- Do you have a tax issue or question about title and registration or motor carrier? Search Revenue Help for answers, or submit a request to one of our representatives. You can also call us using the telephone numbers listed on the left. Department of Revenue personnel are happy to assist you with any questions you may have about tax law or filing requirements.
- Please contact a tax professional for assistance in completing all tax forms.
- Hours of Operation: Monday - Friday, 8 a.m. - 4:30 p.m. (Central Time), excluding state holidays.
Please note: penalty will not be NOT be assessed on February 2017 returns filed and paid after the due date provided they are filed by the end of March. Sales and use tax returns may also be filed and paid through TNTAP without logging in. Click here for instructions.