Designated representative means any Coast Guard commissioned, warrant or petty officer who has been designated by the COTP to act on his or her behalf. The designated representative may be on an official patrol vessel or may be on shore and will communicate with vessels via VHF-FM radio or loudhailer. In addition, members of the Coast Guard Auxiliary may be present to inform vessel operators of this regulation.
Official patrol vessel means any Coast Guard, Coast Guard Auxiliary, State, or local law enforcement vessel assigned or approved by the COTP.
Very important person (VIP) means any person for whom the United States Secret Service requests implementation of a security zone in order to supplement protection of said person(s).
33 C.F.R. §165.558