E-filing Ohio Taxes & Ohio Tax Questions

With an annual tax revenue exceeding $25 billion, Ohio is above the nation's median range. Residents, partial-year residents and nonresidents earning money in the state must file Ohio income tax returns. Taxpayers who do not need to itemize can file Form IT 1040EZ. Taxpayers who must itemize should use Form IT 1040.

Ohio income tax rates are below average and range between 0.53% and 5.33%. Individual income tax forms must be mailed or electronically filed with E-file.com on the same day federal taxes are due. Extended returns are due by October 15.

OH taxes do not have its own tax extension request form, taxpayers who need more time to file must obtain a federal tax extension. An extension of time to file is automatically granted since there is no state request form. However, extended returns must be mailed with a copy of the federal extension by October 15 to the applicable address in the first section. The extension does not grant more time to pay. If tax is due but more time is needed to file a state tax return, mail the payment (by April 15) to the Department of Taxation with an IT-40P payment coupon at this address:


PO Box 182131

Columbus, OH 43218-2131

To amend a return after discovering an error on a previously filed form, use Form IT 1040X. Mail to the Department of Taxation at:


PO Box 1460

Columbus, OH 43216-1460


If You are not Withholding OH Taxes

Taxpayers who are self-employed or do not have adequate taxes withheld from their income may have to pay estimated quarterly taxes. To determine this and fill out vouchers, use Form IT 1040ES.

Tracking Returns Or Refunds.


To check on a refund, visit www.tax.ohio.gov/Individual.aspx. Click "Check Your Refund Status." For all other amendment, refund and return inquiries, call 800-282-1780.

Failure to File Ohio Taxes

For failure to file a return, the penalty is the greatest of 5% of the amount due or $50 per month until the amount is paid. If taxpayers file on time but do not pay tax due, they are charged interest at 3% of the tax due per month until it is paid.

Note: States & U.S. territories may make changes to their tax laws with little notice. We do our best to keep this information up-to-date, but it is provided on an "AS IS" basis. For more see our terms.