Image
Image

2026 Tax Dates

Tax season can feel overwhelming, but staying ahead of key deadlines can make the process much smoother. As we begin this year, it’s essential to keep track of important tax filing dates and available extensions.

We’ve put together a list of key tax deadlines for 2026 (tax year 2025) to help you stay prepared and avoid last-minute stress.

Form W-2 (Wage and Tax Statement) Due Date Monday February 2, 2026 No Automatic Extension, please find the note “a” below for more details of extension. Certain 1099 Forms (1099-NEC, 1099-MISC, etc.) Due Date Monday February 2, 2026 No Automatic Extension, please find the note “a” below for more details of extension. 2025 Q4 941/2025 940 Forms Due Date Monday February 2, 2026 If taxes are deposited in full and on time, it can be extended to 2/10/2026. DE Franchise Tax (DE Domestic Corporation) Due Date Sunday March 1, 2026 No Extension Form 1065 (Partnership Return) Due Date Monday March 16, 2026 Must file return on the 15th day of the 3rd month for Fiscal year. An automatic 6-month extension if file a request form (Form 7004) before 3/16/2026. Form 1120S (S-Corporation Return) Due Date Monday March 16, 2026 Must file return on the 15th day of the 3rd month for Fiscal year. An automatic 6-month extension if file a request form (Form 7004) before 3/16/2026. Form 1040 (Individual Return) Due Date Wednesday April 15, 2026 An automatic 6-month extension if file a request form (Form 4868) and pay estimate tax liability before 4/15/2026. FinCEN 114 - (Foreign Bank Acct. Reporting) Due Date Wednesday April 15, 2026 An automatic 6-month extension without a request. Form 1120 (C-Corporation Return) Due Date Wednesday April 15, 2026 Must file return on the 15th day of the 4th month for Fiscal year, please find the note “b” below for more details if a fiscal tax year ending June 30. An automatic 6-month extension if file a request form (Form 7004) before 4/15/2026. Q1 941 Form Due Date Thursday April 30, 2026 If taxes deposited in full and on time, it can be extended to 5/11/2026. Form 990 Series – 990, 990EZ, 990PF (Exempt Organization Return) Due Date Friday May 15, 2026 An automatic 6-month extension if file a request form (Form 8868) before 5/15/2026. Q2 941 Form Due Date Friday July 31, 2026 If taxes deposited in full and on time, it can be extended to 8/10/2026. Form 5500 Series – 5500, 5500SF, 5500EZ (Employee Benefit Plan) Due Date Friday July 31, 2026 Need to file a request form (Form 5558) for extension before 7/31/2026. Forms 1065, 1120S (Extended Return) Due Date Tuesday September 15, 2026 None. Forms 1040, 1120 (Extended Return) Due Date Thursday October 15, 2026 None. Q3 941 Form Due Date Monday November 2, 2026 If taxes deposited in full and on time, it can be extended to 11/10/2026. Forms 990 Series (Extended Return) Due Date Monday November 16, 2026 None. Q4 941 Form Due Date Monday February 1, 2027 If taxes deposited in full and on time, it can be extended to 2/11/2027.

NOTE:

a. For Forms W-2 or 1099-NEC, only one 30-day extension of time is available. You can file Form 8809 to request the one extension for Forms W-2 or Certain 1099s or the additional extension for the other forms if you meet and select one of the criteria listed.

  1. The filer suffered a catastrophic event in a federally declared disaster area that made the filer unable to resume operations or made necessary records unavailable.
  2. Fire, casualty, or natural disaster affected the operation of the filer .
  3. Death, serious illness, or unavoidable absence of the individual responsible for filing the information returns affected the operation of the filer.
  4. The filer was in the first year of establishment.
  5. The filer did not receive data on a payee statement such as Schedule K-1, Form 1042-S, or the statement of sick pay required under section 31.6051-3(a)(1) in time to prepare an accurate information return.

b. A corporation with a fiscal tax year ending June 30 must file by the 15th date of the 3rd month after the end of its tax year.

 

Feeling overwhelmed? With Finvisor’s Core Compliance service, we take care of 95% of the heavy lifting so you don’t have to. Click here to learn more and get the support you need for your year-end taxes!

Let's chat

Get on our calendar for a free introductory call.
Find out what it's like to work with Finvisor and how we can help you reach your business goals. Our financial advisors work hard for your business across our full suite of accounting and reporting services.

Request a Quote

We'll get back to you within a business day, usually sooner. Or you can schedule an introductory call and get on our calendar.

"*" indicates required fields

This field is for validation purposes and should be left unchanged.
Details