2024 Q3 Tax Calendar: Key Deadlines for Businesses and Other Employers

July 15

  • Employers should deposit Social Security, Medicare and withheld income taxes for June if the monthly deposit rule applies. They should also deposit non-payroll withheld income tax for June if the monthly deposit rule applies.

July 31

  • Report income tax withholding and FICA taxes for second quarter 2024 (Form 941) and pay any tax due. (See the exception below, under “August 12.”)
  • File a 2023 calendar-year retirement plan report (Form 5500 or Form 5500-EZ) or request an extension.

August 12

  • Report income tax withholding and FICA taxes for second quarter 2024 (Form 941), if you deposited on time and in full all the associated taxes due.

September 16

  • If a calendar-year C corporation, pay the third installment of 2024 estimated income taxes.
  • If a calendar-year S corporation or partnership that filed an automatic six-month extension:
    • File a 2023 income tax return (Form 1120-S, Form 1065 or Form 1065-B) and pay any tax, interest and penalties due.
    • Make contributions for 2023 to certain employer-sponsored retirement plans.
  • Employers should deposit Social Security, Medicare and withheld income taxes for August if the monthly deposit rule applies. They should also deposit non-payroll withheld income tax for August if the monthly deposit rule applies.

(This is Blog Post #1599)

About the Author: Roger Rossmeisl, CPA

Roger Rossmeisl, CPA, brings over 40 years of experience helping small business owners who have outgrown their current CPA firm and larger companies seeking responsive, cost-effective solutions they’re not receiving from their current CPA Firm. He goes beyond tax compliance, explaining the “why” behind the numbers and their impact on cash flow and other decision making. An avid follower of federal monetary policy, Roger adds insight into how government actions affect business and wealth. With a niche in franchised new vehicle dealerships, he has served over 100 franchise stores and groups through decades of evolving IRS rules and legislation.