3.  In the case of a vehicle of a description specified in column 1 of the Schedule the type of lamps specified in column 2 of the Schedule and the number thereof specified in column 3 of the Schedule in relation to that description of vehicle shall be fixed on the vehicle in accordance with the requirements with respect to the lateral position of those lamps, their maximum height from the ground and otherwise, which are specified in relation to that description of vehicle in columns 4, 5 and 6 of the Schedule.