diff --git a/modules/bitgo/test/v2/unit/wallet.ts b/modules/bitgo/test/v2/unit/wallet.ts
index ac95b2c1fe..a266cfb021 100644
--- a/modules/bitgo/test/v2/unit/wallet.ts
+++ b/modules/bitgo/test/v2/unit/wallet.ts
@@ -1786,6 +1786,28 @@ describe('V2 Wallet:', function () {
       txPrebuild.recipients[0].amount.should.equal('1000000000000000');
     });
 
+    it('should pass isTestTransaction parameter through for multisig wallets', async function () {
+      const recipients = [
+        {
+          address: 'aaa',
+          amount: '1000',
+        },
+      ];
+      const isTestTransaction = true;
+      const path = `/api/v2/${wallet.coin()}/wallet/${wallet.id()}/tx/build`;
+      const response = nock(bgUrl)
+        .post(path, _.matches({ recipients, isTestTransaction })) // use _.matches to do a partial match on request body object instead of strict matching
+        .reply(200);
+      try {
+        await wallet.prebuildTransaction({ recipients, isTestTransaction });
+      } catch (e) {
+        // the prebuildTransaction method will probably throw an exception for not having all of the correct nocks
+        // we only care about /tx/build and whether isTestTransaction is an allowed parameter
+      }
+
+      response.isDone().should.be.true();
+    });
+
     it('should pass unspent reservation parameter through when building transactions', async function () {
       const reservation = {
         expireTime: '2029-08-12',
@@ -2362,6 +2384,50 @@ describe('V2 Wallet:', function () {
         });
       });
 
+      it('should build a transfer transaction with isTestTransaction flag', async function () {
+        const recipients = [
+          {
+            address: '6DadkZcx9JZgeQUDbHh12cmqCpaqehmVxv6sGy49jrah',
+            amount: '1000',
+          },
+        ];
+
+        const prebuildTxWithIntent = sandbox.stub(TssUtils.prototype, 'prebuildTxWithIntent');
+        prebuildTxWithIntent.resolves(txRequest);
+
+        const txPrebuild = await tssSolWallet.prebuildTransaction({
+          reqId,
+          recipients,
+          type: 'transfer',
+          isTestTransaction: true,
+        });
+
+        // Verify isTestTransaction is passed to prebuildTxWithIntent
+        sinon.assert.calledOnce(prebuildTxWithIntent);
+        const callArgs = prebuildTxWithIntent.getCall(0).args[0];
+        callArgs.should.have.property('isTestTransaction', true);
+        callArgs.should.have.property('intentType', 'payment');
+        callArgs.should.have.property('recipients');
+        should.exist(callArgs.recipients);
+        callArgs.recipients!.should.deepEqual(recipients);
+
+        txPrebuild.should.deepEqual({
+          walletId: tssSolWallet.id(),
+          wallet: tssSolWallet,
+          txRequestId: 'id',
+          txHex: 'ababcdcd',
+          buildParams: {
+            recipients,
+            type: 'transfer',
+            isTestTransaction: true,
+          },
+          feeInfo: {
+            fee: 5000,
+            feeString: '5000',
+          },
+        });
+      });
+
       it('should build an enable token transaction', async function () {
         const recipients = [];
         const tokenName = 'tcoin:tokenName';
@@ -3909,6 +3975,35 @@ describe('V2 Wallet:', function () {
         setRequestTracerSpy.restore();
       });
 
