23.—(1) Any person who contravenes regulations 3(1), 4, 6(1)
or (3), 7, 8, 10(1), 14(1), 15(1), 16, 18(1), (2) or (3), 20(2) or (3), 21(1) or (3), or 22(1)(a)shall be guilty of an offence and shall be liable—
(a)on summary conviction, to a fine not exceeding the statutory maximum,
(b)on conviction on indictment, to a fine or to imprisonment for a term not exceeding two years or to both.
(2) Any person who contravenes regulation 19 or 21(5)
shall be guilty of an offence and shall be liable on summary conviction to a fine not exceeding level 5 on the standard scale.