s 104AA Meaning of “main rate car”
(1) “ Main rate car ” means— (a) a car that is first registered before 1 March 2001, (b) a car that has low CO 2 emissions, or (c) a car that is electrically-propelled. (2) For the purposes of this section a car has low CO 2 emissions if it meets conditions A and B. (3) Condition A is that, when the car is first registered, it is so registered on the basis of a qualifying emissions certificate. (4) Condition B is that the applicable CO 2 emissions figure in relation to the car does not exceed 50 grams per kilometre driven. (5) The Treasury may by order amend the amount from time to time specified in subsection (4). (6) An order under subsection (5) may contain transitional provision and savings. (7) In this section— “applicable CO 2 emissions figure” and “qualifying emissions certificate” have the meanings given in section 268C; “ car ” has the meaning given in section 268A; “ electrically-propelled ” has the meaning given in section 268B.