Indirect Tax Integration for Microsoft Dynamics GP Optimize your ERP for sales and use tax compliance


Fully integrated sales and use tax automation solution that drives compliance

Thomson Reuters ONESOURCE Indirect Tax offers a comprehensive, cloud-based tax automation solution that integrates with Microsoft Dynamics® GP to help you eliminate the complexities of tax compliance and effortlessly navigate the ever-changing tax landscape. As an end-to-end solution, ONESOURCE Indirect Tax accounts for every step of the transactional tax lifecycle—from rate calculation and research to reporting and returns—so you can say goodbye to manual work and focus more on growing your business.

ONESOURCE Indirect Tax makes sales and use tax compliance easy by intelligently calculating and applying real-time tax decisions at the point of transaction within your existing Microsoft Dynamics GP platform. ONESOURCE Indirect Tax processes the transaction data entered into Microsoft Dynamics GP through the patented ONESOURCE tax determination engine to instantly calculate precise taxability, validate the customer address and apply the final tax decision back to the transaction in Microsoft Dynamics GP. This scalable, tightly integrated solution enables you to better manage your specific tax requirements and get a complete view of your sales tax liability from a single, unified platform.


Companies all over the world turn to ONESOURCE Indirect Tax every day to gain control over their back-office operations and boost the value of their business through accurate sales tax compliance. Discover the benefits of the most powerful transactional tax management solution on the market.


  • Automates sales, use and value-added tax management across your business.
  • Removes manual tax setups with built-in, continuously updated certified tax research.
  • Works behind the scenes of your existing ERP system with no disruption to user experience or workflows.


  • Scales to support business growth with an unrivaled global vantage point.
  • Offers enterprise-grade configurability to meet the specific tax needs of your company.
  • Connects easily with your other business systems, enabling company-wide tax automation.


  • Built following Microsoft development best practices to assure superior compatibility and functionality.
  • Maintains the most extensive coverage of tax content with rates for more than 16,000 jurisdictions in over 186 countries.
  • Reduces risk to projects and ongoing operations with expert-led implementation and support


ONESOURCE Indirect Tax for Microsoft Dynamics GP enables companies to extend the functionality of their ERP software to handle every step of the sales and use tax journey – from tax calculation to signature-ready returns. This powerful integration delivers the SaaS capabilities users expect plus the robust features over 10,000 companies rely on globally.

Trusted Tax Research

Automatic tax rate updates for more than 16,000 tax authorities globally, backed by an internal team of tax research experts.

Precise Determination

Innovative geolocation technology pinpoints exact tax jurisdictions and boundaries, guaranteeing the right tax rate every time.

Product Taxability

Specific taxability codes can be mapped to millions of products and services with the click of a mouse.

Dynamic Reporting

Canned and customizable reports plus signature-ready returns make for easy filing and audit defense.

Custom Configuration

Advanced configuration capabilities make allowances for global workflow, rules and system data adjustments.

Patented Technology

Unparalleled versatility and reliability of the industry’s only patented sales, use and value-added tax calculation engine.

Address validation

USPS CASS-certified address validation quickly cleanses, verifies and stores addresses with roof-top level accuracy.

Exemption Management

Electronic collection and storage of all exemption and resale certificates allows for instant access and validation.

Supported Processes

Unmatched, real-time support for sales orders, purchases including use tax accruals, and Project Accounting module.

Flexible Integration Options

Connects to ERP, financial and ecommerce systems through pre-built integrations, web services and configuration options.

ONESOURCE Indirect Tax for Microsoft Dynamics GP

Learn how you can stay ahead in a fast-paced and ever-changing tax landscape.

Request a Demo