git.delta.rocks / unique-network / refs/commits / 9e1cf3ee12f3

--- a/.docker/forkless-config/launch-config-forkless-data.j2
+++ b/.docker/forkless-config/launch-config-forkless-data.j2
@@ -86,7 +86,7 @@
     },
       "parachains": [
         {
-            "bin": "/unique-chain/target/release/unique-collator",
+            "bin": "/unique-chain/current/release/unique-collator",
             "upgradeBin": "/unique-chain/target/release/unique-collator",
             "upgradeWasm": "/unique-chain/target/release/wbuild/{{ FEATURE }}/{{ RUNTIME }}_runtime.compact.compressed.wasm",
             "id": "1000",

--- a/.github/workflows/nodes-only-update.yml
+++ b/.github/workflows/nodes-only-update.yml
@@ -196,7 +196,6 @@
           yarn install
           yarn add mochawesome
           echo "Ready to start tests"
-          node scripts/readyness.js
           NOW=$(date +%s) && yarn test --reporter mochawesome --reporter-options reportFilename=test-${NOW}
         env:
           RPC_URL: http://127.0.0.1:9933/
@@ -272,7 +271,6 @@
           yarn install
           yarn add mochawesome
           echo "Ready to start tests"
-          node scripts/readyness.js
           NOW=$(date +%s) && yarn test --reporter mochawesome --reporter-options reportFilename=test-${NOW}
         env:
           RPC_URL: http://127.0.0.1:9933/

--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5552,7 +5552,7 @@
 
 [[package]]
 name = "pallet-common"
-version = "0.1.5"
+version = "0.1.6"
 dependencies = [
  "ethereum",
  "evm-coder",
@@ -12473,7 +12473,7 @@
 
 [[package]]
 name = "up-common"
-version = "0.9.25"
+version = "0.9.27"
 dependencies = [
  "fp-rpc",
  "frame-support",

--- a/pallets/common/CHANGELOG.md
+++ b/pallets/common/CHANGELOG.md
@@ -2,6 +2,11 @@
 
 All notable changes to this project will be documented in this file.
 
+## [0.1.6] - 2022-08-16
+
+### Added
+-   New Ethereum API methods: changeOwner, changeOwner(Substrate) and verifyOwnerOrAdmin(Substrate).
+
 <!-- bureaucrate goes here -->
 ## [v0.1.5] 2022-08-16
 

--- a/pallets/common/Cargo.toml
+++ b/pallets/common/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "pallet-common"
-version = "0.1.5"
+version = "0.1.6"
 license = "GPLv3"
 edition = "2021"
 

--- a/pallets/common/src/erc.rs
+++ b/pallets/common/src/erc.rs
@@ -30,7 +30,10 @@
 };
 use alloc::format;
 
-use crate::{Pallet, CollectionHandle, Config, CollectionProperties};
+use crate::{
+	Pallet, CollectionHandle, Config, CollectionProperties,
+	eth::convert_substrate_address_to_cross_account_id,
+};
 
 /// Events for ethereum collection helper.
 #[derive(ToLog)]
@@ -232,10 +235,7 @@
 		new_admin: uint256,
 	) -> Result<void> {
 		let caller = T::CrossAccountId::from_eth(caller);
-		let mut new_admin_arr: [u8; 32] = Default::default();
-		new_admin.to_big_endian(&mut new_admin_arr);
-		let account_id = T::AccountId::from(new_admin_arr);
-		let new_admin = T::CrossAccountId::from_sub(account_id);
+		let new_admin = convert_substrate_address_to_cross_account_id::<T>(new_admin);
 		<Pallet<T>>::toggle_admin(self, &caller, &new_admin, true).map_err(dispatch_to_evm::<T>)?;
 		Ok(())
 	}
@@ -248,10 +248,7 @@
 		admin: uint256,
 	) -> Result<void> {
 		let caller = T::CrossAccountId::from_eth(caller);
-		let mut admin_arr: [u8; 32] = Default::default();
-		admin.to_big_endian(&mut admin_arr);
-		let account_id = T::AccountId::from(admin_arr);
-		let admin = T::CrossAccountId::from_sub(account_id);
+		let admin = convert_substrate_address_to_cross_account_id::<T>(admin);
 		<Pallet<T>>::toggle_admin(self, &caller, &admin, false).map_err(dispatch_to_evm::<T>)?;
 		Ok(())
 	}
@@ -414,12 +411,21 @@
 	///
 	/// @param user account to verify
 	/// @return "true" if account is the owner or admin
-	fn verify_owner_or_admin(&self, user: address) -> Result<bool> {
-		Ok(check_is_owner_or_admin(user, self)
-			.map(|_| true)
-			.unwrap_or(false))
+	#[solidity(rename_selector = "isOwnerOrAdmin")]
+	fn is_owner_or_admin_eth(&self, user: address) -> Result<bool> {
+		let user = T::CrossAccountId::from_eth(user);
+		Ok(self.is_owner_or_admin(&user))
 	}
 
+	/// Check that substrate account is the owner or admin of the collection
+	///
+	/// @param user account to verify
+	/// @return "true" if account is the owner or admin
+	fn is_owner_or_admin_substrate(&self, user: uint256) -> Result<bool> {
+		let user = convert_substrate_address_to_cross_account_id::<T>(user);
+		Ok(self.is_owner_or_admin(&user))
+	}
+
 	/// Returns collection type
 	///
 	/// @return `Fungible` or `NFT` or `ReFungible`
@@ -431,6 +437,28 @@
 		};
 		Ok(mode.into())
 	}
+
+	/// Changes collection owner to another account
+	///
+	/// @dev Owner can be changed only by current owner
+	/// @param newOwner new owner account
+	fn set_owner(&mut self, caller: caller, new_owner: address) -> Result<void> {
+		let caller = T::CrossAccountId::from_eth(caller);
+		let new_owner = T::CrossAccountId::from_eth(new_owner);
+		self.set_owner_internal(caller, new_owner)
+			.map_err(dispatch_to_evm::<T>)
+	}
+
+	/// Changes collection owner to another substrate account
+	///
+	/// @dev Owner can be changed only by current owner
+	/// @param newOwner new owner substrate account
+	fn set_owner_substrate(&mut self, caller: caller, new_owner: uint256) -> Result<void> {
+		let caller = T::CrossAccountId::from_eth(caller);
+		let new_owner = convert_substrate_address_to_cross_account_id::<T>(new_owner);
+		self.set_owner_internal(caller, new_owner)
+			.map_err(dispatch_to_evm::<T>)
+	}
 }
 
 fn check_is_owner_or_admin<T: Config>(
@@ -440,16 +468,17 @@
 	let caller = T::CrossAccountId::from_eth(caller);
 	collection
 		.check_is_owner_or_admin(&caller)
-		.map_err(pallet_evm_coder_substrate::dispatch_to_evm::<T>)?;
+		.map_err(dispatch_to_evm::<T>)?;
 	Ok(caller)
 }
 
 fn save<T: Config>(collection: &CollectionHandle<T>) -> Result<void> {
 	// TODO possibly delete for the lack of transaction
+	collection.consume_store_writes(1)?;
 	collection
 		.check_is_internal()
 		.map_err(dispatch_to_evm::<T>)?;
-	<crate::CollectionById<T>>::insert(collection.id, collection.collection.clone());
+	collection.save().map_err(dispatch_to_evm::<T>)?;
 	Ok(())
 }
 

--- a/pallets/common/src/eth.rs
+++ b/pallets/common/src/eth.rs
@@ -16,9 +16,13 @@
 
 //! The module contains a number of functions for converting and checking ethereum identifiers.
 
