Important Tax Filing Deadlines
Standard Filing Deadline
The standard tax filing deadline for most individual taxpayers is Monday, April 15, 2024. This deadline applies to Form 1040 and related schedules for the 2023 tax year.
Key Dates Timeline
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January Dates:
- January 15, 2024: Fourth quarter 2023 estimated tax payment due
- Late January: Employers must send W-2 forms
- January 29, 2024: IRS begins accepting and processing 2023 tax returns
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March Dates:
- March 15, 2024: S-corporation and partnership returns due (Forms 1120-S and 1065)
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Additional Important Deadlines:
- April 15, 2024: Individual tax returns and first quarter estimated tax payment due
- June 17, 2024: Second quarter estimated tax payment due
- September 16, 2024: Third quarter estimated tax payment due
- October 15, 2024: Extended individual tax returns due
Special Circumstances
Maine and Massachusetts Residents
Due to the Patriots' Day holiday, taxpayers in Maine and Massachusetts have until April 17, 2024, to file their federal tax returns.
Natural Disaster Areas
The IRS may announce extended deadlines for taxpayers in federally declared disaster areas. Check the IRS disaster relief page for updates.
Quarterly Estimated Tax Payment Schedule
| Quarter | Due Date |
|---|---|
| Q1 2024 | April 15, 2024 |
| Q2 2024 | June 17, 2024 |
| Q3 2024 | September 16, 2024 |
| Q4 2024 | January 15, 2025 |
Understanding Extensions
Important Note: An extension of time to file is not an extension of time to pay. Any taxes owed must still be paid by April 15, 2024, to avoid penalties and interest.
Taxpayers can request an automatic six-month extension using Form 4868. For businesses, Form 7004 is used to request an automatic extension.
Tips for a Smooth Tax Season
Document Preparation
- Organize all necessary documents, including W-2s, 1099s, and receipts for deductions
- Keep organized records throughout the year
- Consider e-filing for faster processing
- Set calendar reminders for important dates
Best Practices
- Consider E-Filing: The IRS encourages electronic filing through their e-file options
- Use Tax Software or a Professional: For complex tax situations, consider using tax preparation software or hiring a professional
- Stay Informed: Monitor the IRS Newsroom for updates on tax law changes
Common Mistakes to Avoid
- Missing deadlines, resulting in penalties and interest
- Incorrect information on tax returns
- Overlooking eligible deductions and credits
- Failing to pay estimated taxes on time
Penalties for Late Filing
The IRS charges:
- 5% of unpaid taxes per month (up to 25%) for late filing
- 0.5% to 1% of unpaid taxes per month (up to 25%) for late payment
For more detailed information and resources, visit the IRS official website.