The following charts list the rulemakings promulgated by HHS, the date that each regulation was first issued, the last time the rulemaking was amended, and the Federal Register citation for this last time the regulation was touched. This list was generated with artificial intelligence using data from eCFR and the Department believes it is accurate, but it is conceivable that some HHS regulations are not included. The Code of Federal Regulations contains the complete list of operative HHS regulations