Regulations

The E-CFR is ths currently updated version of the Code of Federal Regulations. It is not the official legal edition (the print version is the legal edition). A search within a specific title is possible and the site has links to the Federal Register, List of CFR Sections Affected and Regulations.gov.
Title 21 covers regulations for food & drugs. The Food and Drug Administration (FDA) is a scientific regulatory agency responsible for the safety of the nation's domestically produced and imported foods, cosmetics, drugs, biologics, medical devices, and radiological products. It also covers the regulations regarding Clinical Research.
   
Reginfo.gov provides access to information regarding Federal regulatory and deregulatory actions.
   
Regulations.gov - Your Voice in Federal Decision Making
The E-government Act of 2002 (P.L. 107-347) was established to increase public participation in the rule making process. In 2003 eRulemaking launched Regulations.gov as a mechanism to allow the public to comment on proposed new regulations. Topics and be searched or browsed. Links and contact information for Federal agencies can also be found on the site.