diff --git a/modules/sdk-coin-xdc/src/lib/index.ts b/modules/sdk-coin-xdc/src/lib/index.ts
index a213df19de..6740a21455 100644
--- a/modules/sdk-coin-xdc/src/lib/index.ts
+++ b/modules/sdk-coin-xdc/src/lib/index.ts
@@ -6,5 +6,3 @@ export { UploadKycBuilder, UploadKycCall } from './uploadKycBuilder';
 export { Transaction, KeyPair } from '@bitgo/abstract-eth';
 export { Utils };
 export * from './validatorContract';
-export { buildXdcKycMessage, signXdcKycMessage } from './xdcKycMessage';
-export type { XdcKycMessageParams, XdcKycSignedMessage } from './xdcKycMessage';
diff --git a/modules/sdk-coin-xdc/src/lib/xdcKycMessage.ts b/modules/sdk-coin-xdc/src/lib/xdcKycMessage.ts
deleted file mode 100644
index 3dbece732a..0000000000
--- a/modules/sdk-coin-xdc/src/lib/xdcKycMessage.ts
+++ /dev/null
@@ -1,52 +0,0 @@
-import { IWallet, MessageStandardType } from '@bitgo/sdk-core';
-
-export interface XdcKycMessageParams {
-  account: string; // wallet Ethereum address (checksummed)
-  timestamp: string; // ISO 8601, generated by caller at signing time
-}
-
-export interface XdcKycSignedMessage {
-  kycAccount: string;
-  kycMessage: string;
-  kycSignature: string;
-}
-
-/**
- * Build the message string expected by the XinFin masternode IPFS API.
- * Format: "[XDCmaster KYC <timestamp>] Upload KYC for <account>"
- */
-export function buildXdcKycMessage(params: XdcKycMessageParams): string {
-  return `[XDCmaster KYC ${params.timestamp}] Upload KYC for ${params.account}`;
-}
-
-/**
- * Sign the XDC KYC message using the wallet's TSS key.
- * Calls wallet.signMessage() which routes through WP /msgrequests TSS ceremony.
- *
- * @param wallet - TSS wallet (must be XDC/TXDC)
- * @param account - wallet Ethereum address
- * @param walletPassphrase - user's wallet passphrase for TSS signing
- * @returns signed message object ready to send as staking-service request fields
- */
-export async function signXdcKycMessage(
-  wallet: IWallet,
-  account: string,
-  walletPassphrase: string
-): Promise<XdcKycSignedMessage> {
-  const timestamp = new Date().toISOString();
-  const kycMessage = buildXdcKycMessage({ account, timestamp });
-
-  const signed = await wallet.signMessage({
-    message: {
-      messageRaw: kycMessage,
-      messageStandardType: MessageStandardType.EIP191,
-    },
-    walletPassphrase,
-  });
-
-  return {
-    kycAccount: account,
-    kycMessage,
-    kycSignature: signed.signature,
-  };
-}
diff --git a/modules/sdk-coin-xdc/test/unit/xdcKycMessage.ts b/modules/sdk-coin-xdc/test/unit/xdcKycMessage.ts
deleted file mode 100644
index 6cb93f2397..0000000000
--- a/modules/sdk-coin-xdc/test/unit/xdcKycMessage.ts
+++ /dev/null
@@ -1,82 +0,0 @@
-import * as sinon from 'sinon';
-import 'should';
-import assert from 'assert';
-import { IWallet, MessageStandardType } from '@bitgo/sdk-core';
-import { buildXdcKycMessage, signXdcKycMessage } from '../../src/lib/xdcKycMessage';
-
-const ACCOUNT = '0xAbCdEf1234567890AbCdEf1234567890AbCdEf12';
-const TIMESTAMP = '2024-01-15T12:00:00.000Z';
-const SIGNATURE = '0xdeadbeef';
-
-describe('buildXdcKycMessage', function () {
-  it('should build the correct format string', function () {
-    const result = buildXdcKycMessage({ account: ACCOUNT, timestamp: TIMESTAMP });
-    result.should.equal(`[XDCmaster KYC ${TIMESTAMP}] Upload KYC for ${ACCOUNT}`);
-  });
-
-  it('should produce different strings for different timestamps', function () {
-    const result1 = buildXdcKycMessage({ account: ACCOUNT, timestamp: '2024-01-15T12:00:00.000Z' });
-    const result2 = buildXdcKycMessage({ account: ACCOUNT, timestamp: '2024-01-16T12:00:00.000Z' });
-    result1.should.not.equal(result2);
-  });
-});
-
-describe('signXdcKycMessage', function () {
-  let wallet: sinon.SinonStubbedInstance<IWallet>;
-
-  beforeEach(function () {
-    wallet = {
-      signMessage: sinon.stub(),
-    } as unknown as sinon.SinonStubbedInstance<IWallet>;
-  });
-
-  afterEach(function () {
-    sinon.restore();
-  });
-
-  it('should call wallet.signMessage with correct messageRaw and messageStandardType', async function () {
-    (wallet.signMessage as sinon.SinonStub).resolves({
-      txHash: '',
-      signature: SIGNATURE,
-      messageRaw: '',
-    });
-
-    await signXdcKycMessage(wallet as unknown as IWallet, ACCOUNT, 'passphrase');
-
-    sinon.assert.calledOnce(wallet.signMessage as sinon.SinonStub);
-    const call = (wallet.signMessage as sinon.SinonStub).getCall(0);
-    const params = call.args[0];
-    params.walletPassphrase.should.equal('passphrase');
-    params.message.messageStandardType.should.equal(MessageStandardType.EIP191);
-    params.message.messageRaw.should.startWith(`[XDCmaster KYC `);
-    params.message.messageRaw.should.containEql(`Upload KYC for ${ACCOUNT}`);
-  });
-
-  it('should return kycAccount, kycMessage, and kycSignature mapped correctly', async function () {
-    (wallet.signMessage as sinon.SinonStub).resolves({
-      txHash: '',
-      signature: SIGNATURE,
-      messageRaw: '',
-    });
-
-    const result = await signXdcKycMessage(wallet as unknown as IWallet, ACCOUNT, 'passphrase');
-
-    result.kycAccount.should.equal(ACCOUNT);
-    result.kycSignature.should.equal(SIGNATURE);
-    result.kycMessage.should.startWith('[XDCmaster KYC ');
-    result.kycMessage.should.containEql(`Upload KYC for ${ACCOUNT}`);
-    // kycMessage must match the messageRaw passed to signMessage
-    const passedMessageRaw = (wallet.signMessage as sinon.SinonStub).getCall(0).args[0].message.messageRaw;
-    result.kycMessage.should.equal(passedMessageRaw);
-  });
-
-  it('should propagate error if wallet.signMessage throws', async function () {
-    const signingError = new Error('TSS signing failed');
-    (wallet.signMessage as sinon.SinonStub).rejects(signingError);
-
-    await assert.rejects(
-      () => signXdcKycMessage(wallet as unknown as IWallet, ACCOUNT, 'passphrase'),
-      /TSS signing failed/
-    );
-  });
-});