HomeAPI catalog ONESOURCE Income Tax Return Live API

Api Overview

Last updated: Apr 09, 2025

ONESOURCE Income Tax Return Live API

This API exposes features for working with IncomeTax Tax-Returns
  • Tax planning & preparations
  • Tax returns

Overview

The ONESOURCE Income Tax - Tax Return Live API enables users to open a Tax return, retrieve and save data to the organizer, and then close the Tax Return. It includes an endpoint for obtaining diagnostics and overrides. Additionally, the API is capable of handling E-file attachments, allowing users to perform CRUD (create, read, update, delete) operations on E-file attachments.

Key Benefits:

  1. 1Enables external system to open a Tax Return for any given binder.
  2. 2Reduce time and effort required to access an organizer then save and retrieve the data.
  3. 3Eliminate the need to launch the organizer for saving and retrieving the data.

Geographic Availability:

ONESOURCE Income Tax API helps corporations prepare and file taxes exclusively for the United States.

See Next:

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