How to change the total tax amount for a document on Sage 300 Purchase Orders
- Click the Taxes tab on the the document entry screen.
- Edit the vendor tax class if necessary, and then click the Calc. Taxes button to see the results of the change.
- To manually change the total tax amount for the vendor, enter new tax totals in the Tax Amount column.
- Purchase Orders distributes the updated tax amounts when you move to another tab or post the transaction.