Part 5 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. (1)

   have an MTOM of less than 25 kg, including payload;

2. (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. (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. (4)

   be placed on the market with manufacturer’s instructions providing:

   1. (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

      • and a description of the behaviour of the UA in case of a loss of the command and control link;

   2. (b)

      clear operational instructions;

   3. (c)

      maintenance instructions;

   4. (d)

      troubleshooting procedures;

   5. (e)

      operational limitations (including but not limited to meteorological conditions and day/night operations); and

   6. (f)

      appropriate description of all the risks related to UAS operations;

5. (5)

   include an information notice published by EASA providing the applicable limitations and obligations, in accordance with Implementing Regulation (EU) 2019/947.