diff --git a/packages/cosmwasm/src/cw1cosmwasmclient.spec.ts b/packages/cosmwasm/src/cw1cosmwasmclient.spec.ts
new file mode 100644
index 00000000..a8997fd1
--- /dev/null
+++ b/packages/cosmwasm/src/cw1cosmwasmclient.spec.ts
@@ -0,0 +1,118 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { coins, Secp256k1HdWallet } from "@cosmjs/launchpad";
+
+import { Cw1CosmWasmClient } from "./cw1cosmwasmclient";
+import {
+  alice,
+  deployedCw1,
+  launchpad,
+  makeRandomAddress,
+  pendingWithoutCw1,
+  pendingWithoutLaunchpad,
+} from "./testutils.spec";
+
+describe("Cw1CosmWasmClient", () => {
+  const contractAddress = deployedCw1.instances[0];
+  const defaultToAddress = makeRandomAddress();
+  const defaultMsg = {
+    bank: {
+      send: {
+        from_address: contractAddress,
+        to_address: defaultToAddress,
+        amount: coins(1, "ucosm"),
+      },
+    },
+  };
+
+  describe("constructor", () => {
+    it("can be constructed", async () => {
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1CosmWasmClient(launchpad.endpoint, alice.address0, wallet, contractAddress);
+      expect(client).toBeTruthy();
+    });
+  });
+
+  describe("canSend", () => {
+    it("returns true if client signer can send", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1CosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.canSend(defaultMsg);
+
+      expect(result).toEqual(true);
+    });
+
+    it("returns false if client signer cannot send", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1CosmWasmClient(
+        launchpad.endpoint,
+        alice.address1,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.canSend(defaultMsg);
+
+      expect(result).toEqual(false);
+    });
+
+    it("returns true if supplied signer can send", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1CosmWasmClient(
+        launchpad.endpoint,
+        alice.address1,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.canSend(defaultMsg, alice.address0);
+
+      expect(result).toEqual(true);
+    });
+
+    it("returns false if supplied signer cannot send", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1CosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.canSend(defaultMsg, alice.address1);
+
+      expect(result).toEqual(false);
+    });
+  });
+
+  describe("executeCw1", () => {
+    it("works", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1CosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.executeCw1([defaultMsg]);
+
+      expect(result.transactionHash).toBeTruthy();
+    });
+  });
+});
diff --git a/packages/cosmwasm/src/cw1cosmwasmclient.ts b/packages/cosmwasm/src/cw1cosmwasmclient.ts
new file mode 100644
index 00000000..4905fd92
--- /dev/null
+++ b/packages/cosmwasm/src/cw1cosmwasmclient.ts
@@ -0,0 +1,45 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { Account, BroadcastMode, GasLimits, GasPrice, OfflineSigner } from "@cosmjs/launchpad";
+
+import { CosmosMsg } from "./cosmosmsg";
+import { CosmWasmFeeTable, ExecuteResult, SigningCosmWasmClient } from "./signingcosmwasmclient";
+
+export class Cw1CosmWasmClient extends SigningCosmWasmClient {
+  public readonly cw1ContractAddress: string;
+
+  public constructor(
+    apiUrl: string,
+    signerAddress: string,
+    signer: OfflineSigner,
+    cw1ContractAddress: string,
+    gasPrice?: GasPrice,
+    gasLimits?: Partial<GasLimits<CosmWasmFeeTable>>,
+    broadcastMode?: BroadcastMode,
+  ) {
+    super(apiUrl, signerAddress, signer, gasPrice, gasLimits, broadcastMode);
+    this.cw1ContractAddress = cw1ContractAddress;
