diff --git a/packages/sdk38/src/cosmosclient.searchtx.spec.ts b/packages/sdk38/src/cosmosclient.searchtx.spec.ts
index b1c75d60..3bf1210f 100644
--- a/packages/sdk38/src/cosmosclient.searchtx.spec.ts
+++ b/packages/sdk38/src/cosmosclient.searchtx.spec.ts
@@ -4,6 +4,7 @@ import { assert, sleep } from "@cosmjs/utils";
 import { Coin } from "./coins";
 import { CosmosClient, isPostTxFailure } from "./cosmosclient";
 import { makeSignBytes } from "./encoding";
+import { isMsgSend, MsgSend } from "./msgs";
 import { Secp256k1Pen } from "./pen";
 import { RestClient } from "./restclient";
 import { SigningCosmosClient } from "./signingcosmosclient";
@@ -15,7 +16,7 @@ import {
   wasmd,
   wasmdEnabled,
 } from "./testutils.spec";
-import { CosmosSdkTx, isMsgSend, MsgSend } from "./types";
+import { CosmosSdkTx } from "./types";
 
 describe("CosmosClient.searchTx", () => {
   let sendSuccessful:
diff --git a/packages/sdk38/src/cosmosclient.spec.ts b/packages/sdk38/src/cosmosclient.spec.ts
index 8cf1c1e4..cdea2316 100644
--- a/packages/sdk38/src/cosmosclient.spec.ts
+++ b/packages/sdk38/src/cosmosclient.spec.ts
@@ -5,6 +5,7 @@ import { ReadonlyDate } from "readonly-date";
 import { CosmosClient, isPostTxFailure, PrivateCosmWasmClient } from "./cosmosclient";
 import { makeSignBytes } from "./encoding";
 import { findAttribute } from "./logs";
+import { MsgSend } from "./msgs";
 import { Secp256k1Pen } from "./pen";
 import cosmoshub from "./testdata/cosmoshub.json";
 import {
@@ -15,7 +16,7 @@ import {
   unused,
   wasmd,
 } from "./testutils.spec";
-import { MsgSend, StdFee } from "./types";
+import { StdFee } from "./types";
 
 const blockTime = 1_000; // ms
 
diff --git a/packages/sdk38/src/encoding.ts b/packages/sdk38/src/encoding.ts
index 30a3193e..b4275fe9 100644
--- a/packages/sdk38/src/encoding.ts
+++ b/packages/sdk38/src/encoding.ts
@@ -1,6 +1,7 @@
 import { toUtf8 } from "@cosmjs/encoding";
 
-import { Msg, StdFee } from "./types";
+import { Msg } from "./msgs";
+import { StdFee } from "./types";
 
