Current valid XML schemas for 1065 Modernized e-File 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 1065. You will find the XML schemas, technical documents, and late breaking news and announcements. Links are provided to the XML schema, business rules and memo for Form 7004, Application for Automatic Extension of Time to File Certain Business Income Tax, Information, and Other Returns. Form 7004 instructions are included in Publication 4163 and Publication 4164 below. Current user guides and publications Publication 4163, Modernized e-File (MeF) Information for Authorized IRS e-file Providers for Business Returns PDF Publication 4164, Modernized e-File Guide for Software Developers and Transmitters PDF
