National Kitchen & Bath Association - Kitchen & Bathroom Planning Guidelines with Access Standards
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25: Lighting

Recommended:
In addition to general lighting, task lighting should be provided for each functional area in the bathroom (i.e. grooming, showering).

Code Requirement:

  • At least one wall-switch controlled light must be provided. Switch must be placed at the entrance of the bathroom. (IRC E 3901.6, IRC E 3803.2)
  • All light fixtures installed within tub and shower spaces should be marked “suitable for damp/wet locations” (IRC E 3903.8.)
  • Hanging fixtures cannot be located within a zone of 3’ horizontally and 8’ vertically from the top of the bathtub rim or shower stall threshold. (IRC E 3903.10)


Access Standard

Recommended: Task lighting at the vanity should be beside the mirror and at eye level and with the lamp not visible to the eye.

Lighting controls should be between 15” and 48” above the floor and operable with a closed fist and with minimal effort.

Code Reference:

  • Operable parts should be operable with one hand and not require tight grasping, pitching, or twisting of the wrist. The force required to activate operable parts should be 5 pounds maximum. (ANSI A117.1 309.4)
  • See Access Standard 22 for specifications for reach range for controls.

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