Upcoming Business Tax Deadlines: Dec 1, 2023 – Apr 15, 2024

Please be aware of these upcoming business tax deadlines:

  • 12/15/2023: 4th Quarter Income Tax estimates due (business)
  • 12/31/2023: Cancel OH CAT if new filing thresholds means you are no longer subject to OH CAT. Final filing still required even if account is cancelled.
  • 1/16/2024: 4th Quarter Federal and Ohio Income Tax Estimates due
  • 1/31/2024: Deadline to file 1099 forms
  • 1/31/2024: Deadline to file W-2 Forms
  • 2/12/2024: Ohio CAT 2023 4th Quarter 2023 filings due
  • 3/15/2024: Deadline for S Corporations and Partnerships to file income tax return for the 2023 tax year (without extension)
  • 4/15/2024: Deadline for individuals (including sole proprietorships reported via Schedule C) and C Corporations to file for the 2023 tax year (without extension)
  • 4/15/2024: First Quarter Income Tax estimates due (business and personal)

— as well as your normal payroll, Sales & Use tax, and BWC payment due dates.