(1) A surveillance device warrant may be revoked at any time before the expiration of the period of validity specified in it by--(a) an eligible Judge, if an eligible Judge issued the warrant, or(b) an eligible Magistrate, if an eligible Magistrate issued the warrant.
(2) An eligible Judge or eligible Magistrate may revoke a surveillance device warrant on application by or on behalf of a law enforcement officer.
(3) The eligible Judge or eligible Magistrate who revokes a warrant on the application of a law enforcement officer is taken to have notified the chief officer of the law enforcement agency of which the law enforcement officer to whom the warrant was issued is a member when the eligible Judge or eligible Magistrate revokes the warrant.