+use evm_coder::{types::*};
+pub use pallet_evm::account::CrossAccountId;
+use sp_core::H160;
 use up_data_structs::CollectionId;
-use sp_core::H160;
 
+use crate::Config;
+
 // 0x17c4e6453Cc49AAAaEACA894e6D9683e00000001 - collection 1
 // TODO: Unhardcode prefix
 const ETH_COLLECTION_PREFIX: [u8; 16] = [
@@ -47,3 +51,16 @@
 pub fn is_collection(address: &H160) -> bool {
 	address[0..16] == ETH_COLLECTION_PREFIX
 }
+
+/// Converts Substrate address to CrossAccountId
+pub fn convert_substrate_address_to_cross_account_id<T: Config>(
+	address: uint256,
+) -> T::CrossAccountId
+where
+	T::AccountId: From<[u8; 32]>,
+{
+	let mut address_arr: [u8; 32] = Default::default();
+	address.to_big_endian(&mut address_arr);
+	let account_id = T::AccountId::from(address_arr);
+	T::CrossAccountId::from_sub(account_id)
+}

--- a/pallets/common/src/lib.rs
+++ b/pallets/common/src/lib.rs
@@ -203,8 +203,8 @@
 	}
 
 	/// Save collection to storage.
-	pub fn save(self) -> DispatchResult {
-		<CollectionById<T>>::insert(self.id, self.collection);
+	pub fn save(&self) -> DispatchResult {
+		<CollectionById<T>>::insert(self.id, &self.collection);
 		Ok(())
 	}
 
@@ -302,6 +302,17 @@
 		);
 		Ok(())
 	}
+
+	/// Changes collection owner to another account
+	fn set_owner_internal(
+		&mut self,
+		caller: T::CrossAccountId,
+		new_owner: T::CrossAccountId,
+	) -> DispatchResult {
+		self.check_is_owner(&caller)?;
+		self.collection.owner = new_owner.as_sub().clone();
+		self.save()
+	}
 }
 
 #[frame_support::pallet]

