diff --git a/packages/ripple-binary-codec/src/enums/index.ts b/packages/ripple-binary-codec/src/enums/index.ts
index ecfa54cc..4d654376 100644
--- a/packages/ripple-binary-codec/src/enums/index.ts
+++ b/packages/ripple-binary-codec/src/enums/index.ts
@@ -10,6 +10,13 @@ export const TRANSACTION_TYPES = Object.entries(enums.TRANSACTION_TYPES)
   .filter(([_key, value]) => value >= 0)
   .map(([key, _value]) => key)
 
+export const TRANSACTION_TYPE_MAP = Object.assign(
+  {},
+  ...Object.entries(enums.TRANSACTION_TYPES)
+    .filter(([_, v]) => v >= 0)
+    .map(([k, v]) => ({ [k]: v })),
+)
+
 const TYPE_WIDTH = 2
 const LEDGER_ENTRY_WIDTH = 2
 const TRANSACTION_TYPE_WIDTH = 2
diff --git a/packages/ripple-binary-codec/src/index.ts b/packages/ripple-binary-codec/src/index.ts
index 6ee0f584..e136fb4d 100644
--- a/packages/ripple-binary-codec/src/index.ts
+++ b/packages/ripple-binary-codec/src/index.ts
@@ -3,7 +3,7 @@ import { quality, binary } from './coretypes'
 import { decodeLedgerData } from './ledger-hashes'
 import { ClaimObject } from './binary'
 import { JsonObject } from './types/serialized-type'
-import { TRANSACTION_TYPES } from './enums'
+import { TRANSACTION_TYPES, TRANSACTION_TYPE_MAP } from './enums'
 
 const {
   signingData,
@@ -112,4 +112,5 @@ export {
   decodeQuality,
   decodeLedgerData,
   TRANSACTION_TYPES,
+  TRANSACTION_TYPE_MAP,
 }