Part 5 - section overview
Verified from official sourcesPart 5Part 5Version 1Effective -Verified 22 August 2026
In plain language
This section establishes the technical requirements for Class C4 Unmanned Aircraft Systems (UAS), including weight limits, control restrictions, manual contents, and labeling.
Requirement as structured
This section establishes the technical requirements for Class C4 Unmanned Aircraft Systems (UAS), including weight limits, control restrictions, manual contents, and labeling.
Original regulatory text
Requirements for a class C4 Unmanned aircraft system A class C4 UAS bears the following label on the UA in a visible manner: A class C4 UAS shall comply with the following: (1) have an MTOM of less than 25 kg, including payload; (2) be safely controllable and manoeuvrable by a remote pilot following the manufacturer's instructions, as necessary under all anticipated operating conditions including following the failure of one or, if appropriate, more systems; (3) not be capable of automatic control modes except for flight stabilisation assistance with no direct effect on the trajectory and lost link assistance provided that a pre-determined fixed position of the flight controls in case of lost link is available; (4) be placed on the market with a user's manual providing: (a) the characteristics of the UA including but not limited to the: — class of the UA — UA mass (with a description of the reference configuration) and the maximum take-off mass (MTOM); — general characteristics of allowed payloads in terms of mass dimensions, interfaces with the UA and other possible restrictions; — equipment and software to control the UA remotely; — and a description of the behaviour of the UA in case of a loss of data link; (b) clear operational instructions; (c) maintenance instructions; (d) troubleshooting procedures; (e) operational limitations (including but not limited to meteorological conditions and day/night operations); and (f) appropriate description of all the risks related to UAS operations; (5) include an information notice published by EASA providing applicable limitations and obligations under EU law;
Applies when
- operation
- UAS product requirements
- class marking
- C4
- regulatory category
- Open