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31	);31	);
32}32}
33
34// Selector: 6cf113cd
35contract Collection is Dummy, ERC165 {
36	// Set collection property.
37	//
38	// @param key Property key.
39	// @param value Propery value.
40	//
41	// Selector: setCollectionProperty(string,bytes) 2f073f66
42	function setCollectionProperty(string memory key, bytes memory value)
43		public
44	{
45		require(false, stub_error);
46		key;
47		value;
48		dummy = 0;
49	}
50
51	// Delete collection property.
52	//
53	// @param key Property key.
54	//
55	// Selector: deleteCollectionProperty(string) 7b7debce
56	function deleteCollectionProperty(string memory key) public {
57		require(false, stub_error);
58		key;
59		dummy = 0;
60	}
61
62	// Get collection property.
63	//
64	// @dev Throws error if key not found.
65	//
66	// @param key Property key.
67	// @return bytes The property corresponding to the key.
68	//
69	// Selector: collectionProperty(string) cf24fd6d
70	function collectionProperty(string memory key)
71		public
72		view
73		returns (bytes memory)
74	{
75		require(false, stub_error);
76		key;
77		dummy;
78		return hex"";
79	}
80
81	// Set the sponsor of the collection.
82	//
83	// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.
84	//
85	// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.
86	//
87	// Selector: setCollectionSponsor(address) 7623402e
88	function setCollectionSponsor(address sponsor) public {
89		require(false, stub_error);
90		sponsor;
91		dummy = 0;
92	}
93
94	// Collection sponsorship confirmation.
95	//
96	// @dev After setting the sponsor for the collection, it must be confirmed with this function.
97	//
98	// Selector: confirmCollectionSponsorship() 3c50e97a
99	function confirmCollectionSponsorship() public {
100		require(false, stub_error);
101		dummy = 0;
102	}
103
104	// Set limits for the collection.
105	// @dev Throws error if limit not found.
106	// @param limit Name of the limit. Valid names:
107	// 	"accountTokenOwnershipLimit",
108	// 	"sponsoredDataSize",
109	// 	"sponsoredDataRateLimit",
110	// 	"tokenLimit",
111	// 	"sponsorTransferTimeout",
112	// 	"sponsorApproveTimeout"
113	// @param value Value of the limit.
114	//
115	// Selector: setCollectionLimit(string,uint32) 6a3841db
116	function setCollectionLimit(string memory limit, uint32 value) public {
117		require(false, stub_error);
118		limit;
119		value;
120		dummy = 0;
121	}
122
123	// Set limits for the collection.
124	// @dev Throws error if limit not found.
125	// @param limit Name of the limit. Valid names:
126	// 	"ownerCanTransfer",
127	// 	"ownerCanDestroy",
128	// 	"transfersEnabled"
129	// @param value Value of the limit.
130	//
131	// Selector: setCollectionLimit(string,bool) 993b7fba
132	function setCollectionLimit(string memory limit, bool value) public {
133		require(false, stub_error);
134		limit;
135		value;
136		dummy = 0;
137	}
138
139	// Get contract address.
140	//
141	// Selector: contractAddress() f6b4dfb4
142	function contractAddress() public view returns (address) {
143		require(false, stub_error);
144		dummy;
145		return 0x0000000000000000000000000000000000000000;
146	}
147
148	// Add collection admin by substrate address.
149	// @param new_admin Substrate administrator address.
150	//
151	// Selector: addCollectionAdminSubstrate(uint256) 5730062b
152	function addCollectionAdminSubstrate(uint256 newAdmin) public {
153		require(false, stub_error);
154		newAdmin;
155		dummy = 0;
156	}
157
158	// Remove collection admin by substrate address.
159	// @param admin Substrate administrator address.
160	//
161	// Selector: removeCollectionAdminSubstrate(uint256) 4048fcf9
162	function removeCollectionAdminSubstrate(uint256 admin) public {
163		require(false, stub_error);
164		admin;
165		dummy = 0;
166	}
167
168	// Add collection admin.
169	// @param new_admin Address of the added administrator.
170	//
171	// Selector: addCollectionAdmin(address) 92e462c7
172	function addCollectionAdmin(address newAdmin) public {
173		require(false, stub_error);
174		newAdmin;
175		dummy = 0;
176	}
177
178	// Remove collection admin.
179	//
180	// @param new_admin Address of the removed administrator.
181	//
182	// Selector: removeCollectionAdmin(address) fafd7b42
183	function removeCollectionAdmin(address admin) public {
184		require(false, stub_error);
185		admin;
186		dummy = 0;
187	}
188
189	// Toggle accessibility of collection nesting.
190	//
191	// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'
192	//
193	// Selector: setCollectionNesting(bool) 112d4586
194	function setCollectionNesting(bool enable) public {
195		require(false, stub_error);
196		enable;
197		dummy = 0;
198	}
199
200	// Toggle accessibility of collection nesting.
201	//
202	// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'
203	// @param collections Addresses of collections that will be available for nesting.
204	//
205	// Selector: setCollectionNesting(bool,address[]) 64872396
206	function setCollectionNesting(bool enable, address[] memory collections)
207		public
208	{
209		require(false, stub_error);
210		enable;
211		collections;
212		dummy = 0;
213	}
214
215	// Set the collection access method.
216	// @param mode Access mode
217	// 	0 for Normal
218	// 	1 for AllowList
219	//
220	// Selector: setCollectionAccess(uint8) 41835d4c
221	function setCollectionAccess(uint8 mode) public {
222		require(false, stub_error);
223		mode;
224		dummy = 0;
225	}
226
227	// Add the user to the allowed list.
228	//
229	// @param user Address of a trusted user.
230	//
231	// Selector: addToCollectionAllowList(address) 67844fe6
232	function addToCollectionAllowList(address user) public {
233		require(false, stub_error);
234		user;
235		dummy = 0;
236	}
237
238	// Remove the user from the allowed list.
239	//
240	// @param user Address of a removed user.
241	//
242	// Selector: removeFromCollectionAllowList(address) 85c51acb
243	function removeFromCollectionAllowList(address user) public {
244		require(false, stub_error);
245		user;
246		dummy = 0;
247	}
248
249	// Switch permission for minting.
250	//
251	// @param mode Enable if "true".
252	//
253	// Selector: setCollectionMintMode(bool) 00018e84
254	function setCollectionMintMode(bool mode) public {
255		require(false, stub_error);
256		mode;
257		dummy = 0;
258	}
259
260	// Check that account is the owner or admin of the collection
261	//
262	// @param user account to verify
263	// @return "true" if account is the owner or admin
264	//
265	// Selector: verifyOwnerOrAdmin(address) c2282493
266	function verifyOwnerOrAdmin(address user) public view returns (bool) {
267		require(false, stub_error);
268		user;
269		dummy;
270		return false;
271	}
272
273	// Returns collection type
274	//
275	// @return `Fungible` or `NFT` or `ReFungible`
276	//
277	// Selector: uniqueCollectionType() d34b55b8
278	function uniqueCollectionType() public returns (string memory) {
279		require(false, stub_error);
280		dummy = 0;
281		return "";
282	}
283}
28433
285// Selector: 79cc679034// Selector: 79cc6790
286contract ERC20UniqueExtensions is Dummy, ERC165 {35contract ERC20UniqueExtensions is Dummy, ERC165 {
378	}127	}
379}128}
129
130// Selector: ffe4da23
131contract Collection is Dummy, ERC165 {
132	// Set collection property.
133	//
134	// @param key Property key.
135	// @param value Propery value.
136	//
137	// Selector: setCollectionProperty(string,bytes) 2f073f66
138	function setCollectionProperty(string memory key, bytes memory value)
139		public
140	{
141		require(false, stub_error);
142		key;
143		value;
144		dummy = 0;
145	}
146
147	// Delete collection property.
148	//
149	// @param key Property key.
150	//
151	// Selector: deleteCollectionProperty(string) 7b7debce
152	function deleteCollectionProperty(string memory key) public {
153		require(false, stub_error);
154		key;
155		dummy = 0;
156	}
157
158	// Get collection property.
159	//
160	// @dev Throws error if key not found.
161	//
162	// @param key Property key.
163	// @return bytes The property corresponding to the key.
164	//
165	// Selector: collectionProperty(string) cf24fd6d
166	function collectionProperty(string memory key)
167		public
168		view
169		returns (bytes memory)
170	{
171		require(false, stub_error);
172		key;
173		dummy;
174		return hex"";
175	}
176
177	// Set the sponsor of the collection.
178	//
179	// @dev In order for sponsorship to work, it must be confirmed on behalf of the sponsor.
180	//
181	// @param sponsor Address of the sponsor from whose account funds will be debited for operations with the contract.
182	//
183	// Selector: setCollectionSponsor(address) 7623402e
184	function setCollectionSponsor(address sponsor) public {
185		require(false, stub_error);
186		sponsor;
187		dummy = 0;
188	}
189
190	// Collection sponsorship confirmation.
191	//
192	// @dev After setting the sponsor for the collection, it must be confirmed with this function.
193	//
194	// Selector: confirmCollectionSponsorship() 3c50e97a
195	function confirmCollectionSponsorship() public {
196		require(false, stub_error);
197		dummy = 0;
198	}
199
200	// Set limits for the collection.
201	// @dev Throws error if limit not found.
202	// @param limit Name of the limit. Valid names:
203	// 	"accountTokenOwnershipLimit",
204	// 	"sponsoredDataSize",
205	// 	"sponsoredDataRateLimit",
206	// 	"tokenLimit",
207	// 	"sponsorTransferTimeout",
208	// 	"sponsorApproveTimeout"
209	// @param value Value of the limit.
210	//
211	// Selector: setCollectionLimit(string,uint32) 6a3841db
212	function setCollectionLimit(string memory limit, uint32 value) public {
213		require(false, stub_error);
214		limit;
215		value;
216		dummy = 0;
217	}
218
219	// Set limits for the collection.
220	// @dev Throws error if limit not found.
221	// @param limit Name of the limit. Valid names:
222	// 	"ownerCanTransfer",
223	// 	"ownerCanDestroy",
224	// 	"transfersEnabled"
225	// @param value Value of the limit.
226	//
227	// Selector: setCollectionLimit(string,bool) 993b7fba
228	function setCollectionLimit(string memory limit, bool value) public {
229		require(false, stub_error);
230		limit;
231		value;
232		dummy = 0;
233	}
234
235	// Get contract address.
236	//
237	// Selector: contractAddress() f6b4dfb4
238	function contractAddress() public view returns (address) {
239		require(false, stub_error);
240		dummy;
241		return 0x0000000000000000000000000000000000000000;
242	}
243
244	// Add collection admin by substrate address.
245	// @param new_admin Substrate administrator address.
246	//
247	// Selector: addCollectionAdminSubstrate(uint256) 5730062b
248	function addCollectionAdminSubstrate(uint256 newAdmin) public {
249		require(false, stub_error);
250		newAdmin;
251		dummy = 0;
252	}
253
254	// Remove collection admin by substrate address.
255	// @param admin Substrate administrator address.
256	//
257	// Selector: removeCollectionAdminSubstrate(uint256) 4048fcf9
258	function removeCollectionAdminSubstrate(uint256 admin) public {
259		require(false, stub_error);
260		admin;
261		dummy = 0;
262	}
263
264	// Add collection admin.
265	// @param new_admin Address of the added administrator.
266	//
267	// Selector: addCollectionAdmin(address) 92e462c7
268	function addCollectionAdmin(address newAdmin) public {
269		require(false, stub_error);
270		newAdmin;
271		dummy = 0;
272	}
273
274	// Remove collection admin.
275	//
276	// @param new_admin Address of the removed administrator.
277	//
278	// Selector: removeCollectionAdmin(address) fafd7b42
279	function removeCollectionAdmin(address admin) public {
280		require(false, stub_error);
281		admin;
282		dummy = 0;
283	}
284
285	// Toggle accessibility of collection nesting.
286	//
287	// @param enable If "true" degenerates to nesting: 'Owner' else to nesting: 'Disabled'
288	//
289	// Selector: setCollectionNesting(bool) 112d4586
290	function setCollectionNesting(bool enable) public {
291		require(false, stub_error);
292		enable;
293		dummy = 0;
294	}
295
296	// Toggle accessibility of collection nesting.
297	//
298	// @param enable If "true" degenerates to nesting: {OwnerRestricted: [1, 2, 3]} else to nesting: 'Disabled'
299	// @param collections Addresses of collections that will be available for nesting.
300	//
301	// Selector: setCollectionNesting(bool,address[]) 64872396
302	function setCollectionNesting(bool enable, address[] memory collections)
303		public
304	{
305		require(false, stub_error);
306		enable;
307		collections;
308		dummy = 0;
309	}
310
311	// Set the collection access method.
312	// @param mode Access mode
313	// 	0 for Normal
314	// 	1 for AllowList
315	//
316	// Selector: setCollectionAccess(uint8) 41835d4c
317	function setCollectionAccess(uint8 mode) public {
318		require(false, stub_error);
319		mode;
320		dummy = 0;
321	}
322
323	// Add the user to the allowed list.
324	//
325	// @param user Address of a trusted user.
326	//
327	// Selector: addToCollectionAllowList(address) 67844fe6
328	function addToCollectionAllowList(address user) public {
329		require(false, stub_error);
330		user;
331		dummy = 0;
332	}
333
334	// Remove the user from the allowed list.
335	//
336	// @param user Address of a removed user.
337	//
338	// Selector: removeFromCollectionAllowList(address) 85c51acb
339	function removeFromCollectionAllowList(address user) public {
340		require(false, stub_error);
341		user;
342		dummy = 0;
343	}
344
345	// Switch permission for minting.
346	//
347	// @param mode Enable if "true".
348	//
349	// Selector: setCollectionMintMode(bool) 00018e84
350	function setCollectionMintMode(bool mode) public {
351		require(false, stub_error);
352		mode;
353		dummy = 0;
354	}
355
356	// Check that account is the owner or admin of the collection
357	//
358	// @param user account to verify
359	// @return "true" if account is the owner or admin
360	//
361	// Selector: isOwnerOrAdmin(address) 9811b0c7
362	function isOwnerOrAdmin(address user) public view returns (bool) {
363		require(false, stub_error);
364		user;
365		dummy;
366		return false;
367	}
368
369	// Check that substrate account is the owner or admin of the collection
370	//
371	// @param user account to verify
372	// @return "true" if account is the owner or admin
373	//
374	// Selector: isOwnerOrAdminSubstrate(uint256) 68910e00
375	function isOwnerOrAdminSubstrate(uint256 user) public view returns (bool) {
376		require(false, stub_error);
377		user;
378		dummy;
379		return false;
380	}
381
382	// Returns collection type
383	//
384	// @return `Fungible` or `NFT` or `ReFungible`
385	//
386	// Selector: uniqueCollectionType() d34b55b8
387	function uniqueCollectionType() public returns (string memory) {
388		require(false, stub_error);
389		dummy = 0;
390		return "";
391	}
392
393	// Changes collection owner to another account
394	//
395	// @dev Owner can be changed only by current owner
396	// @param newOwner new owner account
397	//
398	// Selector: setOwner(address) 13af4035
399	function setOwner(address newOwner) public {
400		require(false, stub_error);
401		newOwner;
402		dummy = 0;
403	}
404
405	// Changes collection owner to another substrate account
406	//
407	// @dev Owner can be changed only by current owner
408	// @param newOwner new owner substrate account
409	//
410	// Selector: setOwnerSubstrate(uint256) b212138f
411	function setOwnerSubstrate(uint256 newOwner) public {
412		require(false, stub_error);
413		newOwner;
414		dummy = 0;
415	}
416}
380417
381contract UniqueFungible is418contract UniqueFungible is
382	Dummy,419	Dummy,

