Updated December 29, 2015
The 941x Quarterly Forms 2014v4.0 Schema and Business Rule packages have been posted to IRS.gov. Schema version 2014v4.0 is enabling the Online Filing PIN signature method as an option in the 94x Return Header. These Schemas and Business Rules were made available in ATS on November 2, 2015 and will be available in Production on January 11, 2016.
The "Diff" Files for the 941x Quarterly Forms identify the changes from the TY 2014v3.0 Schema package to the TY 2014v4.0 Schema package.
The 941x Quarterly Form 2014v4.0 Business Rules have been posted in two (2) formats that contain identical information: Adobe (.pdf) and Comma Separated Values (.csv).
If you have any questions about the Schemas and Business Rules, please send your inquiry to the MeF Mailbox.