AvaTax Tax Code missing in NetSuite item mapping import

Overview

Customer is trying to import tax codes into Netsuite and "AVATAX," is not visable in "Tax Code," dropdown.

Environment

NetSuite Basic
NetSuite OneWorld

Resolution

Customization> Forms> Entry Forms

Click Edit on your default item form

Click Screen Fields

Click the Custom tab

Find the field Avatax Taxcode

Click  the Show button

Click Save