How do I register for Tennessee taxes not in the Tennessee Taxpayer Access Point (TNTAP)? Watch the webinar below to learn more. January 31, 2018 22:24 Related articles Can I verify a Tennessee resale or other exemption certificate? How do I register for sales and use tax? TNTAP: Filing a Business Tax Return How do I choose the correct business tax classification for my business? As a supplier, I made a sale to a reseller in another state and am shipping the product to the reseller's customer in Tennessee. Can I accept the reseller's home state resale certificate for tax exemption purposes?