OH SD-100 Information
Employers are required to file state and school district income tax withholding returns and make payment of the withheld taxes through the Ohio Business Gateway.
Link to official form info: Ohio SD-100
Link to official form info for SD-100
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To access the official link to form OH SD-100 and get reminded when it's due, sign up for a free Tax Reminder account:
- Upcoming Due Dates in the Next Year:*
- Tuesday Apr 15, 2025
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Create a free account to see exactly when to file this form, receive email or SMS notification reminders, and to keep a record of filing it in your history.
* Due dates are based on the filing requirements for this form and may vary depending on your tax year.
12 Ohio Tax Filings & Forms:
IT 1040 - Individual Income Tax Return IT 1041 - Fiduciary Income Tax Return IT 2023 - Income Allocation and Apportionment Nonresident Credit and Part-Year Resident Credit SD-100 - School District Income Tax Return IT 4708 - Composite Income Tax Return for Certain Investors in a Pass-Through Entity IT 501 - Employer's Payment of Tax Withheld IT 501 - Employer's Payment of Tax Withheld SD 101 - Payment of School District Income Tax Withheld UST-1 - Universal Sales Tax JFS 20125 - Unemployment Compensation Quarterly Tax ReturnAre we missing a Ohio tax form?
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