MeF Exempt Organization Stakeholders: We have posted Schemas and Business Rules for the EO forms to IRS.GOV for Tax Year 2015 (Processing Year 2016). Tax Year 2015 Schema Versions: Form 990x (990, 990-EZ, 990-PF): TY2015v1.0 Form 990-N: TY2015v1.0 Form 1120-POL: TY2015v1.0 Form 8868: TY2015v1.0 These schemas and business rules will not be operational in the current MeF ATS or Production environments. We are currently making updates to the schemas and rules for Processing Year 2016 changes. Updated versions will be posted as they become available. XML Schemas The schemas are posted by form type and version number. "Diff Files" are included that show the changes from the previous schema versions. Business Rules Business Rules are posted, by form type and version number, in two different formats that contain identical information – Adobe (.pdf) and comma separated file (.csv). The rule status column identifies newly added or deleted rules. Key Changes TY2015 All forms: efileTypes.xsd Form 990x: Shared form changes. Form 1120-POL: Shared form changes. You may contact Tiwana Holland from the Exempt Organization (EO) e-file team on 202-317-8778 for specific questions.