diff --git a/packages/types/src/interfaceRegistry.ts b/packages/types/src/interfaceRegistry.ts
index efa5a4284a..1e4c95111a 100644
--- a/packages/types/src/interfaceRegistry.ts
+++ b/packages/types/src/interfaceRegistry.ts
@@ -2,7 +2,7 @@
 
 import { Compact, Option, Vec } from './codec';
 import { Bytes, Data, Fixed64, H160, H256, H512, Null, StorageHasher, StorageKey, Text, Type, bool, i128, i16, i256, i32, i64, i8, u128, u16, u256, u32, u64, u8, usize } from './primitive';
-import { AccountId, AccountIdOf, AccountIndex, Address, Balance, BalanceOf, Block, BlockNumber, Call, Consensus, ConsensusEngineId, Digest, DigestItem, Ed25519Signature, Extrinsic, ExtrinsicEra, ExtrinsicPayload, Hash, Header, ImmortalEra, Index, Justification, KeyTypeId, KeyValue, LockIdentifier, Moment, MortalEra, Origin, Perbill, Permill, Phantom, PreRuntime, Seal, SealV0, Signature, SignedBlock, Sr25519Signature, StorageData, ValidatorId, Weight, WeightMultiplier } from './interfaces/runtime';
+import { AccountId, AccountIdOf, AccountIndex, Address, AssetId, Balance, BalanceOf, Block, BlockNumber, Call, Consensus, ConsensusEngineId, Digest, DigestItem, Ed25519Signature, Extrinsic, ExtrinsicEra, ExtrinsicPayload, Hash, Header, ImmortalEra, Index, Justification, KeyTypeId, KeyValue, LockIdentifier, Moment, MortalEra, Origin, Perbill, Permill, Phantom, PreRuntime, Seal, SealV0, Signature, SignedBlock, Sr25519Signature, StorageData, ValidatorId, Weight, WeightMultiplier } from './interfaces/runtime';
 import { AuthorityId } from './interfaces/consensus';
 import { Keys, SessionIndex } from './interfaces/session';
 import { AuthorityWeight, NextAuthority, PendingPause, PendingResume, StoredPendingChange, StoredState } from './interfaces/grandpa';
@@ -14,6 +14,7 @@ import { MemberCount, ProposalIndex, Votes } from './interfaces/collective';
 import { AliveContractInfo, CodeHash, ContractInfo, ContractStorageKey, Gas, PrefabWasmModule, PrefabWasmModuleReserved, Schedule, SeedOf, TombstoneContractInfo, TrieId } from './interfaces/contracts';
 import { Conviction, PropIndex, Proposal, ReferendumIndex, ReferendumInfo } from './interfaces/democracy';
 import { AccountInfo, Amount, AssetOf, InherentOfflineReport, LockPeriods, NewAccountOutcome, OpaqueKey, SessionKey } from './interfaces/deprecated';
+import { AssetOptions, Owner, PermissionLatest, PermissionVersions, PermissionsV1 } from './interfaces/genericAsset';
 import { Heartbeat, OpaqueMultiaddr, OpaqueNetworkState, OpaquePeerId } from './interfaces/imOnline';
 import { AttestedCandidate, AuctionIndex, BalanceUpload, Bidder, CandidateReceipt, CollatorSignature, EgressQueueRoot, HeadData, IncomingParachain, IncomingParachainDeploy, IncomingParachainFixed, LeasePeriod, LeasePeriodOf, NewBidder, ParaId, ParaIdOf, ParachainDispatchOrigin, SlotRange, SubId, UpwardMessage, ValidatorIndex, ValidityAttestation, ValidityVote, WinningData, WinningDataEntry } from './interfaces/parachains';
 import { EraIndex, EraRewards, Exposure, IndividualExposure, MomentOf, RewardDestination, StakingLedger, UnlockChunk, ValidatorPrefs } from './interfaces/staking';
@@ -117,6 +118,10 @@ export interface InterfaceRegistry {
   Address: Address;
   'Option<Address>': Option<Address>;
   'Vec<Address>': Vec<Address>;
+  AssetId: AssetId;
+  'Compact<AssetId>': Compact<AssetId>;
+  'Option<AssetId>': Option<AssetId>;
+  'Vec<AssetId>': Vec<AssetId>;
   Balance: Balance;
   'Compact<Balance>': Compact<Balance>;
   'Option<Balance>': Option<Balance>;
@@ -403,6 +408,21 @@ export interface InterfaceRegistry {
   OpaqueKey: OpaqueKey;
   'Option<OpaqueKey>': Option<OpaqueKey>;
   'Vec<OpaqueKey>': Vec<OpaqueKey>;
+  AssetOptions: AssetOptions;
+  'Option<AssetOptions>': Option<AssetOptions>;
+  'Vec<AssetOptions>': Vec<AssetOptions>;
+  PermissionsV1: PermissionsV1;
+  'Option<PermissionsV1>': Option<PermissionsV1>;
+  'Vec<PermissionsV1>': Vec<PermissionsV1>;
+  Owner: Owner;
+  'Option<Owner>': Option<Owner>;
+  'Vec<Owner>': Vec<Owner>;
+  PermissionVersions: PermissionVersions;
+  'Option<PermissionVersions>': Option<PermissionVersions>;
+  'Vec<PermissionVersions>': Vec<PermissionVersions>;
+  PermissionLatest: PermissionLatest;
+  'Option<PermissionLatest>': Option<PermissionLatest>;
+  'Vec<PermissionLatest>': Vec<PermissionLatest>;
   OpaqueMultiaddr: OpaqueMultiaddr;
