What payroll deadlines should employers track?

Payroll Tax Deadlines for Employers in Indiana

Employers operating in Indiana must stay on top of several important payroll tax deadlines to maintain compliance and avoid penalties. These deadlines cover federal and state tax obligations related to employee wages.

Federal Payroll Tax Deadlines

• Federal Income Tax Withholding and Social Security/Medicare Taxes: Deposits for these taxes are generally due either monthly or semi-weekly, depending on your deposit schedule determined by the IRS.
• Quarterly Federal Tax Returns (Form 941): Due by the last day of the month following the end of each quarter:
  • April 30 for Q1 (Jan-Mar)
  • July 31 for Q2 (Apr-Jun)
  • October 31 for Q3 (Jul-Sep)
  • January 31 for Q4 (Oct-Dec)
• Annual Federal Unemployment Tax Return (Form 940): Due by January 31 of the following year.

Indiana State Payroll Tax Deadlines

• Indiana State Income Tax Withholding: Employers must remit withheld state income taxes to the Indiana Department of Revenue according to the deposit schedule provided, which is often monthly or quarterly depending on the amount withheld.
• Indiana Unemployment Insurance (UI) Contributions: Payments are due quarterly:
  • April 30 for Q1 (Jan-Mar)
  • July 31 for Q2 (Apr-Jun)
  • October 31 for Q3 (Jul-Sep)
  • January 31 for Q4 (Oct-Dec)
• Quarterly Wage Reporting: Employers must submit wage reports to the Indiana Department of Workforce Development quarterly, coinciding with UI contribution deadlines.

Operational Tips for Managing Payroll Deadlines

• Automate Payroll Tax Deposits: Use payroll software or services that automatically calculate and schedule federal and state tax deposits based on your deposit schedule.
• Maintain Accurate Records: Keep detailed payroll and tax records to facilitate timely reporting and payment.
• Monitor State Notifications: Indiana may update deposit schedules or reporting requirements; stay informed through official state channels.
• Coordinate Payroll and Accounting: Ensure payroll processing aligns with bookkeeping and cash flow management to meet deadlines without delays.

As of 2026, staying current with both federal and Indiana-specific payroll tax deadlines is essential for smooth business operations and compliance.