Procedure for registering new VAT rates in WinMENTOR Classic

To update VAT rates under Law 141/2025, please see the document “WMC – Changing VAT from 19 to 21 and from 5 and 9 to 11” available here.

Changes must be made in August before operations begin, following the step order in the documentation (especially for markup accounting types and non-exigible VAT).

Always back up the company before any change and verify the accuracy of the results.