2023 Q4 Tax Calendar: Key Deadlines For Businesses and Other Employers

Here are some of the key tax-related deadlines affecting businesses and other employers during the fourth quarter of 2023. Keep in mind that this list isn’t all-inclusive, so there may be additional deadlines that apply to you. Contact us to ensure you’re meeting all applicable deadlines and to learn more about the filing requirements.

Note: Certain tax-filing and tax-payment deadlines may be postponed for taxpayers who reside in or have businesses in federally declared disaster areas.

Tuesday, October 31

Report income tax withholding and FICA taxes for third quarter 2023 (Form 941) and pay any tax due. (See exception below under “November 10.”)

Friday, November 10

Report income tax withholding and FICA taxes for third quarter 2023 (Form 941), if you deposited on time (and in full) all of the associated taxes due.

Wednesday, December 15

If a calendar-year C corporation, pay the fourth installment of 2023 estimated income taxes.

Contact us if you’d like more information about the filing requirements and to ensure you’re meeting all applicable deadlines.

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