Important IRS Deadlines & Filing Dates You Shouldn’t Miss
Missing an IRS tax deadline can result in penalties, interest, or even loss of tax benefits. Stay ahead by marking these key dates on your calendar.
1. Federal Tax Filing Deadline
📌 April 15, 2025 – Due date to file your 2024 federal tax return or request an extension.
📌 If you owe taxes, payment is due April 15, 2025, even if you file an extension.
🔗 Related: Tax Filing Shortcuts: The Easiest Ways to File
2. Tax Extension Deadline
📌 October 15, 2025 – If you requested an extension (Form 4868), this is your new filing deadline.
📌 Late-filing penalties may apply if you fail to file by this date.
🔗 Related: IRS Tax Filing Deadlines & Extensions
3. Quarterly Estimated Tax Payment Deadlines (2025)
If you’re self-employed, a freelancer, or have investment income, you may need to pay estimated taxes quarterly.
📌 Q1 Payment: April 15, 2025
📌 Q2 Payment: June 16, 2025
📌 Q3 Payment: September 15, 2025
📌 Q4 Payment: January 15, 2026
🔗 Related: How 2025 Contributions to IRA & 401(k) Can Reduce 2024 Taxes
4. IRA & 401(k) Contribution Deadlines for 2024 Tax Savings
📌 April 15, 2025 – Last day to contribute to a Traditional IRA or Roth IRA for the 2024 tax year.
📌 Employer 401(k) contributions must be made by December 31, 2024.
📌 Self-employed SEP IRA and Solo 401(k) contributions can be made up to your tax filing deadline (including extensions).
🔗 Related: Self-Employed Retirement Plans: SEP IRA, Solo 401(k), & More
5. Other Key IRS Deadlines
📌 June 17, 2025 – FBAR Filing Deadline for foreign bank accounts (FinCEN Form 114).
📌 January 31, 2025 – Deadline for employers to send W-2 and 1099 forms.
📌 May 17, 2025 – Deadline for tax-exempt organizations to file Form 990.
🔗 Related: IRS Notices & Letters: What to Do If You Get One
Final Thoughts
Staying aware of important IRS deadlines can help you avoid penalties and maximize your tax benefits. Don’t wait until the last minute—file early and stay compliant.
🚀 Next Steps:
- Mark your calendar for the tax deadlines that apply to you.
- File on time to avoid IRS late fees and penalties.
- Make retirement contributions before the deadline to reduce your tax bill.
🔗 Need more IRS updates? Visit our IRS Tax Updates & Alerts Hub.