +30,12 @@
 	/// @param permissions Permissions for keys.
 	/// @dev EVM selector for this function is: 0xbd92983a,
 	///  or in textual repr: setTokenPropertyPermissions((string,(uint8,bool)[])[])
-	function setTokenPropertyPermissions(Tuple43[] memory permissions) external;
+	function setTokenPropertyPermissions(Tuple52[] memory permissions) external;
 
+	/// @notice Get permissions for token properties.
 	/// @dev EVM selector for this function is: 0xf23d7790,
 	///  or in textual repr: tokenPropertyPermissions()
-	function tokenPropertyPermissions() external view returns (Tuple43[] memory);
+	function tokenPropertyPermissions() external view returns (Tuple52[] memory);
 
 	// /// @notice Set token property value.
 	// /// @dev Throws error if `msg.sender` has no permission to edit the property.
@@ -85,26 +86,30 @@
 	bytes value;
 }
 
+/// @dev Ethereum representation of TokenPermissions (see [`up_data_structs::PropertyPermission`]) fields as an enumeration.
 enum EthTokenPermissions {
+	/// @dev Permission to change the property and property permission. See [`up_data_structs::PropertyPermission::mutable`]
 	Mutable,
+	/// @dev Change permission for the collection administrator. See [`up_data_structs::PropertyPermission::token_owner`]
 	TokenOwner,
+	/// @dev Permission to change the property for the owner of the token. See [`up_data_structs::PropertyPermission::collection_admin`]
 	CollectionAdmin
 }
 
 /// @dev anonymous struct
-struct Tuple43 {
+struct Tuple52 {
 	string field_0;
-	Tuple41[] field_1;
+	Tuple50[] field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple41 {
+struct Tuple50 {
 	EthTokenPermissions field_0;
 	bool field_1;
 }
 
 /// @title A contract that allows you to work with collections.
-/// @dev the ERC-165 identifier for this interface is 0xb5e1747f
+/// @dev the ERC-165 identifier for this interface is 0x81172a75
 interface Collection is Dummy, ERC165 {
 	// /// Set collection property.
 	// ///
@@ -195,6 +200,23 @@
 	///  or in textual repr: collectionSponsor()
 	function collectionSponsor() external view returns (Tuple27 memory);
 
+	/// Get current collection limits.
+	///
+	/// @return Array of tuples (byte, bool, uint256) with limits and their values. Order of limits:
+	/// 	"accountTokenOwnershipLimit",
+	/// 	"sponsoredDataSize",
+	/// 	"sponsoredDataRateLimit",
+	/// 	"tokenLimit",
+	/// 	"sponsorTransferTimeout",
+	/// 	"sponsorApproveTimeout"
+	///  	"ownerCanTransfer",
+	/// 	"ownerCanDestroy",
+	/// 	"transfersEnabled"
+	/// Return `false` if a limit not set.
+	/// @dev EVM selector for this function is: 0xf63bc572,
+	///  or in textual repr: collectionLimits()
+	function collectionLimits() external view returns (Tuple30[] memory);
+
 	/// Set limits for the collection.
 	/// @dev Throws error if limit not found.
 	/// @param limit Name of the limit. Valid names:
@@ -207,10 +229,15 @@
 	///  	"ownerCanTransfer",
 	/// 	"ownerCanDestroy",
 	/// 	"transfersEnabled"
+	/// @param status enable\disable limit. Works only with `true`.
 	/// @param value Value of the limit.
-	/// @dev EVM selector for this function is: 0x4ad890a8,
-	///  or in textual repr: setCollectionLimit(string,uint256)
-	function setCollectionLimit(string memory limit, uint256 value) external;
+	/// @dev EVM selector for this function is: 0x88150bd0,
+	///  or in textual repr: setCollectionLimit(uint8,bool,uint256)
+	function setCollectionLimit(
+		CollectionLimits limit,
+		bool status,
+		uint256 value
+	) external;
 
 	/// Get contract address.
 	/// @dev EVM selector for this function is: 0xf6b4dfb4,
@@ -260,12 +287,12 @@
 	/// Returns nesting for a collection
 	/// @dev EVM selector for this function is: 0x22d25bfe,
 	///  or in textual repr: collectionNestingRestrictedCollectionIds()
-	function collectionNestingRestrictedCollectionIds() external view returns (Tuple31 memory);
+	function collectionNestingRestrictedCollectionIds() external view returns (Tuple35 memory);
 
