From the General Ledger screen, select the Maintenance menu and then Sales Tax.
At the Sales Tax screen, enter the ID of the sales tax to change in the Sales Tax ID field. If the ID is not known, click the down-arrow button or the Find button to select the correct one.
Make the desired changes to the sales tax.
To add a rate to the sales tax, complete the blank line (indicated with an asterisk) at the bottom of the Sales Tax Details List.
To remove a rate from the sales tax, click the Delete button located to the left of the desired rate in the Sales Tax Details List; when prompted to delete the record, click Yes.
After all the changes have been made, click the Save button.
If the ID for the sales tax was changed, a prompt will appear verifying whether or not to change the ID. To change the ID for the sales tax, click the Change button. To not change the ID and revert to use the original ID, click the Revert to Original button.