Tax ProvisionA simple and intuitive tax provision software application to speed up your financial close

Close faster, file earlier with ONESOURCE Tax Provision

The primary objective for completing financial close? Accuracy and speed. Using the Thomson Reuters ONESOURCE™ Tax Provision software application, you can accomplish your direct tax obligations more quickly and confidently than ever before and with minimal adoption time.

This market-leading, patented application allows users to review faster than ever and analyse data in seconds with filtering and drill down capabilities—making it simpler than ever to achieve a more efficient data review process.

Instead of entering data multiple times, you can easily transition your data from tax provision to other direct tax applications, allowing for a smoother, faster processing of financial close and tax return.

Why ONESOURCE Tax Provision Software?

Analyze data in seconds

Focus your review on results that matter most. Filter your data to concentrate on relevant subsets, and drill down from consolidated amounts to the lowest level of detail in just two clicks.

Review faster than ever

See all tax provision related results on one screen with the application’s review and edit dashboard. This gives you a seamless flow from calculated values to the entries that drive them.

Eliminate unnecessary manual entry

Thanks to the simple, connected and modern ONESOURCE platform, you can access all applications in one centralized location. Easily transition your tax provision data to other direct tax applications to reduce manual work, eliminate risk and save ample time.

Tax Provision brochure PDF - 656KB

Case Study


LeasePlan is a global fleet management and driver mobility company of Dutch origin. Its full service offering consists of financing and operational fleet management services to meet the needs of a diverse client base.

Leaseplan Case study PDF - 656KB

Real Results

“ we are using the ONESOURCE Tax Provision solution, it is possible to manage the whole group more efficiently,”
Raymond van der Hoek
Tax Manager, LeasePlan.