Hungary
Carrying a knife with blade length over 8 centimetres (3.1 in) is prohibited in public places in Hungary unless justified by sport, work or everyday activity. Automatic Knives, throwing stars and "French knives" are prohibited regardless of blade length and may be sold only to members of the army, law enforcement and the national security agency. Violation may be punished with a fine up to 50000 HUF. Possession at home and transportation in secure wrapping is allowed for everyone.
Read more about this topic: Knife Legislation