12. Other requirements–E+W+S
(a) Every main-beam headlamp shall be so constructed that the direction of the beam of light emitted therefrom can be adjusted whilst the vehicle is stationary.
(b) Except in the case of a bus first used before 1st October 1969, where two main-beam headlamps are required to be fitted they shall form a matched pair.
Commencement Information
I1Sch. 5 Pt. I para. 12 in force at 1.11.1989, see reg. 1(1)