4A

If a person has imposed a requirement under sub-paragraph (3) or (3B) on another person (“P”), and P does not make an election under sub-paragraph (4), the person imposing the requirement shall, if a constable arrives within the thirty-minute period, be under a duty to remain with the constable and P until he has transferred control of P to the constable.

4B

If, following an election under sub-paragraph (4), the person imposing the requirement under sub-paragraph (3) or (3B) (“the CSO”) takes the person upon whom it is imposed (“P”) to a police station, the CSO—

a

shall be under a duty to remain at the police station until he has transferred control of P to the custody officer there;

b

until he has so transferred control of P, shall be treated for all purposes as having P in his lawful custody; and

c

for so long as he is at the police station, or in its immediate vicinity, in compliance with, or having complied with, his duty under paragraph (a), shall be under a duty to prevent P's escape and to assist in keeping P under control.