AATS and Production Start and End Dates: Posting Dates Start Date End Date AATS Date TBD TBD Production Date TBD TBD Release Memo, XML Schemas and Business Rules Release MemoPDF: Updated: (09/09/2021) Schemas 1094-B, 1094-C, 1095-B, 1095-CZIP: (09/09/2021): Version 1.1 Business Rules Versions PDF and CSV FormatsZIP: Posted: 09/09/2021 (Version 1.1) Back to AIR TY2020 Main Page