+  }
+
+  public async getAccount(address?: string): Promise<Account | undefined> {
+    return super.getAccount(address || this.cw1ContractAddress);
+  }
+
+  public async canSend(msg: CosmosMsg, address = this.senderAddress): Promise<boolean> {
+    const result = await this.queryContractSmart(this.cw1ContractAddress, {
+      can_send: {
+        sender: address,
+        msg: msg,
+      },
+    });
+    return result.can_send;
+  }
+
+  public async executeCw1(msgs: readonly CosmosMsg[], memo = ""): Promise<ExecuteResult> {
+    const handleMsg = {
+      execute: {
+        msgs: msgs,
+      },
+    };
+    return this.execute(this.cw1ContractAddress, handleMsg, memo);
+  }
+}
diff --git a/packages/cosmwasm/src/cw1subkeycosmwasmclient.spec.ts b/packages/cosmwasm/src/cw1subkeycosmwasmclient.spec.ts
new file mode 100644
index 00000000..2054fbf6
--- /dev/null
+++ b/packages/cosmwasm/src/cw1subkeycosmwasmclient.spec.ts
@@ -0,0 +1,323 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { coin, coins, Secp256k1HdWallet } from "@cosmjs/launchpad";
+
+import { Cw1SubkeyCosmWasmClient } from "./cw1subkeycosmwasmclient";
+import {
+  alice,
+  deployedCw1,
+  launchpad,
+  makeRandomAddress,
+  pendingWithoutCw1,
+  pendingWithoutLaunchpad,
+} from "./testutils.spec";
+
+describe("Cw1SubkeyCosmWasmClient", () => {
+  describe("getAdmins", () => {
+    it("works", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.getAdmins();
+
+      expect(result).toEqual([alice.address0]);
+    });
+  });
+
+  describe("isAdmin", () => {
+    it("returns true if client signer is admin", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.isAdmin();
+
+      expect(result).toEqual(true);
+    });
+
+    it("returns false if client signer is not admin", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address1,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.isAdmin();
+
+      expect(result).toEqual(false);
+    });
+
+    it("returns true if supplied signer is admin", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address1,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.isAdmin(alice.address0);
+
+      expect(result).toEqual(true);
+    });
+
+    it("returns false if supplied signer is not admin", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.isAdmin(alice.address1);
+
+      expect(result).toEqual(false);
+    });
+  });
+
+  describe("getAllAllowances", () => {
+    it("works", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.getAllAllowances();
+      expect(result).toBeTruthy();
+    });
+  });
+
+  describe("getAllowance", () => {
+    it("works for client signer", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.getAllowance();
+
+      expect(result).toEqual({ balance: [], expires: { never: {} } });
+    });
+  });
+
+  describe("getAllPermissions", () => {
+    it("works", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.getAllPermissions();
+      expect(result.length).toEqual(1);
+      // TODO: test content of permissions
+    });
+  });
+
+  describe("getPermissions", () => {
+    it("works for client signer", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.getPermissions();
+
+      expect(result).toEqual({
+        delegate: false,
+        redelegate: false,
+        undelegate: false,
+        withdraw: false,
+      });
+    });
+
+    it("works for supplied signer", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const result = await client.getPermissions(alice.address1);
+
+      expect(result).toEqual({
+        delegate: false,
