Compiled by Michelle Buhalo • Last Updated February 26, 2021
"The Code of Federal Regulations is a codification of the general and permanent rules published in the Federal Register by the Executive departments and agencies of the Federal Government. The Code is divided into 50 titles which represent broad areas subject to Federal regulation. Each title is divided into chapters which usually bear the name of the issuing agency. Each chapter is further subdivided into parts covering specific regulatory areas." Explanation to Code of Federal Regulations, at v (Title 1, 2018).
The Office of the Federal Register revises the CFR on a quarterly basis as follows:
Titles 1-16 -- contain regulations in force as of January 1 of the cover year
Titles 17-27 -- contain regulations in force as of April 1 of the cover year
Titles 28-41 -- contain regulations in force as of July 1 of the cover year
Titles 42-50 -- contain regulations in force as of October 1 of the cover year