4.—(1) For the purposes of these Regulations, where a vehicle does not comply with an item in Schedule 2 or 3, it shall nevertheless be regarded as complying with that item if—
(a)that item contains a reference to an ECE Regulation (“the base Regulation”) that is not followed by a full-stop and 2 digits; and
(b)the vehicle would comply with that item were there substituted for that reference, a reference to an entry in column 3 of Part III of this Schedule shown against that Regulation.
(2) For the purposes of these Regulations, where a vehicle does not comply with an item in Schedule 2 or 3, it shall nevertheless be regarded as complying with that item if—
(a)that item contains a reference to an ECE Regulation (“the base Regulation”) that is followed by a full-stop and 2 digits; and
(b)the vehicle would comply with that item were there substituted for that reference, a reference to an entry in column 3 of Part III of this Schedule shown—
(i)against that Regulation, and
(ii)below the entry in that column for that ECE Regulation and those 2 digits.