 	/// Returns permissions for a collection
 	/// @dev EVM selector for this function is: 0x5b2eaf4b,
 	///  or in textual repr: collectionNestingPermissions()
-	function collectionNestingPermissions() external view returns (Tuple34[] memory);
+	function collectionNestingPermissions() external view returns (Tuple38[] memory);
 
 	/// Set the collection access method.
 	/// @param mode Access mode
@@ -380,7 +407,7 @@
 }
 
 /// @dev anonymous struct
-struct Tuple34 {
+struct Tuple38 {
 	CollectionPermissions field_0;
 	bool field_1;
 }
@@ -391,11 +418,40 @@
 }
 
 /// @dev anonymous struct
-struct Tuple31 {
+struct Tuple35 {
 	bool field_0;
 	uint256[] field_1;
 }
 
+/// @dev [`CollectionLimits`](up_data_structs::CollectionLimits) representation for EVM.
+enum CollectionLimits {
+	/// @dev How many tokens can a user have on one account.
+	AccountTokenOwnership,
+	/// @dev How many bytes of data are available for sponsorship.
+	SponsoredDataSize,
+	/// @dev In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
+	SponsoredDataRateLimit,
+	/// @dev How many tokens can be mined into this collection.
+	TokenLimit,
+	/// @dev Timeouts for transfer sponsoring.
+	SponsorTransferTimeout,
+	/// @dev Timeout for sponsoring an approval in passed blocks.
+	SponsorApproveTimeout,
+	/// @dev Whether the collection owner of the collection can send tokens (which belong to other users).
+	OwnerCanTransfer,
+	/// @dev Can the collection owner burn other people's tokens.
+	OwnerCanDestroy,
+	/// @dev Is it possible to send tokens from this collection between users.
+	TransferEnabled
+}
+
+/// @dev anonymous struct
+struct Tuple30 {
+	CollectionLimits field_0;
+	bool field_1;
+	uint256 field_2;
+}
+
 /// @dev anonymous struct
 struct Tuple27 {
 	address field_0;
modifiedtests/src/eth/api/UniqueRefungible.soldiffbeforeafterboth
--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -30,12 +30,12 @@
 	/// @param permissions Permissions for keys.
 	/// @dev EVM selector for this function is: 0xbd92983a,
 	///  or in textual repr: setTokenPropertyPermissions((string,(uint8,bool)[])[])
-	function setTokenPropertyPermissions(Tuple47[] memory permissions) external;
+	function setTokenPropertyPermissions(Tuple51[] memory permissions) external;
 
 	/// @notice Get permissions for token properties.
 	/// @dev EVM selector for this function is: 0xf23d7790,
 	///  or in textual repr: tokenPropertyPermissions()
-	function tokenPropertyPermissions() external view returns (Tuple47[] memory);
+	function tokenPropertyPermissions() external view returns (Tuple51[] memory);
 
 	// /// @notice Set token property value.
 	// /// @dev Throws error if `msg.sender` has no permission to edit the property.
@@ -86,26 +86,30 @@
 	bytes value;
 }
 
+/// @dev Ethereum representation of TokenPermissions (see [`up_data_structs::PropertyPermission`]) fields as an enumeration.
 enum EthTokenPermissions {
+	/// @dev Permission to change the property and property permission. See [`up_data_structs::PropertyPermission::mutable`]
 	Mutable,
+	/// @dev Change permission for the collection administrator. See [`up_data_structs::PropertyPermission::token_owner`]
 	TokenOwner,
+	/// @dev Permission to change the property for the owner of the token. See [`up_data_structs::PropertyPermission::collection_admin`]
 	CollectionAdmin
 }
 
 /// @dev anonymous struct
-struct Tuple47 {
+struct Tuple51 {
 	string field_0;
-	Tuple45[] field_1;
+	Tuple49[] field_1;
 }
 
 /// @dev anonymous struct
-struct Tuple45 {
+struct Tuple49 {
 	EthTokenPermissions field_0;
 	bool field_1;
 }
 
 /// @title A contract that allows you to work with collections.
-/// @dev the ERC-165 identifier for this interface is 0xb5e1747f
+/// @dev the ERC-165 identifier for this interface is 0x81172a75
 interface Collection is Dummy, ERC165 {
 	// /// Set collection property.
 	// ///
@@ -196,6 +200,23 @@
 	///  or in textual repr: collectionSponsor()
 	function collectionSponsor() external view returns (Tuple26 memory);
 
