specially designed components. Automatic firearms modified to semi-automatic firearms, and their essential components; the foregoing does not apply to Swiss army firearms the ownership of which is acquired by the holder directly from the military authorities, and to components essential for maintaining the functionality of such weapons the following semi-automatic centrefire weapons: Handguns equipped with a high-capacity loading device Small firearms equipped with a high-capacity loading device Semi-automatic small firearms that may be shortened by means of a folding or telescopic shaft or without auxiliary means to a length of less than 60 cm, without losing any functionality Firearms that resemble an article of everyday use and their essential components; Grenade launchers in accordance with Article 4 paragraph 2 letter c Laser devices, night-vision devices, silencers and grenade launchers as an addition to a firearm. Automatic knives with a blade of more than 5 cm and a total length of more than 12 cm. Butterfly knives with a blade of more than 5 cm and a total length of more than 12 cm. Throwing knives; regardless of the shape and size. Symmetrical daggers where blade length is less than 30 cm. Brass knuckles. Shock rods or stun guns. Throwing stars. Buttstock-equipped slingshots (). Tasers. Hidden firearms that imitate an object of utility, such as shooting phones. Acquisition Buying guns In order to purchase most weapons, the purchaser must obtain a weapon acquisition permit (art. 8 WG/LArm). Swiss citizens and foreigners with a C permit over the age of 18 who are not under a curator nor identified as being a danger for themselves or others, and who do not have a criminal record with a conviction for a violent crime or of several convictions as long as they haven't been written out can request such a permit. Foreign nationals who do not have a settlement permit but who are resident in Switzerland must present the competent cantonal authority with an official attestation from their home country confirming they are authorised to acquire the weapon or essential weapon component in that country in order to buy (art. 9a WG/LArm). Foreigners with citizenship to the following countries are explicitly excluded from the right to buy, sell and own weapons and their parts unless they ask for an exceptional authorization to the state: Serbia, Bosnia and Herzegovina, Kosovo, North Macedonia, Turkey, Sri Lanka, Algeria and Albania. The following information must be provided to