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--- a/pallets/nonfungible/src/stubs/UniqueNFT.sol
+++ b/pallets/nonfungible/src/stubs/UniqueNFT.sol
@@ -373,7 +373,128 @@
 	}
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+contract ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid NFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) public view returns (uint256) {
+		require(false, stub_error);
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @dev Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		public
+		view
+		returns (uint256)
+	{
+		require(false, stub_error);
+		owner;
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @notice Count NFTs tracked by this contract
+	// @return A count of valid NFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+}
+
+// Selector: d74d154f
+contract ERC721UniqueExtensions is Dummy, ERC165 {
+	// @notice Transfer ownership of an NFT
+	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
+	//  is the zero address. Throws if `tokenId` is not a valid NFT.
+	// @param to The new owner
+	// @param tokenId The NFT to transfer
+	// @param _value Not used for an NFT
+	//
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 tokenId) public {
+		require(false, stub_error);
+		to;
+		tokenId;
+		dummy = 0;
+	}
+
+	// @notice Burns a specific ERC721 token.
+	// @dev Throws unless `msg.sender` is the current owner or an authorized
+	//  operator for this NFT. Throws if `from` is not the current owner. Throws
+	//  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.
+	// @param from The current owner of the NFT
+	// @param tokenId The NFT to transfer
+	// @param _value Not used for an NFT
+	//
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 tokenId) public {
+		require(false, stub_error);
+		from;
+		tokenId;
+		dummy = 0;
+	}
+
+	// @notice Returns next free NFT ID.
+	//
+	// Selector: nextTokenId() 75794a3c
+	function nextTokenId() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+
+	// @notice Function to mint multiple tokens.
+	// @dev `tokenIds` should be an array of consecutive numbers and first number
+	//  should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokenIds IDs of the minted NFTs
+	//
+	// Selector: mintBulk(address,uint256[]) 44a9945e
+	function mintBulk(address to, uint256[] memory tokenIds)
+		public
+		returns (bool)
+	{
+		require(false, stub_error);
+		to;
+		tokenIds;
+		dummy = 0;
+		return false;
+	}
+
+	// @notice Function to mint multiple tokens with the given tokenUris.
+	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	//  numbers and first number should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokens array of pairs of token ID and token URI for minted tokens
+	//
+	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
+	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
+		public
+		returns (bool)
+	{
+		require(false, stub_error);
+		to;
+		tokens;
+		dummy = 0;
+		return false;
+	}
+}
+
+// Selector: ffe4da23
 contract Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -604,144 +725,60 @@
 	// @param user account to verify
 	// @return "true" if account is the owner or admin
 	//
-	// Selector: verifyOwnerOrAdmin(address) c2282493
-	function verifyOwnerOrAdmin(address user) public view returns (bool) {
+	// Selector: isOwnerOrAdmin(address) 9811b0c7
+	function isOwnerOrAdmin(address user) public view returns (bool) {
 		require(false, stub_error);
 		user;
 		dummy;
 		return false;
 	}
 
-	// Returns collection type
-	//
-	// @return `Fungible` or `NFT` or `ReFungible`
-	//
-	// Selector: uniqueCollectionType() d34b55b8
-	function uniqueCollectionType() public returns (string memory) {
-		require(false, stub_error);
-		dummy = 0;
-		return "";
-	}
-}
-
-// Selector: 780e9d63
-contract ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid NFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
+	// Check that substrate account is the owner or admin of the collection
 	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) public view returns (uint256) {
-		require(false, stub_error);
-		index;
-		dummy;
-		return 0;
-	}
-
-	// @dev Not implemented
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
 	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		public
-		view
-		returns (uint256)
-	{
+	// Selector: isOwnerOrAdminSubstrate(uint256) 68910e00
+	function isOwnerOrAdminSubstrate(uint256 user) public view returns (bool) {
 		require(false, stub_error);
-		owner;
-		index;
+		user;
 		dummy;
-		return 0;
+		return false;
 	}
 
-	// @notice Count NFTs tracked by this contract
-	// @return A count of valid NFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
+	// Returns collection type
 	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-}
-
-// Selector: d74d154f
-contract ERC721UniqueExtensions is Dummy, ERC165 {
-	// @notice Transfer ownership of an NFT
-	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
-	//  is the zero address. Throws if `tokenId` is not a valid NFT.
-	// @param to The new owner
-	// @param tokenId The NFT to transfer
-	// @param _value Not used for an NFT
+	// @return `Fungible` or `NFT` or `ReFungible`
 	//
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 tokenId) public {
-		require(false, stub_error);
-		to;
-		tokenId;
-		dummy = 0;
-	}
-
-	// @notice Burns a specific ERC721 token.
-	// @dev Throws unless `msg.sender` is the current owner or an authorized
-	//  operator for this NFT. Throws if `from` is not the current owner. Throws
-	//  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.
-	// @param from The current owner of the NFT
-	// @param tokenId The NFT to transfer
-	// @param _value Not used for an NFT
-	//
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 tokenId) public {
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() public returns (string memory) {
 		require(false, stub_error);
-		from;
-		tokenId;
 		dummy = 0;
+		return "";
 	}
 
-	// @notice Returns next free NFT ID.
+	// Changes collection owner to another account
 	//
-	// Selector: nextTokenId() 75794a3c
-	function nextTokenId() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-
-	// @notice Function to mint multiple tokens.
-	// @dev `tokenIds` should be an array of consecutive numbers and first number
-	//  should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokenIds IDs of the minted NFTs
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner account
 	//
-	// Selector: mintBulk(address,uint256[]) 44a9945e
-	function mintBulk(address to, uint256[] memory tokenIds)
-		public
-		returns (bool)
-	{
+	// Selector: setOwner(address) 13af4035
+	function setOwner(address newOwner) public {
 		require(false, stub_error);
-		to;
-		tokenIds;
+		newOwner;
 		dummy = 0;
-		return false;
 	}
 
-	// @notice Function to mint multiple tokens with the given tokenUris.
-	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	//  numbers and first number should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokens array of pairs of token ID and token URI for minted tokens
+	// Changes collection owner to another substrate account
+	//
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner substrate account
 	//
-	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
-	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
-		public
-		returns (bool)
-	{
+	// Selector: setOwnerSubstrate(uint256) b212138f
+	function setOwnerSubstrate(uint256 newOwner) public {
 		require(false, stub_error);
-		to;
-		tokens;
+		newOwner;
 		dummy = 0;
-		return false;
 	}
 }
 