+        redelegate: false,
+        undelegate: false,
+        withdraw: false,
+      });
+    });
+  });
+
+  describe("addAdmin and removeAdmin", () => {
+    it("works", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const newAdmin = makeRandomAddress();
+      expect(await client.isAdmin(newAdmin)).toBeFalse();
+
+      const addResult = await client.addAdmin(newAdmin);
+      expect(addResult.transactionHash).toBeTruthy();
+      expect(await client.isAdmin(newAdmin)).toBeTrue();
+
+      const removeResult = await client.removeAdmin(newAdmin);
+      expect(removeResult.transactionHash).toBeTruthy();
+      expect(await client.isAdmin(newAdmin)).toBeFalse();
+    });
+  });
+
+  describe("increaseAllowance and decreaseAllowance", () => {
+    it("works", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const spender = makeRandomAddress();
+      expect(await client.getAllowance(spender)).toEqual({ balance: [], expires: { never: {} } });
+
+      const increaseAmount = coin(100, "ucosm");
+      const increaseResult = await client.increaseAllowance(spender, increaseAmount);
+      expect(increaseResult.transactionHash).toBeTruthy();
+      expect(await client.getAllowance(spender)).toEqual({
+        balance: [increaseAmount],
+        expires: { never: {} },
+      });
+
+      const decreaseAmount = coin(20, "ucosm");
+      const decreaseResult = await client.decreaseAllowance(spender, decreaseAmount);
+      expect(decreaseResult.transactionHash).toBeTruthy();
+      expect(await client.getAllowance(spender)).toEqual({
+        balance: coins(80, "ucosm"),
+        expires: { never: {} },
+      });
+    });
+
+    it("works with expiration", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const spender = makeRandomAddress();
+      expect(await client.getAllowance(spender)).toEqual({ balance: [], expires: { never: {} } });
+
+      const increaseAmount = coin(100, "ucosm");
+      const increaseExpiration = { at_height: 88888888888 };
+      const increaseResult = await client.increaseAllowance(spender, increaseAmount, increaseExpiration);
+      expect(increaseResult.transactionHash).toBeTruthy();
+      expect(await client.getAllowance(spender)).toEqual({
+        balance: [increaseAmount],
+        expires: increaseExpiration,
+      });
+
+      const decreaseAmount = coin(20, "ucosm");
+      const decreaseExpiration = { at_height: 99999999999 };
+      const decreaseResult = await client.decreaseAllowance(spender, decreaseAmount, decreaseExpiration);
+      expect(decreaseResult.transactionHash).toBeTruthy();
+      expect(await client.getAllowance(spender)).toEqual({
+        balance: coins(80, "ucosm"),
+        expires: decreaseExpiration,
+      });
+    });
+  });
+
+  describe("setPermissions", () => {
+    it("works", async () => {
+      pendingWithoutLaunchpad();
+      pendingWithoutCw1();
+
+      const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+      const client = new Cw1SubkeyCosmWasmClient(
+        launchpad.endpoint,
+        alice.address0,
+        wallet,
+        deployedCw1.instances[0],
+      );
+      const spender = makeRandomAddress();
+      const defaultPermissions = {
+        delegate: false,
+        redelegate: false,
+        undelegate: false,
+        withdraw: false,
+      };
+      expect(await client.getPermissions(spender)).toEqual(defaultPermissions);
+
+      const newPermissions = {
+        delegate: true,
+        redelegate: true,
+        undelegate: true,
+        withdraw: false,
+      };