+	/// Get current collection limits.
+	///
+	/// @return Array of tuples (byte, bool, uint256) with limits and their values. Order of limits:
+	/// 	"accountTokenOwnershipLimit",
+	/// 	"sponsoredDataSize",
+	/// 	"sponsoredDataRateLimit",
+	/// 	"tokenLimit",
+	/// 	"sponsorTransferTimeout",
+	/// 	"sponsorApproveTimeout"
+	///  	"ownerCanTransfer",
+	/// 	"ownerCanDestroy",
+	/// 	"transfersEnabled"
+	/// Return `false` if a limit not set.
+	/// @dev EVM selector for this function is: 0xf63bc572,
+	///  or in textual repr: collectionLimits()
+	function collectionLimits() external view returns (Tuple29[] memory);
+
 	/// Set limits for the collection.
 	/// @dev Throws error if limit not found.
 	/// @param limit Name of the limit. Valid names:
@@ -208,10 +229,15 @@
 	///  	"ownerCanTransfer",
 	/// 	"ownerCanDestroy",
 	/// 	"transfersEnabled"
+	/// @param status enable\disable limit. Works only with `true`.
 	/// @param value Value of the limit.
-	/// @dev EVM selector for this function is: 0x4ad890a8,
-	///  or in textual repr: setCollectionLimit(string,uint256)
-	function setCollectionLimit(string memory limit, uint256 value) external;
+	/// @dev EVM selector for this function is: 0x88150bd0,
+	///  or in textual repr: setCollectionLimit(uint8,bool,uint256)
+	function setCollectionLimit(
+		CollectionLimits limit,
+		bool status,
+		uint256 value
+	) external;
 
 	/// Get contract address.
 	/// @dev EVM selector for this function is: 0xf6b4dfb4,
@@ -261,12 +287,12 @@
 	/// Returns nesting for a collection
 	/// @dev EVM selector for this function is: 0x22d25bfe,
 	///  or in textual repr: collectionNestingRestrictedCollectionIds()
-	function collectionNestingRestrictedCollectionIds() external view returns (Tuple30 memory);
+	function collectionNestingRestrictedCollectionIds() external view returns (Tuple34 memory);
 
 	/// Returns permissions for a collection
 	/// @dev EVM selector for this function is: 0x5b2eaf4b,
 	///  or in textual repr: collectionNestingPermissions()
-	function collectionNestingPermissions() external view returns (Tuple33[] memory);
+	function collectionNestingPermissions() external view returns (Tuple37[] memory);
 
 	/// Set the collection access method.
 	/// @param mode Access mode
@@ -381,7 +407,7 @@
 }
 
 /// @dev anonymous struct
-struct Tuple33 {
+struct Tuple37 {
 	CollectionPermissions field_0;
 	bool field_1;
 }
@@ -392,11 +418,40 @@
 }
 
 /// @dev anonymous struct
-struct Tuple30 {
+struct Tuple34 {
 	bool field_0;
 	uint256[] field_1;
 }
 
+/// @dev [`CollectionLimits`](up_data_structs::CollectionLimits) representation for EVM.
+enum CollectionLimits {
+	/// @dev How many tokens can a user have on one account.
+	AccountTokenOwnership,
+	/// @dev How many bytes of data are available for sponsorship.
+	SponsoredDataSize,
+	/// @dev In any case, chain default: [`SponsoringRateLimit::SponsoringDisabled`]
+	SponsoredDataRateLimit,
+	/// @dev How many tokens can be mined into this collection.
+	TokenLimit,
+	/// @dev Timeouts for transfer sponsoring.
+	SponsorTransferTimeout,
+	/// @dev Timeout for sponsoring an approval in passed blocks.
+	SponsorApproveTimeout,
+	/// @dev Whether the collection owner of the collection can send tokens (which belong to other users).
+	OwnerCanTransfer,
+	/// @dev Can the collection owner burn other people's tokens.
+	OwnerCanDestroy,
+	/// @dev Is it possible to send tokens from this collection between users.
+	TransferEnabled
+}
+
+/// @dev anonymous struct
+struct Tuple29 {
+	CollectionLimits field_0;
+	bool field_1;
+	uint256 field_2;
+}
+
 /// @dev anonymous struct
 struct Tuple26 {
 	address field_0;
modifiedtests/src/eth/collectionLimits.test.tsdiffbeforeafterboth
--- a/tests/src/eth/collectionLimits.test.ts
+++ b/tests/src/eth/collectionLimits.test.ts
@@ -1,6 +1,7 @@
 import {IKeyringPair} from '@polkadot/types/types';
 import {Pallets} from '../util';
 import {expect, itEth, usingEthPlaygrounds} from './util';
+import {CollectionLimits} from './util/playgrounds/types';
 
 
 describe('Can set collection limits', () => {
@@ -44,20 +45,33 @@
         transfersEnabled: false,
       };
      
