Division 1 The devices are such that they meet the following requirements:

they are capable of shooting pyrotechnic signalling rounds only if an adaptor at the muzzle is attached;

they have a durable device within the device that prevents the firing of cartridges loaded with single or multiple solid shots, solid bullets or solid projectiles;

they are designed for a cartridge listed in, and complying with the dimensions and other standards referred to in, Table VIII of the Tables of Dimensions of Cartridges and Chambers (TDCC) established by the Permanent International Commission for the Proof of Small Arms (C.I.P.), as that Table applies in the version in effect at the time of adoption of this Directive.