diff --git a/web/cashtab/src/utils/__mocks__/mockInputUtxos.js b/web/cashtab/src/utils/__mocks__/mockInputUtxos.js
new file mode 100644
--- /dev/null
+++ b/web/cashtab/src/utils/__mocks__/mockInputUtxos.js
@@ -0,0 +1,53 @@
+export const mockSingleInputUtxo = [
+    {
+        height: 669639,
+        tx_hash:
+            '0da6d49cf95d4603958e53360ad1e90bfccef41bfb327d6b2e8a77e242fa2d58',
+        tx_pos: 0,
+        value: 1000,
+        txid: '0da6d49cf95d4603958e53360ad1e90bfccef41bfb327d6b2e8a77e242fa2d58',
+        vout: 0,
+        isValid: false,
+        address: 'bitcoincash:qphpmfj0qn7znklqhrfn5dq7qh36l3vxavu346vqcl',
+        wif: 'L58jqHoi5ynSdsskPVBJuGuVqTP8ZML1MwHQsBJY32Pv7cqDSCeH',
+    },
+];
+
+export const mockMultipleInputUtxos = [
+    {
+        height: 669639,
+        tx_hash:
+            '0da6d49cf95d4603958e53360ad1e90bfccef41bfb327d6b2e8a77e242fa2d58',
+        tx_pos: 0,
+        value: 1000,
+        txid: '0da6d49cf95d4603958e53360ad1e90bfccef41bfb327d6b2e8a77e242fa2d58',
+        vout: 0,
+        isValid: false,
+        address: 'bitcoincash:qphpmfj0qn7znklqhrfn5dq7qh36l3vxavu346vqcl',
+        wif: 'L58jqHoi5ynSdsskPVBJuGuVqTP8ZML1MwHQsBJY32Pv7cqDSCeH',
+    },
+    {
+        height: 669639,
+        tx_hash:
+            'ddace66ea968e16e55ebf218814401acc38e0a39150529fa3d1108af04e81373',
+        tx_pos: 0,
+        value: 300000,
+        txid: 'ddace66ea968e16e55ebf218814401acc38e0a39150529fa3d1108af04e81373',
+        vout: 0,
+        isValid: false,
+        address: 'bitcoincash:qphpmfj0qn7znklqhrfn5dq7qh36l3vxavu346vqcl',
+        wif: 'L58jqHoi5ynSdsskPVBJuGuVqTP8ZML1MwHQsBJY32Pv7cqDSCeH',
+    },
+    {
+        height: 669639,
+        tx_hash:
+            'f1147285ac384159b5dfae513bda47a0459f876d046b48f13c8a7ec4f0d20d96',
+        tx_pos: 0,
+        value: 700000,
+        txid: 'f1147285ac384159b5dfae513bda47a0459f876d046b48f13c8a7ec4f0d20d96',
+        vout: 0,
+        isValid: false,
+        address: 'bitcoincash:qphpmfj0qn7znklqhrfn5dq7qh36l3vxavu346vqcl',
+        wif: 'L58jqHoi5ynSdsskPVBJuGuVqTP8ZML1MwHQsBJY32Pv7cqDSCeH',
+    },
+];
diff --git a/web/cashtab/src/utils/__tests__/cashMethods.test.js b/web/cashtab/src/utils/__tests__/cashMethods.test.js
--- a/web/cashtab/src/utils/__tests__/cashMethods.test.js
+++ b/web/cashtab/src/utils/__tests__/cashMethods.test.js
@@ -28,6 +28,8 @@
     parseChronikTx,
     checkWalletForTokenInfo,
     isActiveWebsocket,
+    signAndBuildTx,
+    toSmallestDenomination,
 } from 'utils/cashMethods';
 import { currency } from 'components/Common/Ticker';
 import {
@@ -161,7 +163,8 @@
     incrementallyHydratedUtxosAfterProcessingOneMissing,
 } from '../__mocks__/incrementalUtxoMocks';
 import mockLegacyWallets from 'hooks/__mocks__/mockLegacyWallets';
-
+import BCHJS from '@psf/bch-js';
+import BigNumber from 'bignumber.js';
 import {
     lambdaHash160s,
     lambdaIncomingXecTx,
@@ -172,6 +175,99 @@
     disconnectedWebsocketAlpha,
     unsubscribedWebsocket,
 } from '../__mocks__/chronikWs';
+import {
+    mockSingleInputUtxo,
+    mockMultipleInputUtxos,
+} from '../__mocks__/mockInputUtxos';
+
+it(`signAndBuildTx() successfully returns a raw tx hex for a single input utxo and single output utxo`, () => {
+    // txbuilder output params
+    const BCH = new BCHJS();
+    let txBuilder = new BCH.TransactionBuilder();
+
+    // mock txBuilder inputs
+    txBuilder.addInput(
+        mockSingleInputUtxo[0].txid,
+        mockSingleInputUtxo[0].vout,
+    );
+    // mock txBuilder output
+    txBuilder.addOutput(
+        mockSingleInputUtxo[0].address,
+        parseInt(toSmallestDenomination(new BigNumber(currency.dustSats))),
+    );
+
+    const rawTxHex = signAndBuildTx(BCH, mockSingleInputUtxo, txBuilder);
+    expect(rawTxHex).toStrictEqual(
