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.

Where do I send the additional documentation?

Fax or mail your identity confirmation letter, along with copies of the required documentation to:

Fax to: 206-339-3285

or Mail to:

Ohio Department Taxation

Manual Review Unit

PO Box 182847

Columbus, OH 43218-2847


If you want to speak with a representative in the identity confirmation unit, please call 1-855-855-7579.