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TY 2015 Valid XML Schemas and Business Rules for Form 1065/1065-B 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 (MeF) Form 1065/1065-B for Tax Year (TY) 2015. Included are the XML Schemas, Business Rules, Release Memorandum and specific instructions.

Developers and other Authorized IRS e-file Providers can find information on e-filing returns through MeF in the Publication 4163 and Publication 4164. Test Scenarios for 1065 and 1065B can be found on the ATS Updates Page.

XML Schemas, Business Rules and Release Memo - Throughout the year, multiple versions of these documents may be in use at the same time. Special attention should be paid to the Release Memo issue date and the projected start and end dates for Assurance Testing System (ATS) and Production.

Tax Year 2015 Documents

TY2015 Valid XML Schemas and Business Rules for Form 1065/1065-B Modernized e-File
Version Date Posted ATS Date Production Date
10-29-2015 Start Date:  12-14-2015                                      Start Date: 01-09-2016

Current Valid XML Schemas and Business Rules for 1065 and 1065B Modernized e-File (MeF) 

Modernized e-File (MeF) Schemas and Business Rules