--- /dev/null
+++ b/pallets/nft/src/types.rs
@@ -0,0 +1,234 @@
+#[cfg(feature = "std")]
+pub use std::*;
+
+#[cfg(feature = "std")]
+pub use serde::*;
+
+use codec::{Decode, Encode};
+
+pub type CollectionId = u32;
+pub type TokenId = u32;
+pub type DecimalPoints = u8;
+
+#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub enum CollectionMode {
+    Invalid,
+    NFT,
+    // decimal points
+    Fungible(DecimalPoints),
+    // decimal points
+    ReFungible(DecimalPoints),
+}
+
+impl Into<u8> for CollectionMode {
+    fn into(self) -> u8 {
+        match self {
+            CollectionMode::Invalid => 0,
+            CollectionMode::NFT => 1,
+            CollectionMode::Fungible(_) => 2,
+            CollectionMode::ReFungible(_) => 3,
+        }
+    }
+}
+
+#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub enum AccessMode {
+    Normal,
+    WhiteList,
+}
+impl Default for AccessMode {
+    fn default() -> Self {
+        Self::Normal
+    }
+}
+
+impl Default for CollectionMode {
+    fn default() -> Self {
+        Self::Invalid
+    }
+}
+
+#[derive(Encode, Decode, Eq, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub enum SchemaVersion {
+    ImageURL,
+    Unique,
+}
+impl Default for SchemaVersion {
+    fn default() -> Self {
+        Self::ImageURL
+    }
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct Ownership<AccountId> {
+    pub owner: AccountId,
+    pub fraction: u128,
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct CollectionType<AccountId> {
+    pub owner: AccountId,
+    pub mode: CollectionMode,
+    pub access: AccessMode,
+    pub decimal_points: DecimalPoints,
+    pub name: Vec<u16>,        // 64 include null escape char
+    pub description: Vec<u16>, // 256 include null escape char
+    pub token_prefix: Vec<u8>, // 16 include null escape char
+    pub mint_mode: bool,
+    pub offchain_schema: Vec<u8>,
+    pub schema_version: SchemaVersion,
+    pub sponsor: AccountId, // Who pays fees. If set to default address, the fees are applied to the transaction sender
+    pub unconfirmed_sponsor: AccountId, // Sponsor address that has not yet confirmed sponsorship
+    pub limits: CollectionLimits, // Collection private restrictions 
+    pub variable_on_chain_schema: Vec<u8>, //
+    pub const_on_chain_schema: Vec<u8>, //
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct NftItemType<AccountId> {
+    pub collection: CollectionId,
+    pub owner: AccountId,
+    pub const_data: Vec<u8>,
+    pub variable_data: Vec<u8>,
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct FungibleItemType<AccountId> {
+    pub collection: CollectionId,
+    pub owner: AccountId,
+    pub value: u128,
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct ReFungibleItemType<AccountId> {
+    pub collection: CollectionId,
+    pub owner: Vec<Ownership<AccountId>>,
+    pub const_data: Vec<u8>,
+    pub variable_data: Vec<u8>,
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct ApprovePermissions<AccountId> {
+    pub approved: AccountId,
+    pub amount: u128,
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct VestingItem<AccountId, Moment> {
+    pub sender: AccountId,
+    pub recipient: AccountId,
+    pub collection_id: CollectionId,
+    pub item_id: TokenId,
+    pub amount: u64,
+    pub vesting_date: Moment,
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct BasketItem<AccountId, BlockNumber> {
+    pub address: AccountId,
+    pub start_block: BlockNumber,
+}
+
+#[derive(Encode, Decode, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct CollectionLimits {
+    pub account_token_ownership_limit: u32,
+    pub sponsored_data_size: u32,
+    pub token_limit: u32,
+
+    // Timeouts for item types in passed blocks
+    pub sponsor_transfer_timeout: u32,
+}
+
+impl Default for CollectionLimits {
+    fn default() -> CollectionLimits {
+        CollectionLimits { 
+            account_token_ownership_limit: 10_000_000, 
+            token_limit: u32::max_value(),
+            sponsored_data_size: u32::max_value(), 
+            sponsor_transfer_timeout: 14400 }
+    }
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct ChainLimits {
+    pub collection_numbers_limit: u32,
+    pub account_token_ownership_limit: u32,
+    pub collections_admins_limit: u64,
+    pub custom_data_limit: u32,
+
+    // Timeouts for item types in passed blocks
+    pub nft_sponsor_transfer_timeout: u32,
+    pub fungible_sponsor_transfer_timeout: u32,
+    pub refungible_sponsor_transfer_timeout: u32,
+}
+
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct CreateNftData {
+    pub const_data: Vec<u8>,
+    pub variable_data: Vec<u8>,
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct CreateFungibleData {
+}
+
+#[derive(Encode, Decode, Default, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub struct CreateReFungibleData {
+    pub const_data: Vec<u8>,
+    pub variable_data: Vec<u8>,
+}
+
+#[derive(Encode, Decode, Debug, Clone, PartialEq)]
+#[cfg_attr(feature = "std", derive(Serialize, Deserialize))]
+pub enum CreateItemData {
+    NFT(CreateNftData),
+    Fungible(CreateFungibleData),
+    ReFungible(CreateReFungibleData),
+}
+
+impl CreateItemData {
+    pub fn len(&self) -> usize {
+        let len = match self {
+            CreateItemData::NFT(data) => data.variable_data.len() + data.const_data.len(),
+            CreateItemData::ReFungible(data) => data.variable_data.len() + data.const_data.len(),
+            _ => 0
+        };
+        
+        return len;
+    }
+}
+
+impl From<CreateNftData> for CreateItemData {
+    fn from(item: CreateNftData) -> Self {
+        CreateItemData::NFT(item)
+    }
+}
+
+impl From<CreateReFungibleData> for CreateItemData {
+    fn from(item: CreateReFungibleData) -> Self {
+        CreateItemData::ReFungible(item)
+    }
+}
+
+impl From<CreateFungibleData> for CreateItemData {
+    fn from(item: CreateFungibleData) -> Self {
+        CreateItemData::Fungible(item)
+    }
+}