+      const setPermissionsResult = await client.setPermissions(spender, newPermissions);
+      expect(setPermissionsResult.transactionHash).toBeTruthy();
+      expect(await client.getPermissions(spender)).toEqual(newPermissions);
+
+      const resetPermissionsResult = await client.setPermissions(spender, defaultPermissions);
+      expect(resetPermissionsResult.transactionHash).toBeTruthy();
+      expect(await client.getPermissions(spender)).toEqual(defaultPermissions);
+    });
+  });
+});
diff --git a/packages/cosmwasm/src/cw1subkeycosmwasmclient.ts b/packages/cosmwasm/src/cw1subkeycosmwasmclient.ts
new file mode 100644
index 00000000..87aa92de
--- /dev/null
+++ b/packages/cosmwasm/src/cw1subkeycosmwasmclient.ts
@@ -0,0 +1,152 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+import { Coin } from "@cosmjs/launchpad";
+
+import { Cw1CosmWasmClient } from "./cw1cosmwasmclient";
+import { Expiration } from "./interfaces";
+import { ExecuteResult } from "./signingcosmwasmclient";
+
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/msg.rs#L88
+ */
+export interface Cw1SubkeyAllowanceInfo {
+  readonly balance: readonly Coin[];
+  readonly expires: Expiration;
+}
+
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/msg.rs#L83
+ */
+interface AllAllowancesResponse {
+  readonly allowances: readonly Cw1SubkeyAllowanceInfo[];
+}
+
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/state.rs#L15
+ */
+export interface Cw1SubkeyPermissions {
+  readonly delegate: boolean;
+  readonly redelegate: boolean;
+  readonly undelegate: boolean;
+  readonly withdraw: boolean;
+}
+
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/msg.rs#L95
+ */
+export interface Cw1SubkeyPermissionsInfo {
+  /** Spender address */
+  readonly spender: string;
+  readonly permissions: readonly Cw1SubkeyPermissions[];
+}
+
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/msg.rs#L101
+ */
+interface AllPermissionsResponse {
+  readonly permissions: readonly Cw1SubkeyPermissionsInfo[];
+}
+
+export class Cw1SubkeyCosmWasmClient extends Cw1CosmWasmClient {
+  private async setAdmins(admins: readonly string[], memo = ""): Promise<ExecuteResult> {
+    const handleMsg = {
+      update_admins: {
+        admins: admins,
+      },
+    };
+    return this.execute(this.cw1ContractAddress, handleMsg, memo);
+  }
+
+  public async getAdmins(): Promise<readonly string[]> {
+    const { admins } = await this.queryContractSmart(this.cw1ContractAddress, { admin_list: {} });
+    return admins;
+  }
+
+  public async isAdmin(address = this.senderAddress): Promise<boolean> {
+    const admins = await this.getAdmins();
+    return admins.includes(address);
+  }
+
+  public async getAllAllowances(): Promise<readonly Cw1SubkeyAllowanceInfo[]> {
+    const response: AllAllowancesResponse = await this.queryContractSmart(this.cw1ContractAddress, {
+      all_allowances: {},
+    });
+    return response.allowances;
+  }
+
+  public async getAllowance(address = this.senderAddress): Promise<Cw1SubkeyAllowanceInfo> {
+    return this.queryContractSmart(this.cw1ContractAddress, {
+      allowance: { spender: address },
+    });
+  }
+
+  public async getAllPermissions(): Promise<readonly Cw1SubkeyPermissionsInfo[]> {
+    const response: AllPermissionsResponse = await this.queryContractSmart(this.cw1ContractAddress, {
+      all_permissions: {},
+    });
+    return response.permissions;
+  }
+
+  public async getPermissions(address = this.senderAddress): Promise<Cw1SubkeyPermissions> {
+    return this.queryContractSmart(this.cw1ContractAddress, {
