Api Overview

Last updated: Jul 30, 2025

ONESOURCE Trusts Master Data API

API to create and retrieve Jurisdictions, Templates, Template Families & Entities.
  • Tax planning & preparations
  • Tax returns

The ONESOURCE Corporate Tax Master Data API is a REST web service that helps managing master data and retrieving entity, jurisdictions, templates & template families.

Key Benefits:

  1. 1Automate creation of entity, saving users time from creating several entities manually.
  2. 2Acts as a source to fetch key master data, which will be required as input in other APIs.

Geographic Availability:

Master Data API is supported in both APAC and EMEA regions.

See Next:

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