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Botwinick & Company LLC

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

Ken Botwinick, CPA | 09/25/2023

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.

Monday, October 2

  • The last day you can initially set up a SIMPLE IRA plan, provided you (or any predecessor employer) didn’t previously maintain a SIMPLE IRA plan. If you’re a new employer that comes into existence after October 1 of the year, you can establish a SIMPLE IRA plan as soon as administratively feasible after your business comes into existence.

Monday, October 16

  • If a calendar-year C corporation that filed an automatic six-month extension:
    • File a 2022 income tax return (Form 1120) and pay any tax, interest and penalties due.
    • Make contributions for 2022 to certain employer-sponsored retirement plans.
    • Establish and contribute to a SEP for 2022, if an automatic six-month extension was filed.

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 13.”)

Monday, November 13

  • 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.

Friday, 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.

© 2023

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Ken Botwinick, CPA Partner, CPA
Ken Botwinick, CPA is a Partner with Botwinick & Company, LLC and has been with the firm for more than 25 years. Ken specializes in providing accounting, tax, and business consulting services to dental and medical practices. He established the firm’s dental practice and is a sought-after lecturer at dental continuing education programs. Ken has his “finger on the pulse of the dental industry,” and with comprehensive experience in ownership transitions, he assists clients in the healthcare industry to reach their professional and financial aspirations and goals.
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About Ken Botwinick, CPA

Ken Botwinick, CPA is a Partner with Botwinick & Company, LLC and has been with the firm for more than 25 years. Ken specializes in providing accounting, tax, and business consulting services to dental and medical practices. He established the firm’s dental practice and is a sought-after lecturer at dental continuing education programs. Ken has his “finger on the pulse of the dental industry,” and with comprehensive experience in ownership transitions, he assists clients in the healthcare industry to reach their professional and financial aspirations and goals.

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