Here you can learn about how to setup GST Exemptions in Organization Master.
1. Login with Fresa Gold, Navigate to Master, select Organization (Fig.1).
2. Edit the particular Organization in the list of Organization List(Fig.2).
3. Click Edit button on the top of the Organization Details (Fig.3).
4. Select the Is Tax Exempted and click save changes(Fig.4)
Hope you got an idea about how to setup TAX Exempted.