(a) A security zone is an area of land, water, or land and water which is so designated by the Captain of the Port or District Commander for such time as is necessary to prevent damage or injury to any vessel or waterfront facility, to safeguard ports, harbors, territories, or waters of the United States or to secure the observance of the rights and obligations of the United States.
(b) The purpose of a security zone is to safeguard from destruction, loss, or injury from sabotage or other subversive acts, accidents, or other causes of a similar nature:
(1) Vessels,
(2) Harbors,
(3) Ports, and
(4) Waterfront facilities:
in the United States and all territory and water, continental or insular, that is subject to the jurisdiction of the United States.
Unless otherwise provided in the special regulations in Subpart F of this part:
(a) No person or vessel may enter or remain in a security zone without the permission of the Captain of the Port;
(b) Each person and vessel in a security zone shall obey any direction or order of the Captain of the Port;
(c) The Captain of the Port may take possession and control of any vessel in the security zone;
(d) The Captain of the Port may remove any person, vessel, article, or thing from a security zone;
(e) No person may board, or take or place any article or thing on board, any vessel in a security zone without the permission of the Captain of the Port; and
(f) No person may take or place any article or thing upon any waterfront facility in a security zone without the permission of the Captain of the Port.