parts and components and ammunition that is necessary to trace and identify those firearms and, where appropriate and feasible, their parts and components and ammunition which are illicitly manufactured or trafficked and to prevent and detect such activities. Such information shall include: (a) The appropriate markings required by article 8 of this Protocol; (b) In cases involving international transactions in firearms, their parts and components and ammunition, the issuance and expiration dates of the appropriate licences or authorizations, the country of export, the country of import, the transit countries, where appropriate, and the final recipient and the description and quantity of the articles. Article 8. Marking of firearms 1. For the purpose of identifying and tracing each firearm, States Parties shall: (a) At the time of manufacture of each firearm, either require unique marking providing the name of the manufacturer, the country or place of manufacture and the serial number, or maintain any alternative unique userfriendly marking with simple geometric symbols in combination with a numeric and/or alphanumeric code, permitting ready identification by all States of the country of manufacture; (b) Require appropriate simple marking on each imported firearm, permitting identification of the country of import and, where possible, the year of import and enabling the competent authorities of that country to trace the firearm, and a unique marking, if the firearm does not bear such a marking. The requirements of this subparagraph need not be applied to temporary imports of firearms for verifiable lawful purposes; (c) Ensure, at the time of transfer of a firearm from government stocks to permanent civilian use, the appropriate unique marking permitting identification by all States Parties of the transferring country. 2. States Parties shall encourage the firearms manufacturing industry to develop measures against the removal or alteration of markings. Article 9. Deactivation of firearms A State Party that does not recognize a deactivated firearm as a firearm in accordance with its domestic law shall take the necessary measures, including the establishment of specific offences if appropriate, to prevent the illicit reactivation of deactivated firearms, consistent with the following general principles of deactivation: 75