Frequently Asked Questions

The Ohio Department of Taxation has compiled a list of frequently asked questions covering many different categories.

To view the questions, click on the "Select Category" bar and then click on the category you are interested in.  A list of questions will appear pertaining to that category. Then click on the question you are inquiring about and the answer will appear.

What do I do if I change my taxable year?

If you change your taxable year, you must notify the Department of the change no later than the due date of the federal short period return. Failure to notify the Department may result in inaccurate billing notices or assessments.