Kentucky — Application for Refund of Income Taxes
More about the Kentucky Form 40A100
We last updated Kentucky Form 40A100 in February 2024 from the Kentucky Department of Revenue. This form is for income earned in tax year 2023, with tax returns due in April 2024. We will update this page with a new version of the form for 2025 as soon as it is made available by the Kentucky government.
Other Kentucky Individual Income Tax Forms:
In addition to information about Kentucky's income tax brackets, Tax-Brackets.org provides a total of 130 Kentucky income tax forms, as well as many federal income tax forms. Here's a list of some of the most commonly used Kentucky tax forms:
| Form Code | Form Name |
|---|---|
| Form 740 | Kentucky Individual Income Tax Return |
| Income Tax Instructions | Form 740 Individual Full Year Resident Income Tax Instructions Packet |
| Schedule M (740) | Kentucky Federal Adjusted Gross Income Modifications |
| Form 740-ES | Estimated Income Tax Return |
| Schedule KW-2 | Kentucky Income Tax Withheld |
View all 130 Kentucky Income Tax Forms
Disclaimer: While we do our best to keep Form 40A100 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 Is this form missing or out-of-date?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:
- Kentucky Department of Revenue ( http://revenue.ky.gov/
) - Department of Revenue Income Tax Forms ( https://revenue.ky.gov/Get-Help/Pages/Forms.aspx )