This document provides Forward Error Correction (FEC) Scheme specifications according to the Reliable Multicast Transport (RMT) FEC building block for the Compact No-Code FEC Scheme@ the Small Block@ Large Block@ and Expandable FEC Scheme@ the Small Block Systematic FEC Scheme@ and the Compact FEC Scheme. This document obsoletes RFC 3695 and assumes responsibility for the FEC Schemes defined in RFC 3452.