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--- a/pallets/refungible/src/stubs/UniqueRefungible.sol
+++ b/pallets/refungible/src/stubs/UniqueRefungible.sol
@@ -371,7 +371,142 @@
 	}
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+contract ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid RFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) public view returns (uint256) {
+		require(false, stub_error);
+		index;
+		dummy;
+		return 0;
+	}
+
+	// Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		public
+		view
+		returns (uint256)
+	{
+		require(false, stub_error);
+		owner;
+		index;
+		dummy;
+		return 0;
+	}
+
+	// @notice Count RFTs tracked by this contract
+	// @return A count of valid RFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+}
+
+// Selector: 7c3bef89
+contract ERC721UniqueExtensions is Dummy, ERC165 {
+	// @notice Transfer ownership of an RFT
+	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
+	//  is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param to The new owner
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 tokenId) public {
+		require(false, stub_error);
+		to;
+		tokenId;
+		dummy = 0;
+	}
+
+	// @notice Burns a specific ERC721 token.
+	// @dev Throws unless `msg.sender` is the current owner or an authorized
+	//  operator for this RFT. Throws if `from` is not the current owner. Throws
+	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param from The current owner of the RFT
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 tokenId) public {
+		require(false, stub_error);
+		from;
+		tokenId;
+		dummy = 0;
+	}
+
+	// @notice Returns next free RFT ID.
+	//
+	// Selector: nextTokenId() 75794a3c
+	function nextTokenId() public view returns (uint256) {
+		require(false, stub_error);
+		dummy;
+		return 0;
+	}
+
+	// @notice Function to mint multiple tokens.
+	// @dev `tokenIds` should be an array of consecutive numbers and first number
+	//  should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokenIds IDs of the minted RFTs
+	//
+	// Selector: mintBulk(address,uint256[]) 44a9945e
+	function mintBulk(address to, uint256[] memory tokenIds)
+		public
+		returns (bool)
+	{
+		require(false, stub_error);
+		to;
+		tokenIds;
+		dummy = 0;
+		return false;
+	}
+
+	// @notice Function to mint multiple tokens with the given tokenUris.
+	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	//  numbers and first number should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokens array of pairs of token ID and token URI for minted tokens
+	//
+	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
+	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
+		public
+		returns (bool)
+	{
+		require(false, stub_error);
+		to;
+		tokens;
+		dummy = 0;
+		return false;
+	}
+
+	// Returns EVM address for refungible token
+	//
+	// @param token ID of the token
+	//
+	// Selector: tokenContractAddress(uint256) ab76fac6
+	function tokenContractAddress(uint256 token) public view returns (address) {
+		require(false, stub_error);
+		token;
+		dummy;
+		return 0x0000000000000000000000000000000000000000;
+	}
+}
+
+// Selector: ffe4da23
 contract Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -602,158 +737,60 @@
 	// @param user account to verify
 	// @return "true" if account is the owner or admin
 	//
-	// Selector: verifyOwnerOrAdmin(address) c2282493
-	function verifyOwnerOrAdmin(address user) public view returns (bool) {
+	// Selector: isOwnerOrAdmin(address) 9811b0c7
+	function isOwnerOrAdmin(address user) public view returns (bool) {
 		require(false, stub_error);
 		user;
 		dummy;
 		return false;
 	}
 
-	// Returns collection type
-	//
-	// @return `Fungible` or `NFT` or `ReFungible`
-	//
-	// Selector: uniqueCollectionType() d34b55b8
-	function uniqueCollectionType() public returns (string memory) {
-		require(false, stub_error);
-		dummy = 0;
-		return "";
-	}
-}
-
-// Selector: 780e9d63
-contract ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid RFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
+	// Check that substrate account is the owner or admin of the collection
 	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) public view returns (uint256) {
-		require(false, stub_error);
-		index;
-		dummy;
-		return 0;
-	}
-
-	// Not implemented
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
 	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		public
-		view
-		returns (uint256)
-	{
+	// Selector: isOwnerOrAdminSubstrate(uint256) 68910e00
+	function isOwnerOrAdminSubstrate(uint256 user) public view returns (bool) {
 		require(false, stub_error);
-		owner;
-		index;
+		user;
 		dummy;
-		return 0;
+		return false;
 	}
 
-	// @notice Count RFTs tracked by this contract
-	// @return A count of valid RFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
+	// Returns collection type
 	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-}
-
-// Selector: 7c3bef89
-contract ERC721UniqueExtensions is Dummy, ERC165 {
-	// @notice Transfer ownership of an RFT
-	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
-	//  is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param to The new owner
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
+	// @return `Fungible` or `NFT` or `ReFungible`
 	//
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 tokenId) public {
+	// Selector: uniqueCollectionType() d34b55b8
+	function uniqueCollectionType() public returns (string memory) {
 		require(false, stub_error);
-		to;
-		tokenId;
 		dummy = 0;
+		return "";
 	}
 
-	// @notice Burns a specific ERC721 token.
-	// @dev Throws unless `msg.sender` is the current owner or an authorized
-	//  operator for this RFT. Throws if `from` is not the current owner. Throws
-	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param from The current owner of the RFT
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
+	// Changes collection owner to another account
+	//
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner account
 	//
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 tokenId) public {
+	// Selector: setOwner(address) 13af4035
+	function setOwner(address newOwner) public {
 		require(false, stub_error);
-		from;
-		tokenId;
+		newOwner;
 		dummy = 0;
 	}
 
-	// @notice Returns next free RFT ID.
+	// Changes collection owner to another substrate account
 	//
-	// Selector: nextTokenId() 75794a3c
-	function nextTokenId() public view returns (uint256) {
-		require(false, stub_error);
-		dummy;
-		return 0;
-	}
-
-	// @notice Function to mint multiple tokens.
-	// @dev `tokenIds` should be an array of consecutive numbers and first number
-	//  should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokenIds IDs of the minted RFTs
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner substrate account
 	//
-	// Selector: mintBulk(address,uint256[]) 44a9945e
-	function mintBulk(address to, uint256[] memory tokenIds)
-		public
-		returns (bool)
-	{
+	// Selector: setOwnerSubstrate(uint256) b212138f
+	function setOwnerSubstrate(uint256 newOwner) public {
 		require(false, stub_error);
-		to;
-		tokenIds;
-		dummy = 0;
-		return false;
-	}
-
-	// @notice Function to mint multiple tokens with the given tokenUris.
-	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	//  numbers and first number should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokens array of pairs of token ID and token URI for minted tokens
-	//
-	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
-	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
-		public
-		returns (bool)
-	{
-		require(false, stub_error);
-		to;
-		tokens;
+		newOwner;
 		dummy = 0;
-		return false;
-	}
-
-	// Returns EVM address for refungible token
-	//
-	// @param token ID of the token
-	//
-	// Selector: tokenContractAddress(uint256) ab76fac6
-	function tokenContractAddress(uint256 token) public view returns (address) {
-		require(false, stub_error);
-		token;
-		dummy;
-		return 0x0000000000000000000000000000000000000000;
 	}
 }
 

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--- a/tests/src/eth/api/UniqueFungible.sol
+++ b/tests/src/eth/api/UniqueFungible.sol
@@ -22,7 +22,50 @@
 	);
 }
 
-// Selector: 6cf113cd
+// Selector: 79cc6790
+interface ERC20UniqueExtensions is Dummy, ERC165 {
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 amount) external returns (bool);
+}
+
+// Selector: 942e8b22
+interface ERC20 is Dummy, ERC165, ERC20Events {
+	// Selector: name() 06fdde03
+	function name() external view returns (string memory);
+
+	// Selector: symbol() 95d89b41
+	function symbol() external view returns (string memory);
+
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
+
+	// Selector: decimals() 313ce567
+	function decimals() external view returns (uint8);
+
+	// Selector: balanceOf(address) 70a08231
+	function balanceOf(address owner) external view returns (uint256);
+
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 amount) external returns (bool);
+
+	// Selector: transferFrom(address,address,uint256) 23b872dd
+	function transferFrom(
+		address from,
+		address to,
+		uint256 amount
+	) external returns (bool);
+
+	// Selector: approve(address,uint256) 095ea7b3
+	function approve(address spender, uint256 amount) external returns (bool);
+
+	// Selector: allowance(address,address) dd62ed3e
+	function allowance(address owner, address spender)
+		external
+		view
+		returns (uint256);
+}
+
+// Selector: ffe4da23
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -174,8 +217,16 @@
 	// @param user account to verify
 	// @return "true" if account is the owner or admin
 	//
-	// Selector: verifyOwnerOrAdmin(address) c2282493
-	function verifyOwnerOrAdmin(address user) external view returns (bool);
+	// Selector: isOwnerOrAdmin(address) 9811b0c7
+	function isOwnerOrAdmin(address user) external view returns (bool);
+
+	// Check that substrate account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: isOwnerOrAdminSubstrate(uint256) 68910e00
+	function isOwnerOrAdminSubstrate(uint256 user) external view returns (bool);
 