 function sortJson(json: any): any {
   if (typeof json !== "object" || json === null) {
diff --git a/packages/sdk38/src/index.ts b/packages/sdk38/src/index.ts
index 50ca53e3..c8fafcad 100644
--- a/packages/sdk38/src/index.ts
+++ b/packages/sdk38/src/index.ts
@@ -30,20 +30,10 @@ export {
   SearchTxsResponse,
   TxsResponse,
 } from "./restclient";
+export { isMsgSend, Msg, MsgSend } from "./msgs";
 export { Pen, Secp256k1Pen, makeCosmoshubPath } from "./pen";
 export { decodeBech32Pubkey, encodeBech32Pubkey, encodeSecp256k1Pubkey } from "./pubkey";
 export { findSequenceForSignedTx } from "./sequence";
 export { encodeSecp256k1Signature, decodeSignature } from "./signature";
 export { FeeTable, SigningCallback, SigningCosmosClient } from "./signingcosmosclient";
-export {
-  isMsgSend,
-  isStdTx,
-  pubkeyType,
-  CosmosSdkTx,
-  PubKey,
-  Msg,
-  MsgSend,
-  StdFee,
-  StdSignature,
-  StdTx,
-} from "./types";
+export { isStdTx, pubkeyType, CosmosSdkTx, PubKey, StdFee, StdSignature, StdTx } from "./types";
diff --git a/packages/sdk38/src/msgs.ts b/packages/sdk38/src/msgs.ts
new file mode 100644
index 00000000..f503515d
--- /dev/null
+++ b/packages/sdk38/src/msgs.ts
@@ -0,0 +1,22 @@
+import { Coin } from "./coins";
+
+export interface Msg {
+  readonly type: string;
+  readonly value: any;
+}
+
+/** A Cosmos SDK token transfer message */
+export interface MsgSend extends Msg {
+  readonly type: "cosmos-sdk/MsgSend";
+  readonly value: {
+    /** Bech32 account address */
+    readonly from_address: string;
+    /** Bech32 account address */
+    readonly to_address: string;
+    readonly amount: ReadonlyArray<Coin>;
+  };
+}
+
+export function isMsgSend(msg: Msg): msg is MsgSend {
+  return (msg as MsgSend).type === "cosmos-sdk/MsgSend";
+}
diff --git a/packages/sdk38/src/restclient.spec.ts b/packages/sdk38/src/restclient.spec.ts
index bdaea11a..33a184bc 100644
--- a/packages/sdk38/src/restclient.spec.ts
+++ b/packages/sdk38/src/restclient.spec.ts
@@ -7,6 +7,7 @@ import { rawSecp256k1PubkeyToAddress } from "./address";
 import { isPostTxFailure } from "./cosmosclient";
 import { makeSignBytes } from "./encoding";
 import { parseLogs } from "./logs";
+import { Msg, MsgSend } from "./msgs";
 import { makeCosmoshubPath, Secp256k1Pen } from "./pen";
 import { encodeBech32Pubkey } from "./pubkey";
 import { RestClient, TxsResponse } from "./restclient";
@@ -26,7 +27,7 @@ import {
   wasmd,
   wasmdEnabled,
 } from "./testutils.spec";
-import { Msg, MsgSend, StdFee, StdSignature, StdTx } from "./types";
+import { StdFee, StdSignature, StdTx } from "./types";
 
 const emptyAddress = "cosmos1ltkhnmdcqemmd2tkhnx7qx66tq7e0wykw2j85k";
 
diff --git a/packages/sdk38/src/signingcosmosclient.ts b/packages/sdk38/src/signingcosmosclient.ts
index c144955e..5d758071 100644
--- a/packages/sdk38/src/signingcosmosclient.ts
+++ b/packages/sdk38/src/signingcosmosclient.ts
@@ -1,8 +1,9 @@
 import { Coin, coins } from "./coins";
 import { Account, CosmosClient, GetNonceResult, PostTxResult } from "./cosmosclient";
 import { makeSignBytes } from "./encoding";
+import { MsgSend } from "./msgs";
 import { BroadcastMode } from "./restclient";
-import { MsgSend, StdFee, StdSignature } from "./types";
+import { StdFee, StdSignature } from "./types";
 
 export interface SigningCallback {
   (signBytes: Uint8Array): Promise<StdSignature>;
diff --git a/packages/sdk38/src/types.ts b/packages/sdk38/src/types.ts
index 814c393c..49346bf7 100644
--- a/packages/sdk38/src/types.ts
+++ b/packages/sdk38/src/types.ts
@@ -1,4 +1,5 @@
 import { Coin } from "./coins";
+import { Msg } from "./msgs";
 
 /** An Amino/Cosmos SDK StdTx */
 export interface StdTx {
@@ -20,27 +21,6 @@ export interface CosmosSdkTx {
   readonly value: StdTx;
 }
 
