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Thomson Reuters


Thomson Reuters has your single solution for sales, use and value-added tax automation. With a central tax engine there is no need to maintain tax rates and policies in multiple systems. ONESOURCE includes detailed tax reporting, easy to use Exemption Certificate management, and effortless signature-ready tax returns. With support for over 190 countries worldwide we’re your partner for your global business or your future growth! Learn more


Coupa built and Thomson Reuters verified, the Coupa Integration for ONESOURCE Indirect Tax seamlessly integrates with Coupa for automatic and accurate supplier tax validation, ensuring your company doesn’t over-pay nor under-pay sales or other transaction taxes charged by your suppliers. ONESOURCE has the flexibility to solve your complex purchasing needs including, pre-built product taxability rules, configurable supplier exceptions, support for Direct Pay Permits, support for Managed Compliance Agreements, and more. When a supplier invoice is submitted into Coupa, ONESOURCE automatically calculates tax so that the supplier tax can be validated. Additionally, users can configure tax tolerances and leverage existing Coupa workflow to help manage supplier invoices when the supplier tax doesn’t match.

Using this solution, you will be able to:

  • Upon invoice submission, callout to ONESOURCE to retrieve tax information
  • Record tax amounts & applicable tax codes in Coupa
  • Flag invoice in Coupa for further review if supplier-entered tax amount is different when compared to ONESOURCE calculated tax
  • Send the ONESOURCE & Supplier tax amounts to your ERP for further processing

Why Choose The Coupa Integration for Thomson Reuters ONESOURCE?

  • Affordable and easy to manage cloud solution
  • Real-time tax calculations to validate your supplier invoices
  • Support for over 190 countries with SSAE 16 Type II and ISAE 3402 certified compliant content
  • Only patented tax determination engine on the market
  • Unrivaled global perspective with more worldwide deployments than any other solution
  • Experienced implementation team
  • 24 x 7 technical support available