+      permissions: { spender: address },
+    });
+  }
+
+  public async addAdmin(address: string, memo = ""): Promise<ExecuteResult> {
+    const admins = await this.getAdmins();
+    const newAdmins = admins.includes(address) ? admins : [...admins, address];
+    return this.setAdmins(newAdmins, memo);
+  }
+
+  public async removeAdmin(address: string, memo = ""): Promise<ExecuteResult> {
+    const admins = await this.getAdmins();
+    const newAdmins = admins.filter((admin) => admin !== address);
+    return this.setAdmins(newAdmins, memo);
+  }
+
+  public async increaseAllowance(
+    address: string,
+    amount: Coin,
+    expires?: Expiration,
+    memo = "",
+  ): Promise<ExecuteResult> {
+    const handleMsg = {
+      increase_allowance: {
+        spender: address,
+        amount: amount,
+        expires: expires,
+      },
+    };
+    return this.execute(this.cw1ContractAddress, handleMsg, memo);
+  }
+
+  public async decreaseAllowance(
+    address: string,
+    amount: Coin,
+    expires?: Expiration,
+    memo = "",
+  ): Promise<ExecuteResult> {
+    const handleMsg = {
+      decrease_allowance: {
+        spender: address,
+        amount: amount,
+        expires: expires,
+      },
+    };
+    return this.execute(this.cw1ContractAddress, handleMsg, memo);
+  }
+
+  public async setPermissions(
+    address: string,
+    permissions: Cw1SubkeyPermissions,
+    memo = "",
+  ): Promise<ExecuteResult> {
+    const handleMsg = {
+      set_permissions: {
+        spender: address,
+        permissions: permissions,
+      },
+    };
+    return this.execute(this.cw1ContractAddress, handleMsg, memo);
+  }
+}
diff --git a/packages/cosmwasm/src/cw3cosmwasmclient.ts b/packages/cosmwasm/src/cw3cosmwasmclient.ts
index 933c9574..ef8efb9d 100644
--- a/packages/cosmwasm/src/cw3cosmwasmclient.ts
+++ b/packages/cosmwasm/src/cw3cosmwasmclient.ts
@@ -3,16 +3,12 @@ import { BroadcastMode, GasLimits, GasPrice, OfflineSigner } from "@cosmjs/launc
 
 import { CosmosMsg } from "./cosmosmsg";
 import { Account } from "./cosmwasmclient";
+import { Expiration } from "./interfaces";
 import { CosmWasmFeeTable, ExecuteResult, SigningCosmWasmClient } from "./signingcosmwasmclient";
 
-export type Expiration =
-  | {
-      readonly at_height: number;
-    }
-  | {
-      readonly at_time: number;
-    };
-
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/packages/cw3/src/msg.rs#L35
+ */
 export enum Vote {
   Yes = "yes",
   No = "no",
diff --git a/packages/cosmwasm/src/index.ts b/packages/cosmwasm/src/index.ts
index b90bf610..692d9bbc 100644
--- a/packages/cosmwasm/src/index.ts
+++ b/packages/cosmwasm/src/index.ts
@@ -1,4 +1,6 @@
+export { Expiration } from "./interfaces";
 export { setupWasmExtension, WasmExtension } from "./lcdapi/wasm";
+
 export { BankMsg, CosmosMsg, CustomMsg, StakingMsg, WasmMsg } from "./cosmosmsg";
 export {
   Account,
@@ -17,9 +19,9 @@ export {
   SearchTxQuery,
   SearchTxFilter,
 } from "./cosmwasmclient";
+export { Cw1CosmWasmClient } from "./cw1cosmwasmclient";
 export {
   Cw3CosmWasmClient,
-  Expiration,
   ProposalResult,
   ProposalsResult,
   ThresholdResult,
diff --git a/packages/cosmwasm/src/interfaces/cw0.ts b/packages/cosmwasm/src/interfaces/cw0.ts
new file mode 100644
index 00000000..17d098dd
--- /dev/null
+++ b/packages/cosmwasm/src/interfaces/cw0.ts
@@ -0,0 +1,15 @@
+/* eslint-disable @typescript-eslint/naming-convention */
+
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/packages/cw0/src/expiration.rs#L14
+ */
