Tax Forms

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Form Title or Number:
Tax Type:
Tax Year:

Number	Tax Year	Form Title	Revised	Version
BA UF	All	Business Account Update Form The form is utilized to update your business information, transfer vendor’s license, or cancel your account.	11/17	PDF Fill-in
CAT 1	All	Commercial Activity Tax Registration Form	5/11	PDF PDF Fill-in
CAT 1 INS	All	Ohio Commercial Activity Tax (CAT) Instructions for Registration	9/15	PDF
CAT 3C	All	Commercial Activity Tax Account's Change in Mailing or Location Address Form The following form has been replaced with the Business Account Update Form.	12/05	PDF Fill-in
CAT AR	All	Add/Remove a Member to/from Group -- CAT Consolidated Elected and Combined Taxpayer Groups	5/13	PDF PDF Fill-in
CAT CR	All	Request to Cancel/Reactivate Account The following form has been replaced with the Business Account Update Form.	7/10	PDF Fill-in
CAT CS	All	Commercial Activity Tax Credit Schedule	12/17	PDF
CAT ES	All	Commercial Activity Tax -- Request to Change Election Status	3/13	PDF PDF Fill-in
CAT FBP	All	Request to File By Paper	8/13	PDF PDF Fill-in
CAT FF	All	Commercial Activity Tax -- Request to Change Filing Frequency	1/13	PDF PDF Fill-in
CAT QDC	All	Annual Application for Distribution Center Qualifying Certificate	12/17	PDF PDF Fill-in
CAT REF	All	Application for Commercial Activity Tax Refund	4/13	PDF PDF Fill-in
CAT RTFS	All	Commercial Activity Tax -- Request to File Separately	11/12	PDF PDF Fill-in
CAT VDA	All	Request for Commercial Activity Tax (CAT) Voluntary Disclosure Agreement (VDA)	03/16	PDF PDF Fill-in

Top Individuals Forms


Instructions for IT 1040 and SD 100	2017	Individual Income and School District Income Tax Publication - 2017
IT 1040 PDF PDF fill-in	2017	Ohio Individual Income Tax Return / Amended Individual Income Tax Return
IT40P PDF PDF fill-in	2017	Income Tax Payment Voucher
IT 1040ES PDF PDF fill-in	2018	Individual Estimated Income Tax Voucher
IT 10 PDF PDF fill-in	2017	Ohio Income Tax Information Notice
SD 100 PDF PDF fill-in	2017	Ohio School District Income Tax Return / Amended School District Income Tax Return
SD 40P PDF PDF fill-in	2017	School District Income Tax Payment Voucher
SD 100ES PDF PDF fill-in	2018	School District Estimated Income Tax Voucher
Seller Questionnaire		Seller Motor Vehicle Questionnaire (Casual Sale)
Buyer Questionnaire		Buyer Motor Vehicle Questionnaire (Casual Sale)
Aircraft Questionnaire		Aircraft Questionnaire

Top Business Forms


IT 1041 PDF PFD fill-in	2017	Fiduciary Income Tax Return
IT 1140 PDF PDF fill-in	2017	Pass-Through Entity and Trust Withholding Tax Return
IT 4708 PDF PDF fill-in	2017	Pass-Through Entity Composite Income Tax Return
Employer Letter	2018	Expirations, New School Districts, Renewals and Rate Changes Effective 1/1/2018
IT 3	2018	Transmittal of Wage and Tax Statements
UST 1 UUT 1	2018	File returns and make payments for multiple clients under one registration
Farm Use Questionnaire		Farm Use Questionnaire
Transportation Questionnaire		Transportation for Hire Questionnaire
Aircraft Questionnaire		Aircraft Questionnaire

Other Form Resources

Archived Tax Forms (Prior to 2006)
Declaration of Tax Representative (TBOR-1) ^(PDF) — Taxpayers who want to permit someone else to discuss their tax return with the Ohio Department of Taxation must first complete this form.
Tax professional bulk orders ^(PDF) — Tax professionals who seek bulk copies of Ohio tax forms should use this form to order them.
Tax professional waiver of electronic filing requirement (Income Tax) — Tax professionals who seek a waiver of the income tax electronic filing requirement should use this form.
Taxpayer waiver of electronic filing requirement (Income Tax) — Taxpayers who seek a waiver of the income tax electronic filing requirement should use this form.
NAICS Codes ^(PDF) — Some of Ohio's tax forms require business owners to know where their company falls within the North American Industry Classification System. This list should help. For more information on NAICS, visit the U.S. Census Bureau.
Federal tax forms — The Internal Revenue Service maintains a large library of tax forms at IRS.gov.
Tax forms of other states — The Federation of Tax Administrators maintains links to tax departments in all 50 states.
Municipal Income tax Forms
Vehicle Tax Questionnaires
Request a State of Ohio tax form to be mailed to you

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