Hong Kong Regulations

ROAD TRAFFIC (CONSTRUCTION AND MAINTENANCE OF VEHICLES) REGULATIONS - REGULATION 63

Artifical lighting

(1) In every bus-

   (a)  adequate internal lighting shall be provided for the illumination of-

        (i)    each deck thereof having a permanent top;

        (ii)   any step or platform thereof forming part of any entrance or
               exit, other than an emergency exit;

   (b)  at least one lamp shall be provided as near as reasonably practicable
        to the top of every staircase leading to an upper deck thereof not
        having a permanent top; and

   (c)  all lighting circuits shall be so arranged that an electrical failure
        of any lighting sub-circuit shall not be capable of extinguishing all
        the lights on any deck thereof.

(2) Adequate internal lighting shall be provided in every light bus for the
illumination of the light bus and any step or platform thereof forming part of
any entrance or exit, other than an emergency exit, and all lighting circuits
shall be so arranged that an electrical failure of any lighting sub-circuit
shall not be capable of extinguishing all the lights therein.