+export type Expiration =
+  | {
+      readonly at_height: number;
+    }
+  | {
+      readonly at_time: number;
+    }
+  | {
+      readonly never: Record<any, never>;
+    };
diff --git a/packages/cosmwasm/src/interfaces/index.ts b/packages/cosmwasm/src/interfaces/index.ts
new file mode 100644
index 00000000..b91ff756
--- /dev/null
+++ b/packages/cosmwasm/src/interfaces/index.ts
@@ -0,0 +1 @@
+export { Expiration } from "./cw0";
diff --git a/packages/cosmwasm/src/testutils.spec.ts b/packages/cosmwasm/src/testutils.spec.ts
index f9f12ef6..5b2202b8 100644
--- a/packages/cosmwasm/src/testutils.spec.ts
+++ b/packages/cosmwasm/src/testutils.spec.ts
@@ -103,6 +103,14 @@ export const deployedCw3 = {
   ],
 };
 
+/** Deployed as part of scripts/launchpad/init.sh */
+export const deployedCw1 = {
+  codeId: 4,
+  source: "https://crates.io/api/v1/crates/cw1-subkeys/0.3.1/download",
+  builder: "cosmwasm/rust-optimizer:0.10.4",
+  instances: ["cosmos1vs2vuks65rq7xj78mwtvn7vvnm2gn7ad5me0d2"],
+};
+
 export const launchpad = {
   endpoint: "http://localhost:1317",
   chainId: "testing",
@@ -141,6 +149,16 @@ export function pendingWithoutCw3(): void {
   }
 }
 
+export function cw1Enabled(): boolean {
+  return !!process.env.CW1_ENABLED;
+}
+
+export function pendingWithoutCw1(): void {
+  if (!cw1Enabled()) {
+    return pending("Set CW1_ENABLED to enable CW1-based tests");
+  }
+}
+
 /** Returns first element. Throws if array has a different length than 1. */
 export function fromOneElementArray<T>(elements: ArrayLike<T>): T {
   if (elements.length !== 1) throw new Error(`Expected exactly one element but got ${elements.length}`);
diff --git a/packages/cosmwasm/types/cw1cosmwasmclient.d.ts b/packages/cosmwasm/types/cw1cosmwasmclient.d.ts
new file mode 100644
index 00000000..b3da0c32
--- /dev/null
+++ b/packages/cosmwasm/types/cw1cosmwasmclient.d.ts
@@ -0,0 +1,18 @@
+import { Account, BroadcastMode, GasLimits, GasPrice, OfflineSigner } from "@cosmjs/launchpad";
+import { CosmosMsg } from "./cosmosmsg";
+import { CosmWasmFeeTable, ExecuteResult, SigningCosmWasmClient } from "./signingcosmwasmclient";
+export declare class Cw1CosmWasmClient extends SigningCosmWasmClient {
+  readonly cw1ContractAddress: string;
+  constructor(
+    apiUrl: string,
+    signerAddress: string,
+    signer: OfflineSigner,
+    cw1ContractAddress: string,
+    gasPrice?: GasPrice,
+    gasLimits?: Partial<GasLimits<CosmWasmFeeTable>>,
+    broadcastMode?: BroadcastMode,
+  );
+  getAccount(address?: string): Promise<Account | undefined>;
+  canSend(msg: CosmosMsg, address?: string): Promise<boolean>;
+  executeCw1(msgs: readonly CosmosMsg[], memo?: string): Promise<ExecuteResult>;
+}
diff --git a/packages/cosmwasm/types/cw1subkeycosmwasmclient.d.ts b/packages/cosmwasm/types/cw1subkeycosmwasmclient.d.ts
new file mode 100644
index 00000000..da665871
--- /dev/null
+++ b/packages/cosmwasm/types/cw1subkeycosmwasmclient.d.ts
@@ -0,0 +1,52 @@
+import { Coin } from "@cosmjs/launchpad";
+import { Cw1CosmWasmClient } from "./cw1cosmwasmclient";
+import { Expiration } from "./interfaces";
+import { ExecuteResult } from "./signingcosmwasmclient";
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/msg.rs#L88
+ */
+export interface Cw1SubkeyAllowanceInfo {
+  readonly balance: readonly Coin[];
+  readonly expires: Expiration;
+}
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/state.rs#L15
+ */
+export interface Cw1SubkeyPermissions {
+  readonly delegate: boolean;
+  readonly redelegate: boolean;
+  readonly undelegate: boolean;
