diff --git a/.eslintrc.js b/.eslintrc.js
index a1dee715..52a62083 100644
--- a/.eslintrc.js
+++ b/.eslintrc.js
@@ -41,6 +41,7 @@ module.exports = {
       files: "**/*.js",
       rules: {
         "@typescript-eslint/no-var-requires": "off",
+        "@typescript-eslint/explicit-function-return-type": "off",
       },
     },
     {
diff --git a/scripts/cosm/contracts/checksums.sha256 b/scripts/cosm/contracts/checksums.sha256
new file mode 100644
index 00000000..b36dcaa7
--- /dev/null
+++ b/scripts/cosm/contracts/checksums.sha256
@@ -0,0 +1 @@
+b26861a6aa9858585ed905a590272735bd4fe8177c708940236224e8c9ff73ca  cw-erc20.wasm
diff --git a/scripts/cosm/contracts/cw-erc20.wasm b/scripts/cosm/contracts/cw-erc20.wasm
new file mode 100644
index 00000000..04512932
Binary files /dev/null and b/scripts/cosm/contracts/cw-erc20.wasm differ
diff --git a/scripts/cosm/deploy_erc20.js b/scripts/cosm/deploy_erc20.js
new file mode 100644
index 00000000..06fe60b9
--- /dev/null
+++ b/scripts/cosm/deploy_erc20.js
@@ -0,0 +1,120 @@
+/* eslint-disable @typescript-eslint/camelcase */
+const { Encoding } = require("@iov/encoding");
+const {
+  encodeSecp256k1Signature,
+  makeSignBytes,
+  marshalTx,
+  logs,
+  RestClient,
+  Secp256k1Pen,
+} = require("@cosmwasm/sdk");
+const fs = require("fs");
+
+const httpUrl = "http://localhost:1317";
+const networkId = "testing";
+const defaultFee = {
+  amount: [
+    {
+      amount: "5000",
+      denom: "ucosm",
+    },
+  ],
+  gas: "1000000", // one million
+};
+const faucetMnemonic =
+  "economy stock theory fatal elder harbor betray wasp final emotion task crumble siren bottom lizard educate guess current outdoor pair theory focus wife stone";
+const faucetAddress = "cosmos1pkptre7fdkl6gfrzlesjjvhxhlc3r4gmmk8rs6";
+
+async function uploadContract(client, pen, wasm) {
+  const memo = "My first contract on chain";
+  const storeCodeMsg = {
+    type: "wasm/store-code",
+    value: {
+      sender: faucetAddress,
+      wasm_byte_code: Encoding.toBase64(wasm),
+      source: "https://github.com/confio/cosmwasm/raw/0.7/lib/vm/testdata/contract_0.6.wasm",
+      builder: "cosmwasm-opt:0.6.2",
+    },
+  };
+
+  const account = (await client.authAccounts(faucetAddress)).result.value;
+  const signBytes = makeSignBytes([storeCodeMsg], defaultFee, networkId, memo, account);
+  const signature = encodeSecp256k1Signature(pen.pubkey, await pen.createSignature(signBytes));
+  const signedTx = {
+    msg: [storeCodeMsg],
+    fee: defaultFee,
+    memo: memo,
+    signatures: [signature],
+  };
+  return client.postTx(marshalTx(signedTx));
+}
+
+async function instantiateContract(client, pen, codeId, msg, transferAmount) {
+  const memo = "Create an ERC20 instance";
+  const instantiateContractMsg = {
+    type: "wasm/instantiate",
+    value: {
+      sender: faucetAddress,
+      code_id: codeId.toString(),
+      init_msg: msg,
+      init_funds: transferAmount || [],
+    },
+  };
+  const account = (await client.authAccounts(faucetAddress)).result.value;
+  const signBytes = makeSignBytes([instantiateContractMsg], defaultFee, networkId, memo, account);
+  const signature = encodeSecp256k1Signature(pen.pubkey, await pen.createSignature(signBytes));
+  const signedTx = {
+    msg: [instantiateContractMsg],
+    fee: defaultFee,
+    memo: memo,
+    signatures: [signature],
+  };
+  return client.postTx(marshalTx(signedTx));
+}
+
+async function main() {
+  const pen = await Secp256k1Pen.fromMnemonic(faucetMnemonic);
+  const client = new RestClient(httpUrl);
+
+  const wasm = fs.readFileSync(__dirname + "/contracts/cw-erc20.wasm");
+  const uploadResult = await uploadContract(client, pen, wasm);
+  if (uploadResult.code) {
+    throw new Error(`Uploading failed with code: ${uploadResult.code}; log: '${uploadResult.raw_log}'`);
+  }
+  const codeIdAttr = logs.findAttribute(logs.parseLogs(uploadResult.logs), "message", "code_id");
+  const codeId = Number.parseInt(codeIdAttr.value, 10);
+  console.info(`Upload succeeded. Code ID is ${codeId}`);
+
+  const initMsg = {
+    decimals: 5,
+    name: "Ash token",
+    symbol: "ASH",
+    initial_balances: [
+      {
+        address: faucetAddress,
+        amount: "11",
+      },
+    ],
+  };
+  const instantiationResult = await instantiateContract(client, pen, codeId, initMsg);
+  if (instantiationResult.code) {
+    throw new Error(
+      `Instantiation failed with code: ${instantiationResult.code}; log: '${instantiationResult.raw_log}'`,
+    );
+  }
+  const instantiationLogs = logs.parseLogs(instantiationResult.logs);
+  const contractAddress = logs.findAttribute(instantiationLogs, "message", "contract_address").value;
+
+  console.info(`Contract instantiated at ${contractAddress}`);
+}
+
+main().then(
+  () => {
+    console.info("All done, let the coins flow.");
+    process.exit(0);
+  },
+  error => {
+    console.error(error);
+    process.exit(1);
+  },
+);