Step-by-step instructions for activating tax rate for state
Using administrator role, Navigate to Setup → Accounting → Nexus → New
Add Country, State/Province/County and save the record.
Navigate to Setup → Company → Subsidiary
Click on Edit of Subsidiary
In Nexus subtab, add the newly added Nexus and save the record
Navigate to Setup → Accounting → Use state sales tax tables
Add nexus and save
It will take some time to generate the tax codes, once generated you will receive the email. Navigate to Setup → Accounting → Tax codes
Navigate to the customer and edit the record. Check the taxable checkbox in the financial subtab. Add the tax code in the tax item of primary section. You can change this for any individual sale.
Save the customer record.