The following links provide information and technical guidance for software developers and transmitters who are interested in developing software for the Modernized e-File Forms 1120, 1120S, and 1120-F. You will find the XML Schemas, Business Rules and other useful information separated by tax year.
Forms 1120, 1120S, and 1120-F Stylesheets can be downloaded for use in displaying XML tax return data.
| Tax Year | Form Type |
|---|---|
| 2020 | Form 1120, 1120S, and 1120-F |
| 2019 | Form 1120, 1120S, and 1120-F |
| 2018 | Form 1120, 1120S, and 1120-F |
| 2017 | Form 1120, 1120S, and 1120-F |
Back to Modernized e-File (MeF) Schemas and Business Rules page