Regulations prescribed in this part authorize the detention, isolation, quarantine, or conditional release of individuals, for the purpose of preventing the introduction, transmission, and spread of the communicable diseases listed in an Executive Order setting out a list of quarantinable communicable diseases, as provided under section 361(b) of the Public Health Service Act. Executive Order 13295, of April 4, 2003, as amended by Executive Order 13375 of April 1, 2005, contains the current revised list of quarantinable communicable diseases, and may be obtained at http://www.cdc.gov/quarantine and http://www.archives.gov/federal_register. If this Order is amended, HHS will enforce that amended order immediately and update its Web site. [77 FR 75884, Dec. 26, 2012]