July 2025 monthly sales and use tax returns are due Aug. 25, 2025. Returns must be filed for each period the account is active. Taxpayers have two options for filing: File online at tax.ohio.gov/OHTAX or call 800.697.0440 to use TeleFile for county vendor's licenses (numbers starting with 01-88).
For the next few years, the new One Big Beautiful Bill Act lifts the cap on annual SALT deductions from $10,000 to $40,000, paving the way for more itemizers to claim this write-off.