LibGuides: Tax Forms and Tax Assistance: State

Filing Deadline

This year's deadline for filing Ohio tax returns is Tuesday, April 18, 2023.

Many, but not all, other states have the same deadline, so check with your own state if you are not an Ohio resident.

Ohio Department of Taxation Home Page
The Ohio Department of Taxation website is the official source for Ohio tax forms and other information about the state income tax.
Tax Forms and Publications
This web page has direct links for the most commonly used Ohio forms and publications and a search engine that can be used to find the less common ones.
Where's My Refund?
After you have filed your Ohio tax return, you can use this site to check on the status of any expected refund.
Frequently Asked Questions
Here you can browse the FAQs at the Ohio Department of Taxation website by category and also search the FAQs by keyword.
Resources for Individuals
This page features an assortment of links of interest to individual taxpayers in the state of Ohio.

Federation of Tax Administrators: Links
This page has links to the state tax agency website for every state.