CFMS UA Tracker Requirement for Drones Over 250g

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

In plain language

If your drone weighs more than 250 grams, you must purchase and attach a CFMS tracker to it before you can fly under your permit.

Requirement as structured

CAAS requires operators to purchase and attach a CFMS UA tracker to any unmanned aircraft weighing more than 250g before starting operations.

Original regulatory text

Before the start of any UA operation, you must attach a CFMS UA tracker on your UA ↗ (opens in new tab) if it weighs more than 250g.

Applies when

min mtom kg
0.25