Valid XML Schemas and Business Rules for 1065-1065B 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 Forms 1065/1065-B. You will find by Tax Year, the XML Schemas, Business Rules and other useful information and documents. Test scenarios are provided in Publication 4505.
Form 1065/1065-B stylesheets can be downloaded for use in displaying XML tax return data.
Production & Acceptance Testing System (ATS) - Current Valid Schemas
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