A calendar marked with important tax filing dates for 2024, surrounded by financial documents and a calculator.

Tax Filing Deadline: Key Dates and Information for 2024

3 min read
financebusinesslaw and legal issuesaccountinggovernmenteconomy

Summary

Key 2024 tax dates: Jan 15 (Q4 estimated tax), Jan 29 (IRS starts processing returns), Jan 31 (W-2/1099 due), Mar 15 (Forms 1065/1120-S), Apr 15 (1040, 1120, Q1 estimated tax). State exceptions: MA, ME, DC (Apr 17). Tax brackets adjusted; standard deductions increased. File by Apr 15 to avoid penalties.

Primary Filing Deadlines and Key Dates

January 2024

  • January 15: Fourth Quarter Estimated Tax Payment Due for 2023
  • January 29: IRS begins accepting and processing 2023 tax returns
  • January 31: W-2 and 1099 Forms Due to employees and contractors

March 2024

  • Form 1065 (Partnerships): March 15, 2024
  • Form 1120-S (S-Corps): March 15, 2024

April 2024

  • April 15: Individual Tax Returns Due (Form 1040)
  • April 15: C-Corporation Returns (Form 1120)
  • April 15: Q1 2024 Estimated Tax Payment Due

State-Specific Exceptions

  • Massachusetts and Maine: Due to Patriots' Day, residents have until April 17, 2024
  • Washington, D.C.: Due to Emancipation Day celebrations, residents have until April 17, 2024

Important Changes for 2024

Tax Bracket Adjustments

Tax RateIncome Range
10%$0 - $11,600
12%$11,601 - $47,150
22%$47,151 - $100,525
24%$100,526 - $191,950
32%$191,951 - $243,725
35%$243,726 - $609,350
37%$609,351 or more

Standard Deduction Increases

  • Single filers: $14,600
  • Married filing jointly: $29,200
  • Head of household: $21,900

Filing Tips and Resources

Document Preparation

Start gathering your necessary documents early, including:

  • W-2s and 1099s
  • Mortgage interest statements
  • Charitable donation receipts
  • Investment income statements

Filing Options

  1. E-filing: Electronic filing through IRS Free File (for eligible taxpayers)
  2. Paper filing: Traditional mail-in method
  3. Tax preparation services: Professional assistance through services like TurboTax or H&R Block

Electronic Filing Benefits

  • Faster processing
  • Quicker refunds
  • Immediate confirmation
  • Reduced error rate
  • Secure transmission

Penalties and Consequences

Important: An extension of time to file is NOT an extension of time to pay. Any taxes owed must still be paid by April 15 to avoid penalties and interest.

Penalty Breakdown

  • Failure-to-file penalty: 5% of unpaid taxes per month
  • Failure-to-pay penalty: 0.5% of unpaid taxes per month
  • Interest: Federal short-term rate plus 3%

Extension Information

If you need additional time, you can file Form 4868 for an automatic six-month extension, which moves your filing deadline to October 15, 2024.


For the most current information and specific guidance regarding your tax situation, visit the IRS website or consult with a qualified tax professional.

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