14 CFR · Part 27
14 CFR § 27.399
Dual control system.
Each dual primary flight control system must be designed to withstand the loads that result when pilot forces of 0.75 times those obtained under § 27.395 are applied—
(a)
In opposition; and
(b)
In the same direction.
Regulations Referenced
Reflects the eCFR edition current as of September 29, 2026. Retrieved from ecfr.gov on October 16, 2026.
Primary Source