(1)Subject to subsection (2) below, a person who parks a heavy commercial vehicle (as defined in section 20 of this Act) wholly or partly—
(a)on the verge of a road, or
(b)on any land situated between two carriageways and which is not a footway, or
(c)on a footway,
is guilty of an offence.
(2)A person shall not be convicted of an offence under this section in respect of a vehicle if he proves to the satisfaction of the court—
(a)that it was parked in accordance with permission given by a constable in uniform, or
(b)that it was parked in contravention of this section for the purpose of saving life or extinguishing fire or meeting any other like emergency, or
(c)that it was parked in contravention of this section but the conditions specified in subsection (3) below were satisfied.
(3)The conditions mentioned in subsection (2)(c) above are—
(a)that the vehicle was parked on the verge of a road or on a footway for the purpose of loading or unloading, and
(b)that the loading or unloading of the vehicle could not have been satisfactorily performed if it had not been parked on the footway or verge, and
(c)that the vehicle was not left unattended at any time while it was so parked.
(4)In this section “carriageway” and “footway”, in relation to England and Wales, have the same meanings as in the [1980 c. 66.] Highways Act 1980.