diff --git a/packages/ripple-binary-codec/src/coretypes.js b/packages/ripple-binary-codec/src/coretypes.js
index 0e9f88e1..29b84c06 100644
--- a/packages/ripple-binary-codec/src/coretypes.js
+++ b/packages/ripple-binary-codec/src/coretypes.js
@@ -7,7 +7,6 @@ const {ShaMap} = require('./shamap');
 const ledgerHashes = require('./ledger-hashes');
 const hashes = require('./hashes');
 const quality = require('./quality');
-const signing = require('./signing');
 const {HashPrefix} = require('./hash-prefixes');
 
 
@@ -15,7 +14,6 @@ module.exports = _.assign({
   hashes: _.assign({}, hashes, ledgerHashes),
   binary,
   enums,
-  signing,
   quality,
   Field,
   HashPrefix,
diff --git a/packages/ripple-binary-codec/src/signing.js b/packages/ripple-binary-codec/src/signing.js
deleted file mode 100644
index 29e0944b..00000000
--- a/packages/ripple-binary-codec/src/signing.js
+++ /dev/null
@@ -1,66 +0,0 @@
-/* eslint-disable func-style */
-
-const _ = require('lodash');
-const {AccountID} = require('./types');
-const binary = require('./binary');
-const {
-  serializeObject,
-  bytesToHex,
-  multiSigningData,
-  transactionID,
-  signingData
-} = binary;
-
-const FULL_CANONICAL_SIGNATURE = 0x80000000;
-
-const toHex = v => bytesToHex(v);
-const getSigner = o => AccountID.from(o.Signer.Account);
-const signerComparator = (a, b) => getSigner(a).compareTo(getSigner(b));
-
-function setCanonicalSignatureFlag(tx_json) {
-  tx_json.Flags |= FULL_CANONICAL_SIGNATURE;
-  tx_json.Flags >>>= 0;
-}
-
-function serializedBundle(tx_json) {
-  const serialized = serializeObject(tx_json);
-  const hash = transactionID(serialized).toHex();
-  const tx_blob = toHex(serialized);
-  return {tx_json, tx_blob, hash};
-}
-
-function signFor(tx_json_, keyPair, signingAccount = null) {
-  const tx_json = _.clone(tx_json_);
-  tx_json.SigningPubKey = '';
-  setCanonicalSignatureFlag(tx_json);
-  const signerID = signingAccount || keyPair.id();
-  const signature = keyPair.sign(multiSigningData(tx_json, signerID));
-  const signer = {
-    Signer: {
-      SigningPubKey: toHex(keyPair.publicBytes()),
-      TxnSignature: toHex(signature),
-      Account: signerID
-    }
-  };
-
-  const signers = tx_json.Signers = tx_json.Signers || [];
-  signers.push(signer);
-  signers.sort(signerComparator);
-
-  return serializedBundle(tx_json);
-}
-
-function sign(tx_json_, keyPair) {
-  const tx_json = _.clone(tx_json_);
-  setCanonicalSignatureFlag(tx_json);
-
-  tx_json.SigningPubKey = toHex(keyPair.publicBytes());
-  tx_json.TxnSignature = toHex(keyPair.sign(signingData(tx_json)));
-
-  return serializedBundle(tx_json);
-}
-
-module.exports = {
-  signFor,
-  sign
-};