Recalculate Tax Last updated 11:55, 19 Dec 2016 Save as PDF This article applies to:Sage Sales Tax for Sage 500 ERP Powered by Avalara AvaTax Recalculate tax on a document or a batch of documents. Recalculate tax To recalculate tax, follow these steps: On the left side of your screen under AvaTax, click + next to Utilities. Click Tax Recalculation Update. Click the Document that you wish to select. Click the orange A.