+  readonly withdraw: boolean;
+}
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/contracts/cw1-subkeys/src/msg.rs#L95
+ */
+export interface Cw1SubkeyPermissionsInfo {
+  /** Spender address */
+  readonly spender: string;
+  readonly permissions: readonly Cw1SubkeyPermissions[];
+}
+export declare class Cw1SubkeyCosmWasmClient extends Cw1CosmWasmClient {
+  private setAdmins;
+  getAdmins(): Promise<readonly string[]>;
+  isAdmin(address?: string): Promise<boolean>;
+  getAllAllowances(): Promise<readonly Cw1SubkeyAllowanceInfo[]>;
+  getAllowance(address?: string): Promise<Cw1SubkeyAllowanceInfo>;
+  getAllPermissions(): Promise<readonly Cw1SubkeyPermissionsInfo[]>;
+  getPermissions(address?: string): Promise<Cw1SubkeyPermissions>;
+  addAdmin(address: string, memo?: string): Promise<ExecuteResult>;
+  removeAdmin(address: string, memo?: string): Promise<ExecuteResult>;
+  increaseAllowance(
+    address: string,
+    amount: Coin,
+    expires?: Expiration,
+    memo?: string,
+  ): Promise<ExecuteResult>;
+  decreaseAllowance(
+    address: string,
+    amount: Coin,
+    expires?: Expiration,
+    memo?: string,
+  ): Promise<ExecuteResult>;
+  setPermissions(address: string, permissions: Cw1SubkeyPermissions, memo?: string): Promise<ExecuteResult>;
+}
diff --git a/packages/cosmwasm/types/cw3cosmwasmclient.d.ts b/packages/cosmwasm/types/cw3cosmwasmclient.d.ts
index 80ff14fc..b0fe4220 100644
--- a/packages/cosmwasm/types/cw3cosmwasmclient.d.ts
+++ b/packages/cosmwasm/types/cw3cosmwasmclient.d.ts
@@ -1,14 +1,11 @@
 import { BroadcastMode, GasLimits, GasPrice, OfflineSigner } from "@cosmjs/launchpad";
 import { CosmosMsg } from "./cosmosmsg";
 import { Account } from "./cosmwasmclient";
+import { Expiration } from "./interfaces";
 import { CosmWasmFeeTable, ExecuteResult, SigningCosmWasmClient } from "./signingcosmwasmclient";
-export declare type Expiration =
-  | {
-      readonly at_height: number;
-    }
-  | {
-      readonly at_time: number;
-    };
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/packages/cw3/src/msg.rs#L35
+ */
 export declare enum Vote {
   Yes = "yes",
   No = "no",
diff --git a/packages/cosmwasm/types/index.d.ts b/packages/cosmwasm/types/index.d.ts
index b90bf610..071e9351 100644
--- a/packages/cosmwasm/types/index.d.ts
+++ b/packages/cosmwasm/types/index.d.ts
@@ -1,3 +1,4 @@
+export { Expiration } from "./interfaces";
 export { setupWasmExtension, WasmExtension } from "./lcdapi/wasm";
 export { BankMsg, CosmosMsg, CustomMsg, StakingMsg, WasmMsg } from "./cosmosmsg";
 export {
@@ -17,9 +18,9 @@ export {
   SearchTxQuery,
   SearchTxFilter,
 } from "./cosmwasmclient";
+export { Cw1CosmWasmClient } from "./cw1cosmwasmclient";
 export {
   Cw3CosmWasmClient,
-  Expiration,
   ProposalResult,
   ProposalsResult,
   ThresholdResult,
diff --git a/packages/cosmwasm/types/interfaces/cw0.d.ts b/packages/cosmwasm/types/interfaces/cw0.d.ts
new file mode 100644
index 00000000..1a9bae43
--- /dev/null
+++ b/packages/cosmwasm/types/interfaces/cw0.d.ts
@@ -0,0 +1,13 @@
+/**
+ * @see https://github.com/CosmWasm/cosmwasm-plus/blob/v0.3.2/packages/cw0/src/expiration.rs#L14
+ */
+export declare type Expiration =
+  | {
+      readonly at_height: number;
+    }
+  | {
+      readonly at_time: number;
+    }
+  | {
+      readonly never: Record<any, never>;
+    };
diff --git a/packages/cosmwasm/types/interfaces/index.d.ts b/packages/cosmwasm/types/interfaces/index.d.ts
new file mode 100644
index 00000000..b91ff756
--- /dev/null
+++ b/packages/cosmwasm/types/interfaces/index.d.ts
