Recommended by IRS

About Form 1120-S, U.S. Income Tax Return for an S Corporation

Information about Form 1120-S, U.S. Income Tax Return for an S Corporation, including recent updates, related forms, and instructions on how to file.

Form 1120-S PDF
PDF version of Form 1120-S.
Instructions for Form 1120-S PDF
Instructions explaining how to file Form 1120-S.

Understanding Your CP265 Notice

CP265 notice alerts you when we terminate a Subchapter S election.
General Information
Individuals

Failure to file penalty

Calculate, pay or remove the Failure to File Penalty when you don’t file your tax return by the due date.
General Information
Individuals, Businesses, Tax Professionals

Understanding Your CP279A Notice

CP279A is the notice of acceptance for a Qualified Subchapter S Subsidiary.
General Information
Individuals

Report digital asset income, including cryptocurrency, on your tax return

April 4, 2024 — Any income earned from digital asset transactions must be reported on your federal tax return.
General Information
Individuals

Understanding Your CP281 Notice

CP281 generates when we revoke a Qualified Subchapter S Subsidiary Election.
General Information
Individuals

Understanding Your CP262 Notice

CP 262 generates when IRS revokes a Subchapter S election.
General Information
Individuals

Taxpayers need to report crypto, other digital asset transactions on their tax return

FS-2024-12, April 2024 — The Internal Revenue Service reminds taxpayers they must answer the digital asset question and report all digital asset related income when they file their 2023 federal income tax return. Taxpayers should also keep these reporting guidelines in mind for 2024.
General Information
Individuals

Understanding Your CP290 Notice

CP290 tells you we approved your Electing Small Business Trust (ESBT) election.
General Information
Individuals

Understanding your CP153 notice

We can't provide you with your refund through a direct deposit, so we're sending you a refund check/credit payment by mail.
General Information
Individuals

Understanding Your CP268 Notice

CP268 tells you we made changes to your return because we believe there is a miscalculation on your return. You have a potential overpayment credit because of this miscalculation.
General Information
Individuals