505.2.1 Interior Lighting Controls
Each area enclosed by walls or floor-to-ceiling partitions shall have at least one manual control for the lighting serving that area. The required controls shall be located within the area served by the controls or be a remote switch that identifies the lights served and indicates their status.
- Areas designated as security or emergency areas that must be continuously lighted.
- Lighting in stairways or corridors that are elements of the means of egress.