   'Option<OpaqueMultiaddr>': Option<OpaqueMultiaddr>;
   'Vec<OpaqueMultiaddr>': Vec<OpaqueMultiaddr>;
diff --git a/packages/types/src/interfaces/definitions.ts b/packages/types/src/interfaces/definitions.ts
index a531e724f0..d26d96dccd 100644
--- a/packages/types/src/interfaces/definitions.ts
+++ b/packages/types/src/interfaces/definitions.ts
@@ -29,6 +29,7 @@ export { default as collective } from './collective/definitions';
 export { default as contracts } from './contracts/definitions';
 export { default as democracy } from './democracy/definitions';
 export { default as deprecated } from './deprecated/definitions';
+export { default as genericAsset } from './genericAsset/definitions';
 export { default as imOnline } from './imOnline/definitions';
 export { default as parachains } from './parachains/definitions';
 export { default as staking } from './staking/definitions';
diff --git a/packages/types/src/interfaces/genericAsset/definitions.ts b/packages/types/src/interfaces/genericAsset/definitions.ts
new file mode 100644
index 0000000000..21c128ba7a
--- /dev/null
+++ b/packages/types/src/interfaces/genericAsset/definitions.ts
@@ -0,0 +1,29 @@
+// Copyright 2017-2019 @polkadot/types authors & contributors
+// This software may be modified and distributed under the terms
+// of the Apache-2.0 license. See the LICENSE file for details.
+
+export default {
+  types: {
+    Owner: {
+      _enum: {
+        None: 'Null',
+        Address: 'AccountId'
+      }
+    },
+    PermissionsV1: {
+      update: 'Owner',
+      mint: 'Owner',
+      burn: 'Owner'
+    },
+    PermissionVersions: {
+      _enum: {
+        V1: 'PermissionsV1'
+      }
+    },
+    PermissionLatest: 'PermissionsV1',
+    AssetOptions: {
+      initalIssuance: 'Balance',
+      permissions: 'PermissionLatest'
+    }
+  }
+};
diff --git a/packages/types/src/interfaces/genericAsset/index.ts b/packages/types/src/interfaces/genericAsset/index.ts
new file mode 100644
index 0000000000..f94c8a0ae8
--- /dev/null
+++ b/packages/types/src/interfaces/genericAsset/index.ts
@@ -0,0 +1,3 @@
+// Auto-generated via `yarn build:interfaces`, do not edit
+
+export * from './types';
diff --git a/packages/types/src/interfaces/genericAsset/types.ts b/packages/types/src/interfaces/genericAsset/types.ts
new file mode 100644
index 0000000000..e32ab42065
--- /dev/null
+++ b/packages/types/src/interfaces/genericAsset/types.ts
@@ -0,0 +1,43 @@
+// Auto-generated via `yarn build:interfaces`, do not edit
+
+import { Enum, Struct } from '../../codec';
+import { AccountId, Balance } from '../runtime';
+
+/** Struct */
+export interface AssetOptions extends Struct {
+  /** Balance */
+  readonly initalIssuance: Balance;
+  /** PermissionLatest */
+  readonly permissions: PermissionLatest;
+}
+
+/** Enum */
+export interface Owner extends Enum {
+  /** 0:: None */
+  readonly isNone: boolean;
+  /** 1:: Address(AccountId) */
+  readonly isAddress: boolean;
+  /** AccountId */
+  readonly asAddress: AccountId;
+}
+
+/** PermissionsV1 */
+export type PermissionLatest = PermissionsV1;
+
+/** Struct */
+export interface PermissionsV1 extends Struct {
+  /** Owner */
+  readonly update: Owner;
+  /** Owner */
+  readonly mint: Owner;
+  /** Owner */
+  readonly burn: Owner;
+}
+
+/** Enum */
+export interface PermissionVersions extends Enum {
+  /** 0:: V1(PermissionsV1) */
+  readonly isV1: boolean;
+  /** PermissionsV1 */
+  readonly asV1: PermissionsV1;
+}
diff --git a/packages/types/src/interfaces/runtime/definitions.ts b/packages/types/src/interfaces/runtime/definitions.ts
index c7c2c4826c..9246200d99 100644
--- a/packages/types/src/interfaces/runtime/definitions.ts
+++ b/packages/types/src/interfaces/runtime/definitions.ts
@@ -8,6 +8,7 @@ export default {
     AccountIdOf: 'AccountId',
     AccountIndex: 'GenericAccountIndex',
     Address: 'GenericAddress',
+    AssetId: 'u32',
     Balance: 'u128',
     BalanceOf: 'Balance',
     BlockNumber: 'u64',
diff --git a/packages/types/src/interfaces/runtime/types.ts b/packages/types/src/interfaces/runtime/types.ts
index fead314fab..ca8b45d5e3 100644
--- a/packages/types/src/interfaces/runtime/types.ts
+++ b/packages/types/src/interfaces/runtime/types.ts
@@ -16,6 +16,9 @@ export type AccountIndex = GenericAccountIndex;
 /** GenericAddress */
 export type Address = GenericAddress;
 
