Proclamation 10371
Declaration of National Emergency and Invocation of Emergency Authority Relating to the Regulation of the Anchorage and Movement of Russian-Affiliated Vessels to United States Ports
President Biden declared a national emergency under the Magnuson Act to prohibit Russian-affiliated vessels from entering U.S. ports, effective April 28, 2022, with limited exceptions for nuclear material transport (when no alternative exists) and force majeure humanitarian situations. The Secretary of Homeland Security is authorized to issue implementing regulations.