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Valid XML Schemas and Business Rules for Form 8849 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 8849. You will find by Tax Year, the XML Schemas, Business Rules and other useful information and documents. Test scenarios for Tax Years 2012 and 2013 are provided in Publication 4594.  Test Scenarios for Tax Year 2014 are posted to the Modernized e-File (MeF) Assurance Testing System (ATS) Updates page on Test scenarios for Tax Year 2015 will be published at a later date.

Form 8849 stylesheets can be downloaded for use in displaying XML tax return data.




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


Tax Year





Page Last Reviewed or Updated: 18-Jul-2014