2. With respect to a flexible folding aerodynamic system installed at the rear of a road vehicle, the second paragraph of section 4.1 of the Vehicle Load and Size Limits Regulation (chapter C-24.2, r. 31) is suspended and replaced by the following:“The same applies to the flexible folding aerodynamic system located at the rear of a road vehicle, provided that, as shown,
(1) no part of the system located at more than 1.9 m from the ground exceeds the rear end of the vehicle by more than 152 cm when extended;
(2) no part of the system located at less than 1.9 m from the ground exceeds a virtual line connecting the following points when extended:
(a) a point located at 1.74 m from the ground and 121 cm from the rear end of the vehicle;
(b) a point located at the rear end and the lowest part of the vehicle bumper or, if there is no bumper, a point located at the lowest part of the rear end of the vehicle;
(3) no part of the system exceeds the rear end of the vehicle by more than 30.5 cm when folded.