2024 Calendar of Important Dates

As we head into the new year, ATLAS offers this annual, friendly reminder of important dates.  We encourage clients to take note of these various due dates, to ensure timely filing and payments throughout 2024.  If you have any questions, please do not hesitate to reach out to your ATLAS or CMMS office directly; or to contact us through our website, here.

January 1, 2024
— New Year’s Day — ATLAS offices closed in observance.

January 2, 2024
— New Year’s holiday continued — ATLAS offices closed in observance.

January 16, 2024
— 2023 4th Quarter Estimated Tax Payments due.
— IRS will begin accepting BUSINESS tax returns via e-filing.

January 29, 2024
— IRS marks this date as the “official” start of tax season, and will begin accepting INDIVIDUAL tax returns via e-filing.

January 31, 2024
— 2023 1099s Filing due date, and forms due to recipients.
— 2023 W-3/W-2s Filing due date, and forms due to recipients.
— 2023 4th Quarter 941 and 2023 940 Filing due date.

March 1, 2024
— 2023 Payment due date for Qualified Farmer returns, and Qualified Fishers returns.

March 15, 2024
— 2023 1065 (Partnership) Tax returns due; or extension filing due if needed.
— 2023 1120-S (S-Corporation) Tax returns due; or extension filing due if needed.
— 2023 1065 and 1120-S tax payment due date, if business entity has filed for PTET.
** An extension of time to file your tax returns, does not provide you with an extension of time to pay your tax balance due.

April 15, 2024
— 2023 1120 (Corporation) Tax returns due; or extension filing due if needed.
— 2023 1040 (Individual/Personal) Tax returns due; or extension filing due if needed.
— 2023 1041 (Fiduciary/Estate/Trust) Tax returns due; or extension filing due if needed (this is based on an estate or trust with a calendar year end – fiscal year end estates and trusts are due by the 15th day of the 4th month following the close of the entity’s tax year.)
— 2023 709 (Gift) Tax returns due; or extension filing due if needed.
— 2023 FBAR (Foreign Bank and Financial Accounts) Report due with your individual returns; or if an extension is needed, your FBAR must be extended with your 1040 returns – failure to file timely penalties are substantial.
— 2023 tax payment due date for 1120, 1040, and 1041.
** An extension of time to file your tax returns, does not provide you with an extension of time to pay your tax balance due.
— 2024 1st Quarter Estimated Tax Payments due.

April 30, 2024
— 2024 1st Quarter 941 Payroll Tax Reports filing due date.

May 15, 2024
— 2023 990 (Non-profit/Exempt Organizations) Tax returns due; or extension filing due if needed.  This is based on a calendar year end – fiscal year end organizations are due by the 15th day of the 5th month following the close of the organization’s accounting period.

May 27, 2024
— Memorial Day — ATLAS offices closed in observance.

June 15, 2024
— 2024 2nd Quarter Estimated Tax Payments due.

July 4 and 5, 2024
— Independence Day Holiday — ATLAS offices closed in observance.

July 31, 2024
— 2024 2nd Quarter 941 Payroll Tax Reports filing due date.

September 2, 2024
— Labor Day — ATLAS office closed in observance.

September 16, 2024
— Extended due date for 2023 1065 (Partnership) Tax returns.
— Extended due date for 2023 1120-S (S-Corporation) Tax returns.
— 2024 3rd Quarter Estimated Tax Payments due.

October 15, 2024
— Extended due date for 2023 1120 (Corporation) Tax returns.
— Extended due date for 2023 1040 (Individual) Tax returns.
— Extended due date for 2023 1041 (Fiduciary/Estate/Trust) Tax returns (if calendar year.)
— Extended due date for 2023 709 (Gift) Tax returns.
— Extended due date for 2023 FBAR – must be filed with 1040, if required.

October 31, 2024
— 2024 3rd Quarter 941 Payroll Tax Report filing due date.

November 15, 2024
— Extended due date for 2023 990 (Non-profit/Exempt Organizations) Tax returns (if calendar year.)

November 28 and 29, 2024
— Thanksgiving Holiday — ATLAS offices closed in observance.

December 24 and 25, 2024
— ATLAS offices closed in observance of the holidays.

December 31, 2024 and January 1, 2025
— ATLAS offices closed in observance of the New Year holiday.

*** SALES TAX Filing due dates are subject to the jurisdiction in which filing is required.  If monthly, sales tax is due by the 20th day of the month following the sales tax period;  otherwise, if quarterly, by the 20th day of the month following the close of the quarter;  or, if annually, by the 20th day of January for the complete prior year.