1.—(1) Traffic wardens may be employed to enforce the law with respect to an offence—
(a)committed in respect of a vehicle by its being left or parked on a road during the hours of darkness (as defined by the Road Transport Lighting Act 1957) without the lights or reflectors required by law; or
(b)committed in respect of a vehicle by its obstructing a road, or waiting, or being left or parked, or being loaded or unloaded, in a road or other public place; or
(c)committed in contravention of a provision of the Vehicles (Excise) Act 1962;
(d)created by section 42 of the Act of 1967 (offences relating to parking places on highways where charges made).
(2) For the purposes of the enforcement of the law with respect to such of the offences described in sub-paragraph (1) of this paragraph as are offences to which section 80 of the Act of 1967 (which relates to the fixed penalty procedure) applies, other than an offence committed in respect of a vehicle by its obstructing a road or the offence created by section 16 of the Act of 1960 (which relates to leaving vehicles in dangerous positions), traffic wardens may exercise the functions conferred on constables by the said section 80 in an area to which the said section 80 extends.