How can I do a tax date override in QuickBooks?

Overview

I need to create a credit memo using the tax date of the original invoice.

Environment

QuickBooks Desktop

Resolution

• While you have the credit memo open go to file > avatax > tax calculation date. 
• You will see a date you can change to the date on which you want to calculate tax. 
• Click Okay. 
• Now Save to calculate tax on your credit memo.