Remote ID Update and Transmission Rates

Verified from official sources
2.1.2Version 1Effective -Verified 31 August 2026

In plain language

Your drone's remote ID must broadcast dynamic data (like its current location) at least once per second, and static data (like its registration number) at least once every three seconds.

Requirement as structured

CAAS specifies that dynamic remote identification messages must be updated and transmitted at least once every second with data no older than one second, while static messages must be transmitted at least once every three seconds.

Original regulatory text

Update and Transmission Rates • For dynamic messages: at least once every 1 second (i.e. 1 Hz or higher). • For static messages: at least once every 3 seconds (i.e. 1/3 Hz or higher). • For maximum data age: no older than one second for dynamic messages.