You need to add that field in your database for customers
You need to add that field in your database for customers
go to db customers, click structure add 1 column after
this is what i have there
customers_tax_exempt text utf8mb4_general_ci Yes NULL
v3.0.0 of the Customers Tax Exempt plugin is now available for download: https://www.zen-cart.com/downloads.php?do=file&id=2259
Now released as an encapsulated plugin for Zen Cart versions 2.1.0 and later.
v3.0.1 replaces v3.0.0: Corrects the stored tax-rate when a customer is partially exempt, i.e. not ALL.