Emergency lighting, when required by § § 59.61 or 59.62 (relating to buildings more than one story; and buildings with more than 75 occupants) shall be provided as follows:

1. (1) Exitways, corridors, stairways, passageways, halls, landings of stairs, exit doors, including angles and intersections, and other means of egress.
2. (2) Rooms used by more than 50 persons.
3. (3) To illuminate exit or directional exit signs.
4. (4) Rooms in which emergency lighting equipment is located.
5. (5) Exterior light over required exit discharge.