It is a criminal offence to operate a business dealing in knives or swords in Scotland without a Knife Dealer's Licence.

A Knife Dealer's Licence is required for anyone carrying on business as a dealer of the following articles:

• Knives (other than folding pocket knives whose blades do not exceed 3.5 inches (8.91 centimetres) in length or knives designed for domestic use
• Daggers (other than kirpans or skean dhus whose blade does not exceed 3.5 inches (8.91 cm) in length)
• Knife blades (other than those designed for domestic use)
• Swords
• Any other article
         - Which has a blade or
         - Which is sharply pointed
           and which is made or adapted for use for causing injury to the person