-      const collection = helper.ethNativeContract.collection(collectionAddress, testCase.case, owner);
-      await collection.methods.setCollectionLimit('accountTokenOwnershipLimit', limits.accountTokenOwnershipLimit).send();
-      await collection.methods.setCollectionLimit('sponsoredDataSize', limits.sponsoredDataSize).send();
-      await collection.methods.setCollectionLimit('sponsoredDataRateLimit', limits.sponsoredDataRateLimit).send();
-      await collection.methods.setCollectionLimit('tokenLimit', limits.tokenLimit).send();
-      await collection.methods.setCollectionLimit('sponsorTransferTimeout', limits.sponsorTransferTimeout).send();
-      await collection.methods.setCollectionLimit('sponsorApproveTimeout', limits.sponsorApproveTimeout).send();
-      await collection.methods.setCollectionLimit('ownerCanTransfer', limits.ownerCanTransfer).send();
-      await collection.methods.setCollectionLimit('ownerCanDestroy', limits.ownerCanDestroy).send();
-      await collection.methods.setCollectionLimit('transfersEnabled', limits.transfersEnabled).send();
+      const collectionEvm = helper.ethNativeContract.collection(collectionAddress, testCase.case, owner);
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, limits.accountTokenOwnershipLimit).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.SponsoredDataSize, true, limits.sponsoredDataSize).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.SponsoredDataRateLimit, true, limits.sponsoredDataRateLimit).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.TokenLimit, true, limits.tokenLimit).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.SponsorTransferTimeout, true, limits.sponsorTransferTimeout).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.SponsorApproveTimeout, true, limits.sponsorApproveTimeout).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.OwnerCanTransfer, true, limits.ownerCanTransfer).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.OwnerCanDestroy, true, limits.ownerCanDestroy).send();
+      await collectionEvm.methods.setCollectionLimit(CollectionLimits.TransferEnabled, true, limits.transfersEnabled).send();
       
+      // Check limits from sub:
       const data = (await helper.rft.getData(collectionId))!;
       expect(data.raw.limits).to.deep.eq(expectedLimits);
       expect(await helper.collection.getEffectiveLimits(collectionId)).to.deep.eq(expectedLimits);
+      // Check limits from eth:
+      const limitsEvm = await collectionEvm.methods.collectionLimits().call({from: owner});
+      expect(limitsEvm).to.have.length(9);
+      expect(limitsEvm[0]).to.deep.eq([CollectionLimits.AccountTokenOwnership.toString(), true, limits.accountTokenOwnershipLimit.toString()]);
+      expect(limitsEvm[1]).to.deep.eq([CollectionLimits.SponsoredDataSize.toString(), true, limits.sponsoredDataSize.toString()]);
+      expect(limitsEvm[2]).to.deep.eq([CollectionLimits.SponsoredDataRateLimit.toString(), true, limits.sponsoredDataRateLimit.toString()]);
+      expect(limitsEvm[3]).to.deep.eq([CollectionLimits.TokenLimit.toString(), true, limits.tokenLimit.toString()]);
+      expect(limitsEvm[4]).to.deep.eq([CollectionLimits.SponsorTransferTimeout.toString(), true, limits.sponsorTransferTimeout.toString()]);
+      expect(limitsEvm[5]).to.deep.eq([CollectionLimits.SponsorApproveTimeout.toString(), true, limits.sponsorApproveTimeout.toString()]);
+      expect(limitsEvm[6]).to.deep.eq([CollectionLimits.OwnerCanTransfer.toString(), true, limits.ownerCanTransfer.toString()]);
+      expect(limitsEvm[7]).to.deep.eq([CollectionLimits.OwnerCanDestroy.toString(), true, limits.ownerCanDestroy.toString()]);
+      expect(limitsEvm[8]).to.deep.eq([CollectionLimits.TransferEnabled.toString(), true, limits.transfersEnabled.toString()]);
     }));
 });
 
