2018 Tax Due Dates | Check Out Updated Tax Return Deadline

Individual Income Tax Returns

01/23/23: IRS begins processing tax returns, both electronically-filed and paper-filed.
04/18/23: Deadline to file Individual tax returns (Form 1040) OR to request for a 6-month extension (Form 4868).
10/16/23: Final deadline to file Individual tax returns, if an extension was filed (Form 1040).

01/23/23

IRS begins processing tax returns, both electronically-filed and paper-filed.

03/15/23

Deadline to file Partnership and S-Corporation tax returns (Forms 1065, 1120S) OR to request for an 6-month extension (Form 7004).
Deadline to file Trust and Estate tax returns (Form 1041) OR to request for an 5.5-month extension (Form 7004).

04/18/23

Deadline to file C-Corporation tax returns (Form 1120) OR to request for an automatic 6-month extension (Form 7004).

09/15/23

Final deadline to file Partnership and S-Corporation tax returns (Forms 1065, 1120S), if an extension was filed.

10/02/23

Final deadline to file Trust and Estate tax returns (Form 1041), if an extension was filed.

10/16/23

Final deadline to file C-Corporation tax returns (Form 1120), if an extension was filed.

01/31/23

Deadline for employers to mail out Form W-2 to employees and for businesses to furnish Form 1099 statements.
Forms 1099 and 1096 due to the IRS, if filing on paper or electronically (for 1099-NEC).

02/15/23

Deadline for financial institutions must mail out 1099-B, 1099-MISC and 1099-DIV forms by this date.

04/18/23: Last day to make a contribution to traditional IRA, Roth IRA, Health Savings Account, SEP-IRA, or solo 401(k) for the 2023 tax year. You have until October 15 to fund a SEP-IRA or solo 401(k) if you get an extension