On and after March 11, 2009, the Secretary of Commerce is permitted to prescribe and enforce standards or regulations affecting safety and health in the context of scientific and occupational diving within the National Oceanic and Atmospheric Administration.
33 U.S. Code § 878b. Safety and health regulations for scientific and occupational diving
Section was enacted as part of the Department of Commerce Appropriations Act, 2009, which is title I of the Commerce, Justice, Science, and Related Agencies Appropriations Act, 2009, which is div. B of the Omnibus Appropriations Act, 2009.