14 C.F.R. § 23.405 Secondary control system.
Title 14 - Aeronautics and Space
Secondary controls, such as wheel brakes, spoilers, and tab controls, must be designed for the maximum forces that a pilot is likely to apply to those controls.
Title 14: Aeronautics and Space
PART 23—AIRWORTHINESS STANDARDS: NORMAL, UTILITY, ACROBATIC, AND COMMUTER CATEGORY AIRPLANES
Subpart C—Structure
Control Surface and System Loads
§ 23.405 Secondary control system.
