2026 Tax Deadlines for Filing and Paying Taxes in the United States for Companies and Individuals
Updated November 18, 2025
The deadline for filing individual income tax returns in America is April 15, 2026;
The deadline for filing income tax returns in America for LLCs and S-Corporations is March 16, 2026;
The deadline for filing income tax returns in America for companies like C-corporations is April 15, 2026;
Below are all the main federal tax deadlines for the year 2026 [and therefore related to the 2025 tax period]
State Tax Deadlines in America
Remember that in addition to federal deadlines, it's important to pay attention to state tax deadlines, especially regarding the declaration of sales tax and administrative filings for companies and LLCs [these are administrative filings that don't create a tax obligation but still need to be complied with]
Each state has its own state tax deadlines calendar, so we recommend requesting information state by state.
IMPORTANT: THE TAX CALENDAR FOR AMERICA BELOW IS PURELY INDICATIVE AND MAY CHANGE WITHOUT NOTICE OR BE INCOMPLETE. WE ADVISE CONTACTING EXPORTUSA TO CONFIRM 2026 U.S. TAX DATES AND DEADLINES
U.S. Tax Deadlines for the Month of January 2026
January 15
- Deadline for paying the estimated tax for the fourth quarter income taxes for 2025 for companies, LLCs, corporations, and self-employed individuals
January 1 (Saturday => Deadline Monday, February 2, 2026)
- Deadline for distributing W-2 forms to employees
- Deadline for distributing 1099 forms to independent contractors
- Deadline for distributing Copy B of Form 3921 to employees (for exercising ISOs - Incentive Stock Options)
- Deadline for Form 940 (Federal Unemployment Tax Return)
U.S. Tax Deadlines for the Month of February 2026
February 2
- Deadline for sending W-2 and 1099 forms to the Social Security Administration
- Distribution of ACA (Affordable Care Act) forms to employees
February 13
- Deadline to request exemption from withholding
February 28 (Saturday => Deadline Monday, March 2, 2026)
- Deadline for paper (non-electronic) filing of Forms 1099-MISC, 1099-NEC, and W-2
- Deadline for paper filing of Form 3921 for exercising incentive stock options
U.S. Tax Deadlines for the Month of March 2026
March 16 (March 15 is a Sunday)
- Deadline for filing income tax returns for S corporations and LLC partnerships
- Sending Schedule K-1 to LLC partners
- Deadline to elect S corporation status for 2026
March 31
- Deadline for electronic filing of Form 3921 for exercising incentive stock options
U.S. Tax Deadlines for the Month of April 2026
April 1
- Mandatory minimum distributions for taxpayers who turned 73 in 2025
April 15
- Deadline for filing income tax returns for C corporation (Form 1120)
- Deadline for filing individual income tax returns (Form 1040)
- Deadline for paying estimated tax for the first quarter income taxes for 2026 for companies, LLCs, corporations, and self-employed individuals
- Deadline to request an extension to October 15 for filing income tax returns for companies and individuals [along with the extension request, taxes for the fiscal year must be paid]
- April 15, 2025: Deadline for IRA and HSA contributions for the 2024 fiscal year
U.S. Tax Deadlines for the Month of June 2026
June 15
- Deadline for paying estimated tax for the second quarter income taxes for 2026 for companies, LLCs, and corporations
U.S. Tax Deadlines for the Month of September 2026
September 15
- Deadline for paying estimated tax for the third quarter income taxes for 2026 for companies, LLCs, and corporations
- Final deadline for filing income tax returns for S corporations and LLCs
U.S. Tax Deadlines for the Month of October 2026
October 15
- Final deadline for filing income tax returns for C corporations
- Final deadline for filing individual income tax returns
U.S. Tax Deadlines for the Month of December 2026
December 15
- Deadline for paying estimated tax for the fourth quarter income taxes for 2026 for companies, LLCs, corporations (fiscal year ending December 31), and self-employed individuals
December 31
- Mandatory minimum distributions for taxpayers aged 73 or older
U.S. Tax Deadlines for the Month of January 2027
January 15
- Deadline for final estimated tax payments for the fourth quarter of 2026 for companies, LLCs, corporations, and self-employed individuals
Updated October 24, 2024
All updated tax obligations for 2025 for those who must pay taxes in America
United States Tax Deadlines for Individual Taxpayers
- January 16, 2025: Payment of the final estimated tax installment for the 2023 tax year
- January 23, 2025: Start of the 2025 fiscal year
- January 31, 2025: Deadline for employers to send W-2 forms
- January 31, 2025: Deadline for sending 1099 forms for distributions and payments made in 2024
- February 15, 2025: Deadline to request exemption from withholding.
- April 1, 2025: Required minimum distribution for those who turned 73 in 2024
- April 15, 2025: Final deadline for filing income tax returns in America.
- April 15, 2025: Deadline for requesting an extension for filing the 2024 income tax return
- April 15, 2025: Deadline for IRA and HSA contributions for the 2024 fiscal year
- April 15, 2025: Payment of first estimated tax installment for the first quarter of 2025
- June 17, 2025: Payment of estimated tax installment for the second quarter of 2025
- September 16, 2025: Payment of third estimated tax installment for the third quarter of 2025
- October 15, 2025: Deadline for filing the 2024 income tax return if an extension was requested.
- December 31, 2025: Required minimum distributions for individuals aged 73 or older.
- January 15, 2025: Payment of final estimated tax installment for the fourth quarter of 2025
United States Tax Deadlines for Companies
- January 15, 2025: Payment of final estimated tax installment for the fourth quarter of 2024
- January 23, 2025: Start of the 2024 fiscal year
- January 31, 2025: Deadline for sending W-2 forms to employees.
- January 31, 2025: Deadline for sending 1099 forms for distributions and payments made in 2024
- March 15, 2025: Final deadline for filing income tax returns for partnerships, multi-member LLCs, and S-Corporations)
- April 15, 2025: Final deadline for filing income tax returns earned in America for C-Corporations.
- April 15, 2025: Final deadline to request an extension of the filing deadline for income tax returns earned in America for C-Corporations.
- September 16, 2025: Deadline for filing the 2024 income tax return if an extension was requested for multi-member LLCs, partnerships, and S-corporations.
- October 15, 2025: Deadline for filing the 2024 income tax return for C-Corporations if an extension was requested.
- January 15, 2025: Payment of final estimated tax installment for the fourth quarter of 2025
DISCLAIMER
The information contained in this article does not constitute legal advice or professional consultancy of any kind; it is provided solely as general, explanatory information. Please also note that ExportUSA is neither a law firm nor an accounting firm. We strongly advise against making decisions based solely on the content of this page, as the information provided may be outdated or contain inaccuracies. Readers should always seek guidance from qualified professionals before acting on any information presented here.
DISCLAIMER
The information contained in this article does not constitute legal advice or professional consultancy of any kind; it is provided solely as general, explanatory information. Please also note that ExportUSA is neither a law firm nor an accounting firm. We strongly advise against making decisions based solely on the content of this page, as the information provided may be outdated or contain inaccuracies. Readers should always seek guidance from qualified professionals before acting on any information presented here.
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