This section provides that an individual removed from, taken to or detained in any place by the police under Part 9, or taken to or detained in any place under Part 10, is to be treated as being in legal custody. The section also provides that the constable or any other person taking or detaining the individual under Part 9 or 10 has all the powers, authorities, protections and privileges which a constable has within the area for which he or she acts as constable.