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When Can I Start Filing My Taxes?

2026 Tax Deadlines for Tax Year 2025 and Tax Extension Deadlines

Flip open your old-school desk planner (hey, we love them too) or ask your smartphone to note these tax year 2025 deadlines. 

This important tax information is brought to you by your friendly Blue Fox tax team (actual humans, not computers).

We serve individuals, business owners, nonprofits, and social enterprises with tax planning, tax strategy, and of course, tax preparation. 

We have answers to all your burning tax questions, and it's our #1 goal to help you keep as much of your hard-earned cash as possible at tax time.

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Individuals and Families

2026 Tax Deadlines for Tax Year 2025

Individuals & Self-Employed Folx

Nonprofits (990)

  • Overachievers rejoice! The IRS will begin accepting e-filed income tax returns on January 26th. 

  • Drum roll, please. Individual tax returns are due this year on April 15th. Extensions must also be filed by this date.

    The IRS does offer some tax relief for those in disaster situations. You can access all those details directly from the IRS website. 

    April 15th is also the last day to make any retirement account contributions to traditional IRA, Roth IRA, and HSA accounts. 

  • Anyone self-employed or with income that requires quarterly estimated taxes, make sure you submit your estimated tax payments by these dates: 

    January 15th - 4th Quarter 2025 Payment Due
    April 15th - 1st Quarter Payment Due
    June 15th - 2nd Quarter Payment Due
    September 15th - 3rd Quarter Payment Due
    January 17​ - 4th Quarter 2025 Payment Due

    Resource: Login to your IRS.gov account or use the free IRS Direct Pay for Estimated Tax Payments

  • You may file for an extension up through tax day, April 15th. If you file an extension, you will have until October 15th, to submit your tax return.

    NOTE: This is just an extension of TIME to file the return, not an extension to PAY. If you owe tax and file an extension without paying the tax due, penalties and interest may be applied.

    Resource: Form 4868, Application for Automatic Extension of Time to File U.S. Individual Income Tax Return

  • Blue Fox tax clients get 1 FREE hour of tax planning every year! 

    September and October are the best the time of year to chat so we can help optimize your tax situation and reduce your tax burden. Let's Book It!

  • If you filed an extension, make sure to file your taxes by October 15th.

For Profit (1065, 1120, 1120S)

Nonprofits, Social Enterprises, Businesses

  • ​If you have employees, make sure you give them copies (or notify them if they agreed to receive electronic copies) of their Forms W-2 and file the Form W-3 with the IRS by February 2nd.

    Form W-2, Wage and Tax Statement

  • It’s a gig economy out there! If you worked with independent contractors (non-employees) and paid them $600 or more in a year, you may need to file the 1099-NEC with the contractors by February 2nd.

    Form 1099-NEC, Nonemployee Compensation

  • Businesses may be required to file 1099-MISC forms for certain types of other payments, including rent, royalties, and interest, to name a few. These forms are due to the payee by February 2nd.

    1099 MISC Form

  • C corporations or other entities taxed as C corporations must file their Form 1120 by 15th day of the 4th month following the end of its tax year (or the immediately following business day). For calendar year businesses, this is April 15th.

    ​​NOTE:     If a 6-month extension is requested, the extension must be filed by the initial due date of the return.

    Form 1120, U.S. Corporation Income Tax Return

  • Both partnerships and S corporations must file their tax returns by 15th day of the 3rd month following the end of its tax year (or the immediately following business day). For calendar year businesses, this is March 16th.

    ​NOTE:     If a 6-month extension is requested, the extension must be filed by the initial due date of the return.

    Form 1065, U.S. Return of Partnership Income
    Form 1120-S, U.S. Income Tax Return for an S Corporation

  • Nonprofit organizations can file Form 990 on the 15th day of 5th month following the end of its tax year.

    For example: 

    • If the organization operates on a calendar year (Jan-Dec), the initial due date of the 990 is May 15th (or the immediately following business day).

    • If the organization operates on a different fiscal year (Jul-Jun) as its tax year, the return would be due on November 15th (or immediately following business day). 


    ​NOTE: If a 6-month extension is requested, the extension must be filed by the initial due date of the return.

    Form 990, Return of Organization Exempt from Income Tax

Blue Fox Tax Services

What it Costs

Individual 1040 Returns

Starting at $795 - pricing based on complexity

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Business and Nonprofit Tax Returns (1120, 1120S, 990)

Starting at $1,750 - pricing based on complexity and the state of your books!

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The Blue Fox Difference

One word: Proactive

Blue Fox tax clients receive not only the highest quality tax preparation possible, but they also know that when it comes to taxes, we are some of the most proactive preparers in the country.

We offer year-round tax planning and tax-avoidance strategies. If we're also on deck as a client's accounting team, we integrate the latest financial data with our tax planning on a rolling basis. Why? To avoid any unhappy surprises on tax day! Nobody likes that kind of surprise. (Us included!)

If you want a tax preparation team that treats you like family, and treats your tax bill like it was our own grandma's, we're the team for you.