[F1[F2I.3.The provisions of section IV shall apply to an AVAS installed:U.K.
(a)
in any vehicle type-approved before 1 September 2021, where the manufacturer so chooses;
(b)
in any new vehicle based on the type referred to in point (a);
(c)
in any vehicle type-approved on or after 1 September 2021;
(d)
in any new vehicle based on the type referred to in point (c);
(e)
in all new vehicles registered on or after 1 September 2023.]]