 	// Returns collection type
 	//
@@ -183,49 +234,22 @@
 	//
 	// Selector: uniqueCollectionType() d34b55b8
 	function uniqueCollectionType() external returns (string memory);
-}
 
-// Selector: 79cc6790
-interface ERC20UniqueExtensions is Dummy, ERC165 {
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 amount) external returns (bool);
-}
+	// Changes collection owner to another account
+	//
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner account
+	//
+	// Selector: setOwner(address) 13af4035
+	function setOwner(address newOwner) external;
 
-// Selector: 942e8b22
-interface ERC20 is Dummy, ERC165, ERC20Events {
-	// Selector: name() 06fdde03
-	function name() external view returns (string memory);
-
-	// Selector: symbol() 95d89b41
-	function symbol() external view returns (string memory);
-
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
-
-	// Selector: decimals() 313ce567
-	function decimals() external view returns (uint8);
-
-	// Selector: balanceOf(address) 70a08231
-	function balanceOf(address owner) external view returns (uint256);
-
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 amount) external returns (bool);
-
-	// Selector: transferFrom(address,address,uint256) 23b872dd
-	function transferFrom(
-		address from,
-		address to,
-		uint256 amount
-	) external returns (bool);
-
-	// Selector: approve(address,uint256) 095ea7b3
-	function approve(address spender, uint256 amount) external returns (bool);
-
-	// Selector: allowance(address,address) dd62ed3e
-	function allowance(address owner, address spender)
-		external
-		view
-		returns (uint256);
+	// Changes collection owner to another substrate account
+	//
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner substrate account
+	//
+	// Selector: setOwnerSubstrate(uint256) b212138f
+	function setOwnerSubstrate(uint256 newOwner) external;
 }
 
 interface UniqueFungible is

--- a/tests/src/eth/api/UniqueNFT.sol
+++ b/tests/src/eth/api/UniqueNFT.sol
@@ -250,7 +250,84 @@
 	function finishMinting() external returns (bool);
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+interface ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid NFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) external view returns (uint256);
+
+	// @dev Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		external
+		view
+		returns (uint256);
+
+	// @notice Count NFTs tracked by this contract
+	// @return A count of valid NFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
+}
+
+// Selector: d74d154f
+interface ERC721UniqueExtensions is Dummy, ERC165 {
+	// @notice Transfer ownership of an NFT
+	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
+	//  is the zero address. Throws if `tokenId` is not a valid NFT.
+	// @param to The new owner
+	// @param tokenId The NFT to transfer
+	// @param _value Not used for an NFT
+	//
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 tokenId) external;
+
+	// @notice Burns a specific ERC721 token.
+	// @dev Throws unless `msg.sender` is the current owner or an authorized
+	//  operator for this NFT. Throws if `from` is not the current owner. Throws
+	//  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.
+	// @param from The current owner of the NFT
+	// @param tokenId The NFT to transfer
+	// @param _value Not used for an NFT
+	//
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 tokenId) external;
+
+	// @notice Returns next free NFT ID.
+	//
+	// Selector: nextTokenId() 75794a3c
+	function nextTokenId() external view returns (uint256);
+
+	// @notice Function to mint multiple tokens.
+	// @dev `tokenIds` should be an array of consecutive numbers and first number
+	//  should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokenIds IDs of the minted NFTs
+	//
+	// Selector: mintBulk(address,uint256[]) 44a9945e
+	function mintBulk(address to, uint256[] memory tokenIds)
+		external
+		returns (bool);
+
+	// @notice Function to mint multiple tokens with the given tokenUris.
+	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	//  numbers and first number should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokens array of pairs of token ID and token URI for minted tokens
+	//
+	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
+	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
+		external
+		returns (bool);
+}
+
+// Selector: ffe4da23
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -402,8 +479,16 @@
 	// @param user account to verify
 	// @return "true" if account is the owner or admin
 	//
-	// Selector: verifyOwnerOrAdmin(address) c2282493
-	function verifyOwnerOrAdmin(address user) external view returns (bool);
+	// Selector: isOwnerOrAdmin(address) 9811b0c7
+	function isOwnerOrAdmin(address user) external view returns (bool);
+
+	// Check that substrate account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: isOwnerOrAdminSubstrate(uint256) 68910e00
+	function isOwnerOrAdminSubstrate(uint256 user) external view returns (bool);
 
 	// Returns collection type
 	//
@@ -411,83 +496,22 @@
 	//
 	// Selector: uniqueCollectionType() d34b55b8
 	function uniqueCollectionType() external returns (string memory);
-}
 
-// Selector: 780e9d63
-interface ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid NFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
+	// Changes collection owner to another account
 	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) external view returns (uint256);
-
-	// @dev Not implemented
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner account
 	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		external
-		view
-		returns (uint256);
+	// Selector: setOwner(address) 13af4035
+	function setOwner(address newOwner) external;
 
-	// @notice Count NFTs tracked by this contract
-	// @return A count of valid NFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
+	// Changes collection owner to another substrate account
 	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
-}
-
-// Selector: d74d154f
-interface ERC721UniqueExtensions is Dummy, ERC165 {
-	// @notice Transfer ownership of an NFT
-	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
-	//  is the zero address. Throws if `tokenId` is not a valid NFT.
-	// @param to The new owner
-	// @param tokenId The NFT to transfer
-	// @param _value Not used for an NFT
-	//
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 tokenId) external;
-
-	// @notice Burns a specific ERC721 token.
-	// @dev Throws unless `msg.sender` is the current owner or an authorized
-	//  operator for this NFT. Throws if `from` is not the current owner. Throws
-	//  if `to` is the zero address. Throws if `tokenId` is not a valid NFT.
-	// @param from The current owner of the NFT
-	// @param tokenId The NFT to transfer
-	// @param _value Not used for an NFT
-	//
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 tokenId) external;
-
-	// @notice Returns next free NFT ID.
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner substrate account
 	//
-	// Selector: nextTokenId() 75794a3c
-	function nextTokenId() external view returns (uint256);
-
-	// @notice Function to mint multiple tokens.
-	// @dev `tokenIds` should be an array of consecutive numbers and first number
-	//  should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokenIds IDs of the minted NFTs
-	//
-	// Selector: mintBulk(address,uint256[]) 44a9945e
-	function mintBulk(address to, uint256[] memory tokenIds)
-		external
-		returns (bool);
-
-	// @notice Function to mint multiple tokens with the given tokenUris.
-	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	//  numbers and first number should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokens array of pairs of token ID and token URI for minted tokens
-	//
-	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
-	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
-		external
-		returns (bool);
+	// Selector: setOwnerSubstrate(uint256) b212138f
+	function setOwnerSubstrate(uint256 newOwner) external;
 }
 
 interface UniqueNFT is

--- a/tests/src/eth/api/UniqueRefungible.sol
+++ b/tests/src/eth/api/UniqueRefungible.sol
@@ -248,7 +248,96 @@
 	function finishMinting() external returns (bool);
 }
 
