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Become an Approved Software Vendor

The Department of Revenue provides software certification services free upon request to registered Tennessee vendors.  If you are currently registered with the Department of Revenue, please provide your sales and use tax account number when requesting certification.  If you are not currently registered with the Department of Revenue, you may do so by completing an Application for Registration and returning it to following address:

Tennessee Department of Revenue
Discovery Unit
Forms/Software Certification - Registration
P.O. Box 190644
Nashville, TN 37219-0644

Should you have questions or need assistance pertaining to registration, please call (615) 741-8616, or e-mail  Once you have registered, you may request a password to obtain specifications by contacting (615) 253-3251.