StacksVerified U.S. regulatory reference

14 CFR §23.2420

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Each reversing system must be designed so that—
  1. (a)No unsafe condition will result during normal operation of the system; and
  2. (b)The airplane is capable of continued safe flight and landing after any single failure, likely combination of failures, or malfunction of the reversing system.