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2016 Valid XML Schemas and Business Rules for 1120, 1120S, 1120-F, and 7004 Modernized e-File (MeF)

The links below provide information and technical guidance for Software Developers and Transmitters who are interested in developing software for the Modernized e-File Forms 1120, 1120S, 1120-F and 7004 for Tax Year 2016. Included are the XML Schemas, Business Rules, Release Memorandums and specific instructions.

Developers and other Authorized IRS e-file Providers can find information on e-filing returns through MeF in Publication 4163 and Publication 4164. Directions for Corporations required to e-file can be found through the e-file for Large and Mid-Size Corporations website.  Test Scenarios for the 1120 family and the 7004 can be found on the ATS Updates Page.  

General and program specific testing information for use in completing the Assurance Testing System (ATS) process can be found in the Publication 5078, Modernized e-File (MeF) Test Package Business Submission Assurance Testing System. Test scenarios for the 1120 family and Form 7004 can be found on the Modernized e-File (MeF) Assurance Testing System (ATS) Updates page on IRS.gov.

XML Schemas, Business Rules and 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 and Production.
 

Tax Year 2016 Documents

Form 1120, 1120S, 1120-F links to TY2016 Schemas, Business Rules, and Release Memos
Version Available Dates ATS Dates Production Dates Comments
2016v4.2 05-19-2017 06-18-2017 06-18-2017

12-27-2017
Additional business rule updates have been provided during the 2017v6.0 release

12-13-2017
Business rule updates have been provided during the 2017v6.0 release.

09-27-2017
Business rule updates have been provided during the 2017v4.0 release.

2016v4.1 12-14-2016 12-29-2016 01-06-2017 02-17-17 Business Rule change pages available.
2016v4.0 11-10-2016 12-12-2016 01-06-2017  
Form 7004 links to TY2016 Schemas, Business Rules, and Release Memos
Version Available Dates ATS Date Production Date
2016v3.1 12-14-2016 12-29-2016 01-06-2017
2016v3.0 11-10-2016 12-12-2016 01-06-2017

Current Valid XML Schemas and Business Rules for 1120/1120S/1120-F and 7004

Modernized e-File (MeF) Schemas and Business Rules