5(1)The appropriate national authority may by regulations amend paragraph 3 or 4 so as to add further offences (but only in so far as they relate to stationary vehicles).
(2)Before making regulations amending paragraph 3 the Secretary of State shall consult—
(a)the Commissioner of Police of the Metropolis and the Commissioner of Police for the City of London, and
(b)such associations of London authorities (if any) as he thinks appropriate.
(3)Before making regulations amending paragraph 4 the appropriate national authority shall consult—
(a)such representatives of chief officers of police, and
(b)such associations of local authorities (if any),
as the authority considers appropriate.