(1) An international compliance or challenge inspection must be carried out in the manner that is least intrusive consistent with achieving the purposes of the inspection.
(2) After an initial briefing (whether or not involving a preliminary inspection) and to facilitate the more detailed inspection of premises under an international compliance or challenge inspection, the persons comprising the inspection team must prepare and give to the Director an initial inspection plan specifying the activities proposed to be carried out by the inspection team and the places to which access is desired.