-export interface Msg {
-  readonly type: string;
-  readonly value: any;
-}
-
-/** A Cosmos SDK token transfer message */
-export interface MsgSend extends Msg {
-  readonly type: "cosmos-sdk/MsgSend";
-  readonly value: {
-    /** Bech32 account address */
-    readonly from_address: string;
-    /** Bech32 account address */
-    readonly to_address: string;
-    readonly amount: ReadonlyArray<Coin>;
-  };
-}
-
-export function isMsgSend(msg: Msg): msg is MsgSend {
-  return (msg as MsgSend).type === "cosmos-sdk/MsgSend";
-}
-
 export interface StdFee {
   readonly amount: ReadonlyArray<Coin>;
   readonly gas: string;
diff --git a/packages/sdk38/types/encoding.d.ts b/packages/sdk38/types/encoding.d.ts
index e51c7168..6eece8ca 100644
--- a/packages/sdk38/types/encoding.d.ts
+++ b/packages/sdk38/types/encoding.d.ts
@@ -1,4 +1,5 @@
-import { Msg, StdFee } from "./types";
+import { Msg } from "./msgs";
+import { StdFee } from "./types";
 export declare function makeSignBytes(
   msgs: readonly Msg[],
   fee: StdFee,
diff --git a/packages/sdk38/types/index.d.ts b/packages/sdk38/types/index.d.ts
index 7a9de872..9b84fb42 100644
--- a/packages/sdk38/types/index.d.ts
+++ b/packages/sdk38/types/index.d.ts
@@ -28,20 +28,10 @@ export {
   SearchTxsResponse,
   TxsResponse,
 } from "./restclient";
+export { isMsgSend, Msg, MsgSend } from "./msgs";
 export { Pen, Secp256k1Pen, makeCosmoshubPath } from "./pen";
 export { decodeBech32Pubkey, encodeBech32Pubkey, encodeSecp256k1Pubkey } from "./pubkey";
 export { findSequenceForSignedTx } from "./sequence";
 export { encodeSecp256k1Signature, decodeSignature } from "./signature";
 export { FeeTable, SigningCallback, SigningCosmosClient } from "./signingcosmosclient";
-export {
-  isMsgSend,
-  isStdTx,
-  pubkeyType,
-  CosmosSdkTx,
-  PubKey,
-  Msg,
-  MsgSend,
-  StdFee,
-  StdSignature,
-  StdTx,
-} from "./types";
+export { isStdTx, pubkeyType, CosmosSdkTx, PubKey, StdFee, StdSignature, StdTx } from "./types";
diff --git a/packages/sdk38/types/msgs.d.ts b/packages/sdk38/types/msgs.d.ts
new file mode 100644
index 00000000..a0ed1280
--- /dev/null
+++ b/packages/sdk38/types/msgs.d.ts
@@ -0,0 +1,17 @@
+import { Coin } from "./coins";
+export interface Msg {
+  readonly type: string;
+  readonly value: any;
+}
+/** A Cosmos SDK token transfer message */
+export interface MsgSend extends Msg {
+  readonly type: "cosmos-sdk/MsgSend";
+  readonly value: {
+    /** Bech32 account address */
+    readonly from_address: string;
+    /** Bech32 account address */
+    readonly to_address: string;
+    readonly amount: ReadonlyArray<Coin>;
+  };
+}
+export declare function isMsgSend(msg: Msg): msg is MsgSend;
diff --git a/packages/sdk38/types/types.d.ts b/packages/sdk38/types/types.d.ts
index bb8390ed..2eb30fc9 100644
--- a/packages/sdk38/types/types.d.ts
+++ b/packages/sdk38/types/types.d.ts
@@ -1,4 +1,5 @@
 import { Coin } from "./coins";
+import { Msg } from "./msgs";
 /** An Amino/Cosmos SDK StdTx */
 export interface StdTx {
   readonly msg: ReadonlyArray<Msg>;
@@ -11,22 +12,6 @@ export interface CosmosSdkTx {
   readonly type: string;
   readonly value: StdTx;
 }
-export interface Msg {
-  readonly type: string;
-  readonly value: any;
-}
-/** A Cosmos SDK token transfer message */
-export interface MsgSend extends Msg {
-  readonly type: "cosmos-sdk/MsgSend";
-  readonly value: {
-    /** Bech32 account address */
-    readonly from_address: string;
-    /** Bech32 account address */
-    readonly to_address: string;
-    readonly amount: ReadonlyArray<Coin>;
-  };
-}
-export declare function isMsgSend(msg: Msg): msg is MsgSend;
 export interface StdFee {
   readonly amount: ReadonlyArray<Coin>;
   readonly gas: string;