-// Selector: 6cf113cd
+// Selector: 780e9d63
+interface ERC721Enumerable is Dummy, ERC165 {
+	// @notice Enumerate valid RFTs
+	// @param index A counter less than `totalSupply()`
+	// @return The token identifier for the `index`th NFT,
+	//  (sort order not specified)
+	//
+	// Selector: tokenByIndex(uint256) 4f6ccce7
+	function tokenByIndex(uint256 index) external view returns (uint256);
+
+	// Not implemented
+	//
+	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
+	function tokenOfOwnerByIndex(address owner, uint256 index)
+		external
+		view
+		returns (uint256);
+
+	// @notice Count RFTs tracked by this contract
+	// @return A count of valid RFTs tracked by this contract, where each one of
+	//  them has an assigned and queryable owner not equal to the zero address
+	//
+	// Selector: totalSupply() 18160ddd
+	function totalSupply() external view returns (uint256);
+}
+
+// Selector: 7c3bef89
+interface ERC721UniqueExtensions is Dummy, ERC165 {
+	// @notice Transfer ownership of an RFT
+	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
+	//  is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param to The new owner
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: transfer(address,uint256) a9059cbb
+	function transfer(address to, uint256 tokenId) external;
+
+	// @notice Burns a specific ERC721 token.
+	// @dev Throws unless `msg.sender` is the current owner or an authorized
+	//  operator for this RFT. Throws if `from` is not the current owner. Throws
+	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
+	//  Throws if RFT pieces have multiple owners.
+	// @param from The current owner of the RFT
+	// @param tokenId The RFT to transfer
+	// @param _value Not used for an RFT
+	//
+	// Selector: burnFrom(address,uint256) 79cc6790
+	function burnFrom(address from, uint256 tokenId) external;
+
+	// @notice Returns next free RFT ID.
+	//
+	// Selector: nextTokenId() 75794a3c
+	function nextTokenId() external view returns (uint256);
+
+	// @notice Function to mint multiple tokens.
+	// @dev `tokenIds` should be an array of consecutive numbers and first number
+	//  should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokenIds IDs of the minted RFTs
+	//
+	// Selector: mintBulk(address,uint256[]) 44a9945e
+	function mintBulk(address to, uint256[] memory tokenIds)
+		external
+		returns (bool);
+
+	// @notice Function to mint multiple tokens with the given tokenUris.
+	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
+	//  numbers and first number should be obtained with `nextTokenId` method
+	// @param to The new owner
+	// @param tokens array of pairs of token ID and token URI for minted tokens
+	//
+	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
+	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
+		external
+		returns (bool);
+
+	// Returns EVM address for refungible token
+	//
+	// @param token ID of the token
+	//
+	// Selector: tokenContractAddress(uint256) ab76fac6
+	function tokenContractAddress(uint256 token)
+		external
+		view
+		returns (address);
+}
+
+// Selector: ffe4da23
 interface Collection is Dummy, ERC165 {
 	// Set collection property.
 	//
@@ -400,8 +489,16 @@
 	// @param user account to verify
 	// @return "true" if account is the owner or admin
 	//
-	// Selector: verifyOwnerOrAdmin(address) c2282493
-	function verifyOwnerOrAdmin(address user) external view returns (bool);
+	// Selector: isOwnerOrAdmin(address) 9811b0c7
+	function isOwnerOrAdmin(address user) external view returns (bool);
+
+	// Check that substrate account is the owner or admin of the collection
+	//
+	// @param user account to verify
+	// @return "true" if account is the owner or admin
+	//
+	// Selector: isOwnerOrAdminSubstrate(uint256) 68910e00
+	function isOwnerOrAdminSubstrate(uint256 user) external view returns (bool);
 
 	// Returns collection type
 	//
@@ -409,95 +506,22 @@
 	//
 	// Selector: uniqueCollectionType() d34b55b8
 	function uniqueCollectionType() external returns (string memory);
-}
 
-// Selector: 780e9d63
-interface ERC721Enumerable is Dummy, ERC165 {
-	// @notice Enumerate valid RFTs
-	// @param index A counter less than `totalSupply()`
-	// @return The token identifier for the `index`th NFT,
-	//  (sort order not specified)
+	// Changes collection owner to another account
 	//
-	// Selector: tokenByIndex(uint256) 4f6ccce7
-	function tokenByIndex(uint256 index) external view returns (uint256);
-
-	// Not implemented
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner account
 	//
-	// Selector: tokenOfOwnerByIndex(address,uint256) 2f745c59
-	function tokenOfOwnerByIndex(address owner, uint256 index)
-		external
-		view
-		returns (uint256);
+	// Selector: setOwner(address) 13af4035
+	function setOwner(address newOwner) external;
 
-	// @notice Count RFTs tracked by this contract
-	// @return A count of valid RFTs tracked by this contract, where each one of
-	//  them has an assigned and queryable owner not equal to the zero address
+	// Changes collection owner to another substrate account
 	//
-	// Selector: totalSupply() 18160ddd
-	function totalSupply() external view returns (uint256);
-}
-
-// Selector: 7c3bef89
-interface ERC721UniqueExtensions is Dummy, ERC165 {
-	// @notice Transfer ownership of an RFT
-	// @dev Throws unless `msg.sender` is the current owner. Throws if `to`
-	//  is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param to The new owner
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
+	// @dev Owner can be changed only by current owner
+	// @param newOwner new owner substrate account
 	//
-	// Selector: transfer(address,uint256) a9059cbb
-	function transfer(address to, uint256 tokenId) external;
-
-	// @notice Burns a specific ERC721 token.
-	// @dev Throws unless `msg.sender` is the current owner or an authorized
-	//  operator for this RFT. Throws if `from` is not the current owner. Throws
-	//  if `to` is the zero address. Throws if `tokenId` is not a valid RFT.
-	//  Throws if RFT pieces have multiple owners.
-	// @param from The current owner of the RFT
-	// @param tokenId The RFT to transfer
-	// @param _value Not used for an RFT
-	//
-	// Selector: burnFrom(address,uint256) 79cc6790
-	function burnFrom(address from, uint256 tokenId) external;
-
-	// @notice Returns next free RFT ID.
-	//
-	// Selector: nextTokenId() 75794a3c
-	function nextTokenId() external view returns (uint256);
-
-	// @notice Function to mint multiple tokens.
-	// @dev `tokenIds` should be an array of consecutive numbers and first number
-	//  should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokenIds IDs of the minted RFTs
-	//
-	// Selector: mintBulk(address,uint256[]) 44a9945e
-	function mintBulk(address to, uint256[] memory tokenIds)
-		external
-		returns (bool);
-
-	// @notice Function to mint multiple tokens with the given tokenUris.
-	// @dev `tokenIds` is array of pairs of token ID and token URI. Token IDs should be consecutive
-	//  numbers and first number should be obtained with `nextTokenId` method
-	// @param to The new owner
-	// @param tokens array of pairs of token ID and token URI for minted tokens
-	//
-	// Selector: mintBulkWithTokenURI(address,(uint256,string)[]) 36543006
-	function mintBulkWithTokenURI(address to, Tuple0[] memory tokens)
-		external
-		returns (bool);
-
-	// Returns EVM address for refungible token
-	//
-	// @param token ID of the token
-	//
-	// Selector: tokenContractAddress(uint256) ab76fac6
-	function tokenContractAddress(uint256 token)
-		external
-		view
-		returns (address);
+	// Selector: setOwnerSubstrate(uint256) b212138f
+	function setOwnerSubstrate(uint256 newOwner) external;
 }
 
 interface UniqueRefungible is

--- a/tests/src/eth/collectionAdmin.test.ts
+++ b/tests/src/eth/collectionAdmin.test.ts
@@ -15,6 +15,7 @@
 
 import {expect} from 'chai';
 import privateKey from '../substrate/privateKey';
+import { UNIQUE } from '../util/helpers';
 import {
   createEthAccount,
   createEthAccountWithBalance, 
@@ -22,6 +23,8 @@
   evmCollectionHelpers, 
   getCollectionAddressFromResult, 
   itWeb3,
+  recordEthFee,
+  subToEth,
 } from './util/helpers';
 
 describe('Add collection admins', () => {
@@ -71,9 +74,9 @@
 
     const newAdmin = createEthAccount(web3);
     const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
-    expect(await collectionEvm.methods.verifyOwnerOrAdmin(newAdmin).call()).to.be.false;
+    expect(await collectionEvm.methods.isOwnerOrAdmin(newAdmin).call()).to.be.false;
     await collectionEvm.methods.addCollectionAdmin(newAdmin).send();
-    expect(await collectionEvm.methods.verifyOwnerOrAdmin(newAdmin).call()).to.be.true;
+    expect(await collectionEvm.methods.isOwnerOrAdmin(newAdmin).call()).to.be.true;
   });
 
