14 C.F.R. § 23.1142 Auxiliary power unit controls.
Title 14 - Aeronautics and Space
Means must be provided on the flight deck for the starting, stopping, monitoring, and emergency shutdown of each installed auxiliary power unit. [Doc. No. 26344, 58 FR 18974, Apr. 9, 1993]
Title 14: Aeronautics and Space
PART 23—AIRWORTHINESS STANDARDS: NORMAL, UTILITY, ACROBATIC, AND COMMUTER CATEGORY AIRPLANES
Subpart E—Powerplant
Powerplant Controls and Accessories
§ 23.1142 Auxiliary power unit controls.