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TransactionsSplit a transaction

Split a transaction

PUT/partners/transactions/{uuid}/split

Splits a transaction into a parent row and child rows before bill or invoice assignment.

HMAC signature + Bearer access token
Try this request
Chart of Accounts APIBills APIInvoices API

Path parameters

uuiduuidrequired

The UUID of the transaction to split.

Request body

forAttachmentboolean

When true, matches the COUNT bill/invoice attachment split flow.

splitASplitboolean

When true, further splits an existing split child row.

withCautionboolean

Required to split reconciled transactions.

parentobject

Parent split row. Use categoryAccountUuid from chart of accounts.

categoryAccountUuiduuid

Category account UUID for the parent portion.

amountnumber

Signed amount for the parent portion.

assignThisboolean

When true, this row is the one to assign to the bill or invoice.

splitsarray

Child split rows.

categoryAccountUuiduuidrequired

Category account UUID for the child portion.

amountnumberrequired

Signed amount for the child portion.

Responses

200Transaction split. Returns parent and transactionToAssign rows with UUID ids.
400Bad request — transfer/deposit splits, reviewed/pending guards, or invalid amounts.
404Transaction or category account not found.
PUThttps://api.getcount.com/partners/transactions/{uuid}/split
Request
import crypto from 'node:crypto';

const BASE_URL = 'https://api.getcount.com';
const CLIENT_ID = process.env.COUNT_CLIENT_ID;
const CLIENT_SECRET = process.env.COUNT_CLIENT_SECRET;
const ACCESS_TOKEN = process.env.COUNT_ACCESS_TOKEN;

const method = 'PUT';
const signingPath = '/transactions/3fa85f64-5717-4562-b3fc-2c963f66afa6/split';
const timestamp = Math.floor(Date.now() / 1000).toString();
const body = {
  "forAttachment": true,
  "parent": {
    "categoryAccountUuid": "c3d4e5f6-a7b8-9012-cdef-123456789012",
    "amount": -100,
    "assignThis": true
  },
  "splits": [
    {
      "categoryAccountUuid": "c3d4e5f6-a7b8-9012-cdef-123456789012",
      "amount": -50
    }
  ]
};
const bodyString = JSON.stringify(body);

const bodyHash = crypto.createHash('sha256').update(bodyString).digest('hex');
const baseString = `${method}:${signingPath}:${timestamp}:${bodyHash}`;
const signature = crypto.createHmac('sha256', CLIENT_SECRET).update(baseString).digest('hex');

const response = await fetch(`${BASE_URL}/partners/transactions/3fa85f64-5717-4562-b3fc-2c963f66afa6/split`, {
  method,
  headers: {
    'x-client-id': CLIENT_ID,
    'x-timestamp': timestamp,
    'x-signature': signature,
    'Content-Type': 'application/json',
    Authorization: `Bearer ${ACCESS_TOKEN}`,
  },
  body: bodyString,
});

console.log(await response.json());
Response · 200
{
  "parent": {
    "id": "b7c8d9e0-f1a2-3456-bcde-678901234567",
    "type": "EXPENSE",
    "description": "Office supplies from Amazon",
    "amount": -150,
    "currency": "USD",
    "postedDate": "2026-03-01",
    "authorizedDate": "2026-03-01",
    "notes": "Q1 office supplies",
    "paymentChannel": "online",
    "reviewed": false,
    "excluded": false,
    "pending": false,
    "split": false,
    "accountId": "c8d9e0f1-a2b3-4567-cdef-789012345678",
    "categoryAccountId": "c3d4e5f6-a7b8-9012-cdef-123456789012",
    "vendorId": "d4e5f6a7-b8c9-0123-defa-234567890123",
    "customerId": null,
    "billId": null,
    "invoiceId": null,
    "tags": [
      {
        "id": "e5f6a7b8-c9d0-1234-efab-345678901234",
        "name": "Office"
      }
    ],
    "createdAt": "2026-03-13T08:30:00.000Z",
    "updatedAt": "2026-03-13T08:30:00.000Z"
  },
  "transactionToAssign": {
    "id": "b7c8d9e0-f1a2-3456-bcde-678901234567",
    "type": "EXPENSE",
    "description": "Office supplies from Amazon",
    "amount": -150,
    "currency": "USD",
    "postedDate": "2026-03-01",
    "authorizedDate": "2026-03-01",
    "notes": "Q1 office supplies",
    "paymentChannel": "online",
    "reviewed": false,
    "excluded": false,
    "pending": false,
    "split": false,
    "accountId": "c8d9e0f1-a2b3-4567-cdef-789012345678",
    "categoryAccountId": "c3d4e5f6-a7b8-9012-cdef-123456789012",
    "vendorId": "d4e5f6a7-b8c9-0123-defa-234567890123",
    "customerId": null,
    "billId": null,
    "invoiceId": null,
    "tags": [
      {
        "id": "e5f6a7b8-c9d0-1234-efab-345678901234",
        "name": "Office"
      }
    ],
    "createdAt": "2026-03-13T08:30:00.000Z",
    "updatedAt": "2026-03-13T08:30:00.000Z"
  }
}