EVLOS Class 2 Backup Communication System

Verified from official sources
5.10Version 1Effective -Verified 25 August 2026

In plain language

During Class 2 EVLOS flights, pilots and observers must have a backup communication system ready to use immediately if the primary system fails.

Requirement as structured

For an EVLOS class 2 operation, the primary communication system used by the remote pilot and observers must be supported by an immediately activatable secondary backup communication system.

Original regulatory text

For an EVLOS operation class 2, the communication system (the primary communication system) used by the remote pilot and each observer must be supported by an alternative or backup communication system (the secondary communication system) that can be immediately activated if the primary communication system fails.

Applies when

operation
EVLOS