   itWeb3('(!negative tests!) Add admin by ADMIN is not allowed', async ({api, web3, privateKeyWrapper}) => {
@@ -309,4 +312,102 @@
     expect(adminList[0].asSubstrate.toString().toLocaleLowerCase())
       .to.be.eq(adminSub.address.toLocaleLowerCase());
   });
+});
+
+describe('Change owner tests', () => {
+  itWeb3('Change owner', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+  
+    await collectionEvm.methods.setOwner(newOwner).send();
+  
+    expect(await collectionEvm.methods.isOwnerOrAdmin(owner).call()).to.be.false;
+    expect(await collectionEvm.methods.isOwnerOrAdmin(newOwner).call()).to.be.true;
+  });
+
+  itWeb3('change owner call fee', async ({web3, api, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+
+    const cost = await recordEthFee(api, owner, () => collectionEvm.methods.setOwner(newOwner).send());
+    expect(cost < BigInt(0.2 * Number(UNIQUE)));
+    expect(cost > 0);
+  });
+
+  itWeb3('(!negative tests!) call setOwner by non owner', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+  
+    await expect(collectionEvm.methods.setOwner(newOwner).send({from: newOwner})).to.be.rejected;
+    expect(await collectionEvm.methods.isOwnerOrAdmin(newOwner).call()).to.be.false;
+  });
+});
+
+describe('Change substrate owner tests', () => {
+  itWeb3('Change owner', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = privateKeyWrapper('//Alice');
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+  
+    expect(await collectionEvm.methods.isOwnerOrAdmin(owner).call()).to.be.true;
+    expect(await collectionEvm.methods.isOwnerOrAdminSubstrate(newOwner.addressRaw).call()).to.be.false;
+    
+    await collectionEvm.methods.setOwnerSubstrate(newOwner.addressRaw).send();
+  
+    expect(await collectionEvm.methods.isOwnerOrAdmin(owner).call()).to.be.false;
+    expect(await collectionEvm.methods.isOwnerOrAdminSubstrate(newOwner.addressRaw).call()).to.be.true;
+  });
+
+  itWeb3('change owner call fee', async ({web3, api, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = privateKeyWrapper('//Alice');
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+
+    const cost = await recordEthFee(api, owner, () => collectionEvm.methods.setOwnerSubstrate(newOwner.addressRaw).send());
+    expect(cost < BigInt(0.2 * Number(UNIQUE)));
+    expect(cost > 0);
+  });
+
+  itWeb3('(!negative tests!) call setOwner by non owner', async ({api, web3, privateKeyWrapper}) => {
+    const owner = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const otherReceiver = await createEthAccountWithBalance(api, web3, privateKeyWrapper);
+    const newOwner = privateKeyWrapper('//Alice');
+    const collectionHelper = evmCollectionHelpers(web3, owner);
+    const result = await collectionHelper.methods
+      .createNonfungibleCollection('A', 'B', 'C')
+      .send();
+    const {collectionIdAddress} = await getCollectionAddressFromResult(api, result);
+    const collectionEvm = evmCollection(web3, owner, collectionIdAddress);
+  
+    await expect(collectionEvm.methods.setOwnerSubstrate(newOwner.addressRaw).send({from: otherReceiver})).to.be.rejected;
+    expect(await collectionEvm.methods.isOwnerOrAdminSubstrate(newOwner.addressRaw).call()).to.be.false;
+  });
 });
\ No newline at end of file

--- a/tests/src/eth/fractionalizer/Fractionalizer.sol
+++ b/tests/src/eth/fractionalizer/Fractionalizer.sol
@@ -64,7 +64,7 @@
             "Wrong collection type. Collection is not refungible."
         );
         require(
-            refungibleContract.verifyOwnerOrAdmin(address(this)),
+            refungibleContract.isOwnerOrAdmin(address(this)),
             "Fractionalizer contract should be an admin of the collection"
         );
         rftCollection = _collection;

--- a/tests/src/eth/fungibleAbi.json
+++ b/tests/src/eth/fungibleAbi.json
@@ -151,6 +151,24 @@
     "type": "function"
   },
   {
+    "inputs": [
+      { "internalType": "address", "name": "user", "type": "address" }
+    ],
+    "name": "isOwnerOrAdmin",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "uint256", "name": "user", "type": "uint256" }
+    ],
+    "name": "isOwnerOrAdminSubstrate",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
     "inputs": [],
     "name": "name",
     "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
@@ -260,6 +278,24 @@
   },
   {
     "inputs": [
+      { "internalType": "address", "name": "newOwner", "type": "address" }
+    ],
+    "name": "setOwner",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "uint256", "name": "newOwner", "type": "uint256" }
+    ],
+    "name": "setOwnerSubstrate",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "bytes4", "name": "interfaceID", "type": "bytes4" }
     ],
     "name": "supportsInterface",
@@ -307,15 +343,6 @@
     "name": "uniqueCollectionType",
     "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
     "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "user", "type": "address" }
-    ],
-    "name": "verifyOwnerOrAdmin",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "view",
     "type": "function"
   }
 ]

--- a/tests/src/eth/nonFungibleAbi.json
+++ b/tests/src/eth/nonFungibleAbi.json
@@ -211,6 +211,24 @@
   },
   {
     "inputs": [
+      { "internalType": "address", "name": "user", "type": "address" }
+    ],
+    "name": "isOwnerOrAdmin",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "uint256", "name": "user", "type": "uint256" }
+    ],
+    "name": "isOwnerOrAdminSubstrate",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "address", "name": "to", "type": "address" },
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
     ],
@@ -434,6 +452,24 @@
   },
   {
     "inputs": [
+      { "internalType": "address", "name": "newOwner", "type": "address" }
+    ],
+    "name": "setOwner",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "uint256", "name": "newOwner", "type": "uint256" }
+    ],
+    "name": "setOwnerSubstrate",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
       { "internalType": "string", "name": "key", "type": "string" },
       { "internalType": "bytes", "name": "value", "type": "bytes" }
@@ -532,15 +568,6 @@
     "name": "uniqueCollectionType",
     "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
     "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "user", "type": "address" }
-    ],
-    "name": "verifyOwnerOrAdmin",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "view",
     "type": "function"
   }
 ]

--- a/tests/src/eth/reFungibleAbi.json
+++ b/tests/src/eth/reFungibleAbi.json
@@ -211,6 +211,24 @@
   },
   {
     "inputs": [
+      { "internalType": "address", "name": "user", "type": "address" }
+    ],
+    "name": "isOwnerOrAdmin",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "uint256", "name": "user", "type": "uint256" }
+    ],
+    "name": "isOwnerOrAdminSubstrate",
+    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
+    "stateMutability": "view",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "address", "name": "to", "type": "address" },
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" }
     ],
@@ -434,6 +452,24 @@
   },
   {
     "inputs": [
+      { "internalType": "address", "name": "newOwner", "type": "address" }
+    ],
+    "name": "setOwner",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
+      { "internalType": "uint256", "name": "newOwner", "type": "uint256" }
+    ],
+    "name": "setOwnerSubstrate",
+    "outputs": [],
+    "stateMutability": "nonpayable",
+    "type": "function"
+  },
+  {
+    "inputs": [
       { "internalType": "uint256", "name": "tokenId", "type": "uint256" },
       { "internalType": "string", "name": "key", "type": "string" },
       { "internalType": "bytes", "name": "value", "type": "bytes" }
@@ -541,15 +577,6 @@
     "name": "uniqueCollectionType",
     "outputs": [{ "internalType": "string", "name": "", "type": "string" }],
     "stateMutability": "nonpayable",
-    "type": "function"
-  },
-  {
-    "inputs": [
-      { "internalType": "address", "name": "user", "type": "address" }
-    ],
-    "name": "verifyOwnerOrAdmin",
-    "outputs": [{ "internalType": "bool", "name": "", "type": "bool" }],
-    "stateMutability": "view",
     "type": "function"
   }
 ]