+        '0200000001582dfa42e2778a2e6b7d32fb1bf4cefc0be9d10a36538e9503465df99cd4a60d000000006b483045022100b04fce11f536f6ec9ae93016cb5bde7b5118f04ad37b79fb5b6ffffd6df4d3db022071246042531338ceb4168e9d8852f38f8dcb65aba0105ca84142b5d829ece5b741210352cbc218d193ceaf4fb38a772856380173db7a908905e3190841b3174c7ae22dffffffff01d8d60000000000001976a9146e1da64f04fc29dbe0b8d33a341e05e3afc586eb88ac00000000',
+    );
+});
+
+it(`signAndBuildTx() successfully returns a raw tx hex for multiple input utxos with a single output utxo`, () => {
+    // txbuilder output params
+    const BCH = new BCHJS();
+    let txBuilder = new BCH.TransactionBuilder();
+
+    // mock txBuilder inputs
+    for (let i = 0; i < mockMultipleInputUtxos.length; i++) {
+        txBuilder.addInput(
+            mockMultipleInputUtxos[i].txid,
+            mockMultipleInputUtxos[i].vout,
+        );
+    }
+
+    // mock txBuilder output
+    txBuilder.addOutput(
+        mockMultipleInputUtxos[0].address,
+        parseInt(toSmallestDenomination(new BigNumber(currency.dustSats))),
+    );
+
+    const rawTxHex = signAndBuildTx(BCH, mockMultipleInputUtxos, txBuilder);
+    expect(rawTxHex).toStrictEqual(
+        '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',
+    );
+});
+
+it(`signAndBuildTx() successfully returns a raw tx hex for multiple input utxos with multiple output utxos`, () => {
+    // txbuilder output params
+    const BCH = new BCHJS();
+    let txBuilder = new BCH.TransactionBuilder();
+
+    // mock txBuilder inputs
+    for (let i = 0; i < mockMultipleInputUtxos.length; i++) {
+        txBuilder.addInput(
+            mockMultipleInputUtxos[i].txid,
+            mockMultipleInputUtxos[i].vout,
+        );
+    }
+
+    // mock txBuilder output
+    for (let j = 0; j < mockMultipleInputUtxos.length; j++) {
+        txBuilder.addOutput(
+            mockMultipleInputUtxos[j].address,
+            parseInt(toSmallestDenomination(new BigNumber(currency.dustSats))),
+        );
+    }
+
+    const rawTxHex = signAndBuildTx(BCH, mockMultipleInputUtxos, txBuilder);
+    expect(rawTxHex).toStrictEqual(
+        '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',
+    );
+});
+
+it(`signAndBuildTx() throws error on invalid input params`, () => {
+    // txbuilder output params
+    const BCH = new BCHJS();
+    let txBuilder = new BCH.TransactionBuilder();
+    const inputUtxo = null; // invalid input param
+
+    let thrownError;
+    try {
+        signAndBuildTx(BCH, inputUtxo, txBuilder);
+    } catch (err) {
+        thrownError = err;
+    }
+    expect(thrownError.message).toStrictEqual('Invalid buildTx parameter');
+});
 
 describe('Correctly executes cash utility functions', () => {
     it(`Correctly converts smallest base unit to smallest decimal for cashDecimals = 2`, () => {
diff --git a/web/cashtab/src/utils/cashMethods.js b/web/cashtab/src/utils/cashMethods.js
--- a/web/cashtab/src/utils/cashMethods.js
+++ b/web/cashtab/src/utils/cashMethods.js
@@ -8,6 +8,31 @@
 import BigNumber from 'bignumber.js';
 import cashaddr from 'ecashaddrjs';
 
+export const signAndBuildTx = (BCH, inputUtxos, txBuilder) => {
+    if (!BCH || !inputUtxos || !txBuilder) {
+        throw new Error('Invalid buildTx parameter');
+    }
+
+    // Sign the transactions with the HD node.
+    for (let i = 0; i < inputUtxos.length; i++) {
+        const utxo = inputUtxos[i];
+        txBuilder.sign(
+            i,
+            BCH.ECPair.fromWIF(utxo.wif),
+            undefined,
+            txBuilder.hashTypes.SIGHASH_ALL,
+            utxo.value,
+        );
+    }
+
+    // build tx
+    const tx = txBuilder.build();
+    // output rawhex
+    const hex = tx.toHex();
+
+    return hex;
+};
+
 export function parseOpReturn(hexStr) {
     if (
         !hexStr ||