Federal Aviation Regulations
Sec. 25.1709 — System safety: EWIS.
Each EWIS must be designed and installed so that:(a) Each catastrophic failure condition—
(1) Is extremely improbable; and
(2) Does not result from a single failure.
(b) Each hazardous failure condition is extremely remote.
NEXT: Sec. 25.1711 - Component identification: EWIS.
PREVIOUS: Sec. 25.1707 - System separation: EWIS.
