Class C4 UAS Labeling Requirement

Verified from official sources
Part 5Part 5Version 1Effective -Verified 22 August 2026

In plain language

Ensure your C4 drone has the official C4 label visibly affixed to the aircraft.

Requirement as structured

A class C4 UAS must bear the C4 class identification label on the unmanned aircraft in a visible manner.

Original regulatory text

A class C4 UAS bears the following label on the UA in a visible manner:

Applies when

operation
UAS product requirements
class marking
C4
regulatory category
Open