§23.2510 Equipment, systems, and installations

(a) The equipment and systems identified in CS 23.2500, considered separately and in relation to other systems, must be designed and installed such that: (1) each catastrophic failure condition is extremely improbable; and (2) each hazardous failure condition is extremely remote; and (3) each major failure condition is remote. (b) The operation of equipment and systems not covered by CS 23.2500 does not cause a hazard to the aeroplane or its occupants throughout the operating and environmental limits for which the aeroplane is certified.