F1SCHEDULE 7BEMISSIONS FROM CERTAIN MOTOR VEHICLES
PART IVEHICLES PROPELLED BY SPARK IGNITION ENGINES
3.
For the purposes of this Part of this Schedule the relevant percentage, in respect of a vehicle, is—
(a)
if the vehicle is of a description specified in the Annex to the emissions publication, the percentage shown against that description of vehicle in column 2(a) of that Annex; or
(b)
if the vehicle is not of such a description, 0.5%.