+      it('should pass isTestTransaction through sendMany to prebuildAndSignTransaction', async function () {
+        const signedTransaction = {
+          txRequestId: 'txRequestId',
+        };
+
+        const sendManyInputWithTestFlag = {
+          ...sendManyInput,
+          type: 'transfer',
+          isTestTransaction: true,
+        };
+
+        const prebuildAndSignTransaction = sandbox.stub(tssSolWallet, 'prebuildAndSignTransaction');
+        prebuildAndSignTransaction.resolves(signedTransaction);
+
+        const sendTxRequest = sandbox.stub(TssUtils.prototype, 'sendTxRequest');
+        sendTxRequest.resolves('sendTxResponse');
+
+        const sendMany = await tssSolWallet.sendMany(sendManyInputWithTestFlag);
+
+        // Verify prebuildAndSignTransaction was called with isTestTransaction
+        sinon.assert.calledOnce(prebuildAndSignTransaction);
+        const callArgs = prebuildAndSignTransaction.getCall(0).args[0];
+        should.exist(callArgs);
+        callArgs!.should.have.property('isTestTransaction', true);
+        callArgs!.should.have.property('type', 'transfer');
+
+        sendMany.should.deepEqual('sendTxResponse');
+      });
+
       it('should return transfer from sendMany for apiVersion=full', async function () {
         const wallet = new Wallet(bitgo, tsol, {
           ...walletData,
diff --git a/modules/sdk-core/src/bitgo/utils/mpcUtils.ts b/modules/sdk-core/src/bitgo/utils/mpcUtils.ts
index d1ac23294c..0b4932c1e8 100644
--- a/modules/sdk-core/src/bitgo/utils/mpcUtils.ts
+++ b/modules/sdk-core/src/bitgo/utils/mpcUtils.ts
@@ -188,6 +188,7 @@ export abstract class MpcUtils {
       nonce: params.nonce,
       recipients: intentRecipients,
       tokenName: params.tokenName,
+      isTestTransaction: params.isTestTransaction,
     };
 
     if (baseCoin.getFamily() === 'eth' || baseCoin.getFamily() === 'polygon' || baseCoin.getFamily() === 'bsc') {
diff --git a/modules/sdk-core/src/bitgo/utils/tss/baseTypes.ts b/modules/sdk-core/src/bitgo/utils/tss/baseTypes.ts
index 38e31d4399..ba2f3b6d46 100644
--- a/modules/sdk-core/src/bitgo/utils/tss/baseTypes.ts
+++ b/modules/sdk-core/src/bitgo/utils/tss/baseTypes.ts
@@ -269,6 +269,7 @@ export interface PrebuildTransactionWithIntentOptions extends IntentOptionsBase
     abi?: any;
   };
   txRequestId?: string;
+  isTestTransaction?: boolean;
 }
 export interface IntentRecipient {
   address: {
@@ -338,6 +339,7 @@ export interface PopulatedIntent extends PopulatedIntentBase {
    */
   aptosCustomTransactionParams?: aptosCustomTransactionParams;
   txRequestId?: string;
+  isTestTransaction?: boolean;
 }
 
 export type TxRequestState =
diff --git a/modules/sdk-core/src/bitgo/wallet/BuildParams.ts b/modules/sdk-core/src/bitgo/wallet/BuildParams.ts
index 12e02967fc..93a497c82d 100644
--- a/modules/sdk-core/src/bitgo/wallet/BuildParams.ts
+++ b/modules/sdk-core/src/bitgo/wallet/BuildParams.ts
@@ -116,6 +116,7 @@ export const BuildParams = t.exact(
       solVersionedTransactionData: t.unknown,
       // Aptos custom transaction parameters for smart contract calls
       aptosCustomTransactionParams: t.unknown,
+      isTestTransaction: t.unknown,
     }),
   ])
 );
diff --git a/modules/sdk-core/src/bitgo/wallet/iWallet.ts b/modules/sdk-core/src/bitgo/wallet/iWallet.ts
index 4ed62f2d3d..71f58ca54b 100644
--- a/modules/sdk-core/src/bitgo/wallet/iWallet.ts
+++ b/modules/sdk-core/src/bitgo/wallet/iWallet.ts
@@ -217,6 +217,7 @@ export interface PrebuildTransactionOptions {
     abi?: any;
   };
   txRequestId?: string;
+  isTestTransaction?: boolean;
 }
 
 export interface PrebuildAndSignTransactionOptions extends PrebuildTransactionOptions, WalletSignTransactionOptions {
diff --git a/modules/sdk-core/src/bitgo/wallet/wallet.ts b/modules/sdk-core/src/bitgo/wallet/wallet.ts
index 710c807ca5..6730c134d0 100644
--- a/modules/sdk-core/src/bitgo/wallet/wallet.ts
+++ b/modules/sdk-core/src/bitgo/wallet/wallet.ts
@@ -3434,6 +3434,7 @@ export class Wallet implements IWallet {
             custodianTransactionId: params.custodianTransactionId,
             unspents: params.unspents,
             senderAddress: params.senderAddress,
+            isTestTransaction: params.isTestTransaction,
           },
           apiVersion,
           params.preview