The U.S. Federal Aviation Administration and Boeing have privately issued notifications that the fuel switch locks on Boeing planes are safe, a document seen by Reuters showed and four sources with knowledge of the matter said.

The U.S. Federal Aviation Administration and Boeing (NYSE:BA) have privately issued communications stating that the fuel control switch locks found on various Boeing aircraft, including the 787, don’t pose a safety risk,

While the Air India Boeing 787-8 crash inquiry has found that fuel control cut-off switches were activated almost as soon as the aircraft lifted off, the circumstances of the switches' movement remain unexplained.