Recommended by IRS
About Form 1120-S, U.S. Income Tax Return for an S CorporationInformation 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.
Found 211 Matching Items; Displaying 161 - 170.
Avoid tax return mistakes, reduce processing delays and refund adjustments by following these guidelines
IR-2024-74, March 18, 2024 — As the April 15 filing deadline approaches, the Internal Revenue Service issued a reminder to taxpayers on ways to prevent typical errors on their federal tax returns to help speed potential refunds.
News
News Media
1120x TY2022v1.0 release memo
The 1120x TY2022v1 Release Memo provides information to software developers and/or transmittors about the release of schemas and business rules for tax year 2022.
Software Development
Software Developers
1120x TY2022v5.3 release memo
The 1120x TY2022v5.3 Release Memo provides information to software developers and/or transmittors about the release of schemas and business rules for tax year 2022.
Software Development
Software Developers
1120x TY2023v3.0 release memo
The 1120x TY2023v3.0 Release Memo provides information to software developers and/or transmitters about the release of schemas and business rules for tax year 2023.
Software Development
Software Developers
1120x TY2023v2.0 release memo
The 1120x TY2023v2.0 Release Memo provides information to software developers and/or transmittors about the release of schemas and business rules for tax year 2023.
Software Development
Software Developers
1120x TY2023v1.0 release memo
The 1120x TY2023v1.0 Release Memo provides information to software developers and/or transmittors about the release of schemas and business rules for tax year 2023.
Software Development
Software Developers
1120x TY2022v5.1 release memo
The 1120x TY2022v5.1 release memo provides information to software developers and/or transmitters about the release of schemas and business rules for tax year 2022.
Software Development
Software Developers
1120x TY2022v5.2 release memo
The 1120x TY2022v5.2 release memo provides information to software developers and/or transmitters about the release of schemas and business rules for tax year 2022.
Software Development
Software Developers
1120x TY2024v2.0 release memo
1120x TY2024v2.0 release memo
Software Development
Software Developers