Valid XML Schemas and Business Rules for 1042 Modernized e-File (MeF)


The following links provide information and technical guidance for Software Developers and Transmitters who are interested in developing software for the Modernized e-File Form 1042. You will find the XML Schemas, Business Rules and other useful information separated by tax year.

Production & Acceptance Testing System (ATS) - Current Valid Schemas

Tax Year Form Type
2023 Form 1042
2022 Form 1042

Modernized e-File (MeF) schemas and business rules