+/** u32 */
+export type AssetId = u32;
+
 /** u128 */
 export type Balance = u128;
 
diff --git a/packages/types/src/interfaces/types.ts b/packages/types/src/interfaces/types.ts
index b59d193c27..0a6a1828d1 100644
--- a/packages/types/src/interfaces/types.ts
+++ b/packages/types/src/interfaces/types.ts
@@ -12,6 +12,7 @@ export * from './collective/types';
 export * from './contracts/types';
 export * from './democracy/types';
 export * from './deprecated/types';
+export * from './genericAsset/types';
 export * from './imOnline/types';
 export * from './parachains/types';
 export * from './staking/types';
diff --git a/packages/types/src/scripts/interfacesTs.ts b/packages/types/src/scripts/interfacesTs.ts
index 9dbc2c5ba3..b63521803a 100644
--- a/packages/types/src/scripts/interfacesTs.ts
+++ b/packages/types/src/scripts/interfacesTs.ts
@@ -81,7 +81,8 @@ function exportType (name: string = '', base: string): string {
 }
 
 // helper to generate a `readonly <Name>: <Type>;` getter
-function createGetter (name: string = '', type: string, doc?: string): string {
+function createGetter (name: string = '', type: string, imports: TypeImports, doc?: string): string {
+  setImports(imports, [type]);
   return `  /** ${doc || type} */\n  readonly ${name}: ${type};\n`;
 }
 
@@ -112,8 +113,8 @@ function tsEnum ({ name: enumName, sub }: TypeDef, imports: TypeImports): string
     const getter = stringUpperFirst(stringCamelCase(name.replace(' ', '_')));
     const [enumType, asGetter] = type === 'Null'
       ? ['', '']
-      : [`(${type})`, createGetter(`as${getter}`, type)];
-    const isGetter = createGetter(`is${getter}`, 'boolean', `${index}:: ${name}${enumType}`);
+      : [`(${type})`, createGetter(`as${getter}`, type, imports)];
+    const isGetter = createGetter(`is${getter}`, 'boolean', imports, `${index}:: ${name}${enumType}`);
 
     switch (info) {
       case TypeDefInfo.Plain:
@@ -186,7 +187,7 @@ function tsSet ({ name: setName, sub }: TypeDef, imports: TypeImports): string {
   setImports(imports, ['Set']);
 
   const types = (sub as TypeDef[]).map(({ name }): string =>
-    createGetter(`is${name}`, 'boolean')
+    createGetter(`is${name}`, 'boolean', imports)
   );
 
   return exportInterface(setName, 'Set', types.join(''));
@@ -198,7 +199,7 @@ function tsStruct ({ name: structName, sub }: TypeDef, imports: TypeImports): st
 
     setImports(imports, ['Struct', embedType]);
 
-    return createGetter(typedef.name, returnType);
+    return createGetter(typedef.name, returnType, imports);
   });
 
   return exportInterface(structName, 'Struct', keys.join(''));