11E+W+SIn section 21—
(a)in subsection (1), for the words from “section 84C” to “Transport Act 1968)” substitute “ Part III of Schedule 9 to the Road Traffic Regulation Act 1984 ”;
(b)in subsection (7)(c), after “before” insert “ the time when ” and after “or” insert “ at that time ”; and
(c)in subsection (8), for “1967” substitute “ 1984 ”.