Cumulative List of CFR Sections affected is published monthly and revised annually according to the following schedule: Titles 1 to 16 as of January 1;17 to 27 as of April 1 ; 28 to 41 as July 1 ; 42 to 50 as of October 1. The CFR is also revised according to these dates. This list provides users of the CFR with amendatory actions published in the Federal Register.