Tennessee — Application for Extension of Time to File
More about the Tennessee Form FAE-173 Extension
We last updated Tennessee Form FAE-173 in March 2025 from the Tennessee Department of Revenue. This form is for income earned in tax year 2024, with tax returns due in April 2025. We will update this page with a new version of the form for 2026 as soon as it is made available by the Tennessee government.
Other Tennessee Corporate Income Tax Forms:
In addition to information about Tennessee's income tax brackets, Tax-Brackets.org provides a total of 66 Tennessee income tax forms, as well as many federal income tax forms. Here's a list of some of the most commonly used Tennessee tax forms:
| Form Code | Form Name |
|---|---|
| Form FAE-183 | Franchise and Excise Tax Annual Exemption Renewal |
| Form BUS415-4 | County Business Tax Return - Classification 4 |
| Form BUS415-1B | County Business Tax Return - Classification 1B |
| Form BUS415-2 | County Business Tax Return - Classification 2 |
| Form BUS415-3 | County Business Tax Return - Classification 3 |
View all 66 Tennessee Income Tax Forms
Disclaimer: While we do our best to keep Form FAE-173 up to date and complete on Tax-Brackets.org, we cannot be held liable for errors or omissions. Is this form missing or out-of-date? Please let us know so we can fix it!
Tax Form Sources:
- Tennessee Department of Revenue ( http://www.tennessee.gov/revenue/
) - Department of Revenue Income Tax Forms ( http://www.tn.gov/revenue/forms/index.shtml )