Paragraph 20

Without prejudice to any other provision of this Schedule an authorised officer of the F1local authority F2, an authorised civilian employee F3... or a constable may, for the purposes specified in sub-paragraph (2) below, at any reasonable time enter and inspect any premises, vehicle, vessel or stall in relation to which a licence under this Schedule is in force or has been applied for.

The purposes referred to in sub-paragraph (1) above are—

An authorised officer of a local authority F4 or an authorised civilian employee F5... shall not be entitled to exercise the powers which he may exercise under sub-paragraph (1) above until he has produced his authorisation to the person for the time being in charge of the premises, vehicle, vessel or stall.

A constable who is not in uniform shall not be entitled to exercise the powers which he may exercise under sub-paragraph (1) above until he has produced his identification to the person for the time being in charge of the premises, vehicle, vessel or stall.

Any person in charge of any premises, vehicle, vessel or stall who fails without reasonable excuse to permit a constable F6, an authorised civilian employee or an authorised officer of the local authority F7... who, in pursuance of this paragraph, demands to do so to enter or inspect the premises, vehicle, vessel or stall or obstructs the entry thereto of a constable or such F8 employee or officer in pursuance of this paragraph shall be guilty of an offence and liable, on summary conviction, to a fine not exceeding F9level 3 on the standard scale.