@@ -84,17 +98,48 @@
       const owner = await helper.eth.createAccountWithBalance(donor);
       const {collectionAddress} = await helper.eth.createCollection(testCase.case, owner, 'Limits', 'absolutely anything', 'ISNI', 18);
       const collectionEvm = helper.ethNativeContract.collection(collectionAddress, testCase.case, owner);
+
+      // Cannot set non-existing limit
       await expect(collectionEvm.methods
-        .setCollectionLimit('badLimit', '1')
-        .call()).to.be.rejectedWith('unknown limit "badLimit"');
-      
+        .setCollectionLimit(9, true, 1)
+        .call()).to.be.rejectedWith('Returned error: VM Exception while processing transaction: revert Value not convertible into enum "CollectionLimits"');      
+        
+      // Cannot disable limits
+      await expect(collectionEvm.methods
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, false, 200)
+        .call()).to.be.rejectedWith('Returned error: VM Exception while processing transaction: revert user can\'t disable limits');
+
       await expect(collectionEvm.methods
-        .setCollectionLimit(Object.keys(invalidLimits)[0], invalidLimits.accountTokenOwnershipLimit)
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, invalidLimits.accountTokenOwnershipLimit)
         .call()).to.be.rejectedWith(`can't convert value to u32 "${invalidLimits.accountTokenOwnershipLimit}"`);
-      
+ 
       await expect(collectionEvm.methods
-        .setCollectionLimit(Object.keys(invalidLimits)[1], invalidLimits.transfersEnabled)
+        .setCollectionLimit(CollectionLimits.TransferEnabled, true, 3)
         .call()).to.be.rejectedWith(`can't convert value to boolean "${invalidLimits.transfersEnabled}"`);
+
+      expect(() => collectionEvm.methods
+        .setCollectionLimit(CollectionLimits.SponsoredDataSize, true, -1).send()).to.throw('value out-of-bounds');
     }));
+
+  [
+    {case: 'nft' as const, requiredPallets: []},
+    {case: 'rft' as const, requiredPallets: [Pallets.ReFungible]},
+    {case: 'ft' as const, requiredPallets: []},
+  ].map(testCase =>
+    itEth.ifWithPallets(`Non-owner and non-admin cannot set collection limits for ${testCase.case}`, testCase.requiredPallets || [], async ({helper}) => {
+      const owner = await helper.eth.createAccountWithBalance(donor);
+      const nonOwner = await helper.eth.createAccountWithBalance(donor);
+      const {collectionAddress} = await helper.eth.createCollection(testCase.case, owner, 'Limits', 'absolutely anything', 'FLO', 18);
+
+      const collectionEvm = helper.ethNativeContract.collection(collectionAddress, testCase.case, owner);
+      await expect(collectionEvm.methods
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
+        .call({from: nonOwner}))
+        .to.be.rejectedWith('NoPermission');
+
+      await expect(collectionEvm.methods
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
+        .send({from: nonOwner}))
+        .to.be.rejected;
+    }));
 });
-  
\ No newline at end of file
modifiedtests/src/eth/createFTCollection.test.tsdiffbeforeafterboth
--- a/tests/src/eth/createFTCollection.test.ts
+++ b/tests/src/eth/createFTCollection.test.ts
@@ -18,6 +18,7 @@
 import {evmToAddress} from '@polkadot/util-crypto';
 import {Pallets, requirePalletsOrSkip} from '../util';
 import {expect, itEth, usingEthPlaygrounds} from './util';
+import { CollectionLimits } from './util/playgrounds/types';
 
 const DECIMALS = 18;
 
@@ -196,7 +197,7 @@
     }
     {
       await expect(peasantCollection.methods
-        .setCollectionLimit('accountTokenOwnershipLimit', '1000')
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
         .call()).to.be.rejectedWith(EXPECTED_ERROR);
     }
   });
@@ -221,7 +222,7 @@
     }
     {
       await expect(peasantCollection.methods
-        .setCollectionLimit('accountTokenOwnershipLimit', '1000')
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
         .call()).to.be.rejectedWith(EXPECTED_ERROR);
     }
   });
modifiedtests/src/eth/createNFTCollection.test.tsdiffbeforeafterboth
--- a/tests/src/eth/createNFTCollection.test.ts
+++ b/tests/src/eth/createNFTCollection.test.ts
@@ -17,6 +17,7 @@
 import {evmToAddress} from '@polkadot/util-crypto';
 import {IKeyringPair} from '@polkadot/types/types';
 import {expect, itEth, usingEthPlaygrounds} from './util';
+import { CollectionLimits } from './util/playgrounds/types';
 
