The officer may break open any outer or inner door or window of a house, or any part of a house, or anything therein, to execute a search warrant, if, after notice of his authority and purpose, he is refused admittance or when necessary to liberate himself or a person aiding him in the execution of the warrant.
U.S. Virgin Islands Legal Code
3904
U.S. Virgin Islands § 3904 — U.S. Virgin Islands law