@@ -0,0 +1 @@
+export { Expiration } from "./cw0";
diff --git a/scripts/launchpad/contracts/checksums.sha256 b/scripts/launchpad/contracts/checksums.sha256
index e9600aba..b441fcd8 100644
--- a/scripts/launchpad/contracts/checksums.sha256
+++ b/scripts/launchpad/contracts/checksums.sha256
@@ -1,3 +1,4 @@
+c478a6d9d6303e67f28d7863ea6e07426e9f0082744557d503e723bc1c46ccf8  cw1_subkeys.wasm
 1a4a376ef1099ad3edc33aa1d3105e4621bc49e44b1ac0a449d7b6912e40fb0a  cw3_fixed_multisig.wasm
 ebc2b11e2afa50d5dcd4234840cd581e948a59d888bb8d651598bba3732cd8ee  cw-nameservice.wasm
 d04368320ad55089384adb171aaea39e43d710d7608829adba0300ed30aa2988  cw_erc20.wasm
diff --git a/scripts/launchpad/contracts/cw1_subkeys.wasm b/scripts/launchpad/contracts/cw1_subkeys.wasm
new file mode 100644
index 00000000..beeddda4
--- /dev/null
+++ b/scripts/launchpad/contracts/cw1_subkeys.wasm
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c478a6d9d6303e67f28d7863ea6e07426e9f0082744557d503e723bc1c46ccf8
+size 267814
diff --git a/scripts/launchpad/deploy_cw1.js b/scripts/launchpad/deploy_cw1.js
new file mode 100755
index 00000000..5a29333d
--- /dev/null
+++ b/scripts/launchpad/deploy_cw1.js
@@ -0,0 +1,58 @@
+#!/usr/bin/env node
+
+/* eslint-disable @typescript-eslint/naming-convention */
+const { SigningCosmWasmClient } = require("@cosmjs/cosmwasm");
+const { Secp256k1HdWallet } = require("@cosmjs/launchpad");
+const fs = require("fs");
+
+const httpUrl = "http://localhost:1317";
+const alice = {
+  mnemonic: "enlist hip relief stomach skate base shallow young switch frequent cry park",
+  address0: "cosmos14qemq0vw6y3gc3u3e0aty2e764u4gs5le3hada",
+  // address1: "cosmos1hhg2rlu9jscacku2wwckws7932qqqu8x3gfgw0",
+  // address2: "cosmos1xv9tklw7d82sezh9haa573wufgy59vmwe6xxe5",
+  // address3: "cosmos17yg9mssjenmc3jkqth6ulcwj9cxujrxxzezwta",
+  // address4: "cosmos1f7j7ryulwjfe9ljplvhtcaxa6wqgula3etktce",
+};
+
+const codeMeta = {
+  source: "https://crates.io/api/v1/crates/cw1-subkeys/0.3.1/download",
+  builder: "cosmwasm/rust-optimizer:0.10.4",
+};
+
+async function main() {
+  const wallet = await Secp256k1HdWallet.fromMnemonic(alice.mnemonic);
+  const client = new SigningCosmWasmClient(httpUrl, alice.address0, wallet);
+
+  const wasm = fs.readFileSync(__dirname + "/contracts/cw1_subkeys.wasm");
+  const uploadReceipt = await client.upload(wasm, codeMeta, "Upload CW1 subkeys contract");
+  console.info(`Upload succeeded. Receipt: ${JSON.stringify(uploadReceipt)}`);
+
+  const initMsg = {
+    admins: [alice.address0],
+    mutable: true,
+  };
+  const label = "Subkey test";
+  const { contractAddress } = await client.instantiate(uploadReceipt.codeId, initMsg, label, {
+    memo: `Create a CW1 instance for ${alice.address0}`,
+    admin: alice.address0,
+  });
+  await client.sendTokens(contractAddress, [
+    {
+      amount: "1000",
+      denom: "ucosm",
+    },
+  ]);
+  console.info(`Contract instantiated for ${alice.address0} subkey at ${contractAddress}`);
+}
+
+main().then(
+  () => {
+    console.info("All done, let the coins flow.");
+    process.exit(0);
+  },
+  (error) => {
+    console.error(error);
+    process.exit(1);
+  },
+);
diff --git a/scripts/launchpad/init.sh b/scripts/launchpad/init.sh
index 7c49cb3e..11476250 100755
--- a/scripts/launchpad/init.sh
+++ b/scripts/launchpad/init.sh
@@ -27,4 +27,5 @@ SCRIPT_DIR="$(realpath "$(dirname "$0")")"
 "$SCRIPT_DIR/deploy_hackatom.js"
 "$SCRIPT_DIR/deploy_erc20.js"
 "$SCRIPT_DIR/deploy_cw3.js"
+"$SCRIPT_DIR/deploy_cw1.js"
 # "$SCRIPT_DIR/deploy_nameservice.js"