 
 describe('Create NFT collection from EVM', () => {
@@ -207,7 +208,7 @@
     }
     {
       await expect(malfeasantCollection.methods
-        .setCollectionLimit('accountTokenOwnershipLimit', '1000')
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
         .call()).to.be.rejectedWith(EXPECTED_ERROR);
     }
   });
@@ -232,7 +233,7 @@
     }
     {
       await expect(malfeasantCollection.methods
-        .setCollectionLimit('accountTokenOwnershipLimit', '1000')
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
         .call()).to.be.rejectedWith(EXPECTED_ERROR);
     }
   });
modifiedtests/src/eth/createRFTCollection.test.tsdiffbeforeafterboth
--- a/tests/src/eth/createRFTCollection.test.ts
+++ b/tests/src/eth/createRFTCollection.test.ts
@@ -18,6 +18,7 @@
 import {IKeyringPair} from '@polkadot/types/types';
 import {Pallets, requirePalletsOrSkip} from '../util';
 import {expect, itEth, usingEthPlaygrounds} from './util';
+import {CollectionLimits} from './util/playgrounds/types';
 
 
 describe('Create RFT collection from EVM', () => {
@@ -239,7 +240,7 @@
     }
     {
       await expect(peasantCollection.methods
-        .setCollectionLimit('accountTokenOwnershipLimit', '1000')
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
         .call()).to.be.rejectedWith(EXPECTED_ERROR);
     }
   });
@@ -264,7 +265,7 @@
     }
     {
       await expect(peasantCollection.methods
-        .setCollectionLimit('accountTokenOwnershipLimit', '1000')
+        .setCollectionLimit(CollectionLimits.AccountTokenOwnership, true, 1000)
         .call()).to.be.rejectedWith(EXPECTED_ERROR);
     }
   });
modifiedtests/src/eth/events.test.tsdiffbeforeafterboth
--- a/tests/src/eth/events.test.ts
+++ b/tests/src/eth/events.test.ts
@@ -19,7 +19,7 @@
 import {EthUniqueHelper, itEth, usingEthPlaygrounds} from './util';
 import {IEvent, TCollectionMode} from '../util/playgrounds/types';
 import {Pallets, requirePalletsOrSkip} from '../util';
-import {EthTokenPermissions, NormalizedEvent} from './util/playgrounds/types';
+import {CollectionLimits, EthTokenPermissions, NormalizedEvent} from './util/playgrounds/types';
 
 let donor: IKeyringPair;
   
@@ -234,7 +234,7 @@
   });
   const {unsubscribe, collectedEvents: subEvents} = await helper.subscribeEvents([{section: 'common', names: ['CollectionLimitSet']}]);
   {
-    await collection.methods.setCollectionLimit('ownerCanTransfer', 0n).send({from: owner});
+    await collection.methods.setCollectionLimit(CollectionLimits.OwnerCanTransfer, true, 0).send({from: owner});
     await helper.wait.newBlocks(1);
     expect(ethEvents).to.be.like([
       {
modifiedtests/src/eth/util/playgrounds/types.tsdiffbeforeafterboth
--- a/tests/src/eth/util/playgrounds/types.ts
+++ b/tests/src/eth/util/playgrounds/types.ts
@@ -24,4 +24,15 @@
   Mutable,
   TokenOwner,
   CollectionAdmin
-}
\ No newline at end of file
+}
+export enum CollectionLimits {
+  AccountTokenOwnership,
+	SponsoredDataSize,
+	SponsoredDataRateLimit,
+	TokenLimit,
+	SponsorTransferTimeout,
+	SponsorApproveTimeout,
+	OwnerCanTransfer,
+	OwnerCanDestroy,
+	TransferEnabled
+}
modifiedtests/src/pallet-presence.test.tsdiffbeforeafterboth
--- a/tests/src/pallet-presence.test.ts
+++ b/tests/src/pallet-presence.test.ts
@@ -84,6 +84,7 @@
         );
       } else if (chain.eq('UNIQUE')) {
         // Insert Unique additional pallets here
+        requiredPallets.push(foreignAssets);
       }
     });
   });