Date

Deadline for

January 31

Businesses: Providing Form 1098, Form 1099-MISC (except for those that have a February 15 deadline), Form 1099-NEC and Form W-2G to recipients.

Employers: Providing 2023 Form W-2 to employees.

Employers: Reporting Social Security and Medicare taxes and income tax withholding for fourth quarter 2023 (Form 941) if all associated taxes due were not deposited on time and in full. (If all taxes were deposited on time, filing may be deferred to February 12.)

Employers: Filing a 2023 return for federal unemployment taxes (Form 940) and paying any tax due if all associated taxes due were not deposited on time and in full. (If all taxes were deposited on time, filing may be deferred to February 12.)

Employers: Filing 2023 Form W-2 (Copy A) and transmittal Form W-3 with the Social Security Administration.

February 15

Businesses: Providing Form 1099-B, 1099-S and certain Forms 1099-MISC (those in which payments in Box 8 or Box 10 are being reported) to recipients.

February 28

Businesses: Filing Form 1098, Form 1099 (other than those with a January 31 deadline), Form W-2G and transmittal Form 1096 for interest, dividends and miscellaneous payments made during 2023. (Electronic filers can defer filing to March 31.)

March 15

Calendar-year S corporations: Filing a 2023 income tax return (Form 1120-S) or filing for an automatic six-month extension (Form 7004) and paying any tax due.

Calendar-year partnerships: Filing a 2023 income tax return (Form 1065 or Form 1065-B) or requesting an automatic six-month extension (Form 7004).

Employers: Depositing Social Security, Medicare and withheld income taxes for February if the monthly deposit rule applies.

Employers: Depositing nonpayroll withheld income tax for February if the monthly deposit rule applies.

April 15

Individuals: Filing a 2023 income tax return (Form 1040 or Form 1040-SR) or filing for an automatic six-month extension (Form 4868) and paying any tax due.

Individuals: Paying the first installment of 2024 estimated taxes (Form 1040-ES) if not paying income tax through withholding or not paying sufficient income tax through withholding.

Individuals: Making 2023 contributions to a traditional IRA or Roth IRA (even if a 2023 income tax return extension is filed).

Individuals: Making 2023 contributions to a SEP or certain other retirement plans (unless a 2023 income tax return extension is filed).

Individuals: Filing a 2023 gift tax return (Form 709) or filing for an automatic six-month extension (Form 8892) and paying any gift tax due. Filing for an automatic six-month extension (Form 4868) to extend both Form 1040 and Form 709 if no gift tax is due.

Calendar-year trusts and estates: Filing a 2023 income tax return (Form 1041) or filing for an automatic five-and-a-half-month extension (Form 7004) (six-month extension for bankruptcy estates) and paying any income tax due.

Calendar-year C corporations: Filing a 2023 income tax return (Form 1120) or filing for an automatic six-month extension (Form 7004) and paying any tax due.

Calendar-year corporations: Paying the first installment of 2024 estimated income taxes, completing Form 1120-W for the corporation’s records.

April 30

Employers: Reporting Social Security and Medicare taxes and income tax withholding for first quarter 2024 (Form 941) and paying any tax due if all associated taxes due were not deposited on time and in full.  (If all taxes were deposited on time, filing can be deferred to May 10.)

May 15

Calendar-year exempt organizations: Filing a 2023 information return (Form 990, Form 990-EZ or Form 990-PF) or filing for an automatic six-month extension (Form 8868) and paying any tax due.

Calendar-year small exempt organizations (with gross receipts normally of $50,000 or less): Filing a 2023 e-Postcard (Form 990-N) if not filing Form 990 or Form 990-EZ.

June 17

Individuals: Filing a 2023 individual income tax return (Form 1040 or Form 1040-SR) or filing for a four-month extension (Form 4868), and paying any tax, interest and penalties due, if you live outside the United States or you serve in the military outside the United States and Puerto Rico.

Individuals: Paying the second installment of 2024 estimated taxes (Form 1040-ES) if not paying income tax through withholding or not paying sufficient income tax through withholding.

Calendar-year corporations: Paying the second installment of 2024 estimated income taxes, completing Form 1120-W for the corporation’s records.

July 31

Employers: Reporting Social Security and Medicare taxes and income tax withholding for first quarter 2024 (Form 941) and paying any tax due if all associated taxes due were not deposited on time and in full. (If all taxes were deposited on time, filing can be deferred to August 12.)

Employers: Filing a 2023 calendar-year retirement plan report (Form 5500 or Form 5500-EZ) or requesting an extension.

September 16

Individuals: Paying the third installment of 2024 estimated taxes (Form 1040-ES), if not paying income tax through withholding or not paying sufficient income tax through withholding.

Calendar-year corporations: Paying the third installment of 2024 estimated income taxes, completing Form 1120-W for the corporation’s records.

Calendar-year S corporations: Filing a 2023 income tax return (Form 1120-S) and paying any tax, interest and penalties due, if an automatic six-month extension was filed.

Calendar-year S corporations: Making contributions for 2023 to certain employer-sponsored retirement plans if an automatic six-month extension was filed.

Calendar-year partnerships: Filing a 2023 income tax return (Form 1065 or Form 1065-B) if an automatic six-month extension was filed.

September 30

Calendar-year trusts and estates: Filing a 2023 income tax return (Form 1041) if an automatic five-and-a-half-month extension was filed and paying any tax, interest and penalties due.

October 15

Individuals: Filing a 2023 income tax return (Form 1040 or Form 1040-SR) if an automatic six-month extension was filed (or if an automatic four-month extension was filed by a taxpayer living outside the United States and Puerto Rico) and paying any tax, interest and penalties due.

Individuals: Making contributions for 2023 to certain existing retirement plans or establishing and contributing to a SEP for 2023 if an automatic six-month extension was filed.

Individuals: Filing a 2023 gift tax return (Form 709) and paying any tax, interest and penalties due if an automatic six-month extension was filed.

Calendar-year C corporations: Filing a 2023 income tax return (Form 1120) if an automatic six-month extension was filed and paying any tax, interest and penalties due.

Calendar-year C corporations: Making contributions for 2023 to certain employer-sponsored retirement plans if an automatic six-month extension was filed.

October 31

Employers: Reporting Social Security and Medicare taxes and income tax withholding for third quarter 2024 (Form 941) and paying any tax due if all associated taxes due were not deposited on time and in full. (If all taxes were deposited on time, filing can be deferred to November 12.)

November 15

Exempt organizations: Filing a 2023 information return (Form 990, Form 990-EZ or Form 990-PF) if a six-month extension was filed and paying any tax, interest and penalties due.

December 16

Calendar-year corporations: Paying the fourth installment of 2024 estimated income taxes, completing Form 1120-W for the corporation’s records.