Registering for Ohio Payroll Tax Account Numbers

Companies who pay employees in Ohio must register with the OH Department of Taxation for a Withholding Account Number and the OH Dept of Job and Family Services for an Employer Account Number.

OH Withholding Account Number

  • Format: 59 999999 (5 + 1 digit, 6 digits)
  • Apply online at the OH Business Gateway to receive the number immediately upon completing the application.
  • Find an existing Withholding Account Number:
    • on Form IT-501, Employer's Payment of Ohio Tax Withheld, or
    • by calling the Dept of Taxation at (888) 405-4089.

OH Employer Account Number

  • Format: 9999999-99 (9 digits)
  • Apply online at theEmployer Resource Information Centerto receive the number immediately upon completing the application.
  • Find an existing Employer Account Number:
    • on Form JFS-66111, Employer's Quarterly Contribution and Wage Report, or
    • by calling the Dept of Job and Family Services at (614) 466-2319.

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