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Essential November 2025 Tax Deadlines for Businesses

As November approaches, businesses face a bustling schedule of year-end projects and holiday preparations. It’s crucial for business owners to remain vigilant about key tax deadlines to maintain compliance and avoid penalties. Notably, Form 941 and necessary deposits are due this month.

November 10 - File Form 941 for Q3

If you've deposited the tax in full and on time for the third quarter of 2025, Form 941 is due by this date. Ensure your Social Security, Medicare, and Withheld Income Tax are accurately reported.Image 3

November 17 - Monthly Deposit Due

Attention employers: If monthly deposit rules apply to you, remember November 17 is the deadline for your October 2025 Social Security, Medicare, and withheld income tax deposit. Additionally, nonpayroll withholding deposits are also due by this date if the monthly rule is applicable. Image 1

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Adjustments for Weekends & Holidays:

If any deadline lands on a weekend or federal holiday, the deadline extends to the next business day. This adjustment helps ease the burden of coinciding with holiday schedules.

Filing Extensions in Disaster Areas:

For areas declared as disaster zones, filing deadlines may be extended. Consult FEMA’s disaster declarations or the IRS’s tax relief updates for specific extension details.Image 2

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