Keeping track of payroll tax deadlines can be challenging for any employer. Miss a deadline and you could face penalties and interest charges. This guide covers all the important federal tax deadlines for 2025 to help you stay compliant.
Quarterly Federal Tax Deposits
Employers must deposit federal income tax, Social Security, and Medicare taxes on a monthly or semi-weekly schedule:
- Q1 Deadline: April 15, 2025
- Q2 Deadline: July 15, 2025
- Q3 Deadline: October 15, 2025
- Q4 Deadline: January 15, 2026
Annual Filing Deadlines
- Form 941 (Quarterly Federal Tax Return): Due by the last day of the month following the end of each quarter
- Form W-2 (Wage and Tax Statement): January 31, 2026 (for 2025 wages)
- Form 940 (Annual Federal Unemployment Tax Return): January 31, 2026
- Schedule B (Interest and Dividends): February 2, 2026 (if filing 250+ forms)
State-Specific Deadlines
State tax deadlines vary by location. Common deadlines include:
- California: Quarterly payments due April 30, July 31, October 31, January 31
- New York: Quarterly payments due April 25, July 25, October 25, January 25
- Texas: Quarterly unemployment tax due January 31, April 30, July 31, October 31
- Illinois: Quarterly payments due April 30, July 31, October 31, January 31
Tips for Meeting Tax Deadlines
- Set up automated deposits through Paychex Flex
- Use calendar reminders for all deadlines
- File early when possible
- Keep records organized
- Review your payroll settings regularly
Penalties for Late Filing
Missing a tax deadline can result in:
- Late filing penalty: 5% per month (up to 25%)
- Late payment penalty: 0.5% per month (up to 25%)
- Interest charges: Based on the federal short-term rate plus 3%
Using Paychex Flex automates most tax deposits and filings, helping you avoid late penalties automatically.
