14 C.F.R. § 25.1383 Landing lights.
Title 14 - Aeronautics and Space
(a) Each landing light must be approved, and must be installed so that— (1) No objectionable glare is visible to the pilot; (2) The pilot is not adversely affected by halation; and (3) It provides enough light for night landing. (b) Except when one switch is used for the lights of a multiple light installation at one location, there must be a separate switch for each light. (c) There must be a means to indicate to the pilots when the landing lights are extended.
Title 14: Aeronautics and Space
PART 25—AIRWORTHINESS STANDARDS: TRANSPORT CATEGORY AIRPLANES
Subpart F—Equipment
Lights
§ 25.1383 Landing lights.
