Tax Due Dates.

November 2025

November 10 – Individuals: Report October tip income of $20 or more to employers (Form 4070).

November 10 – Employers: Report Q3 2025 taxes (Form 941) if deposits were made on time and in full.

November 17 – Exempt organizations: File 2024 return (Form 990, 990-EZ, or 990-PF) if an extension was filed. Pay any tax due.

November 17 – Employers: Deposit nonpayroll withheld income tax for October if the monthly deposit rule applies.

November 17 – Employers: Deposit Social Security, Medicare, and withheld income taxes for October if the monthly deposit rule applies.

December 2025

December 10 – Individuals: Report November tip income of $20 or more to employers (Form 4070).

December 15 – Employers: Deposit nonpayroll withheld income tax for November if the monthly deposit rule applies.

December 15 – Employers: Deposit Social Security, Medicare, and withheld income taxes for November if the monthly deposit rule applies.

December 15 – Calendar-year corporations: Pay Q4 2025 estimated income taxes (Form 1120-W).