Article 3 Ammunition/Munitions Each State Party shall establish and maintain a national control system to regulate the export of ammunition/munitions fired, launched or delivered by the conventional arms covered under Article 2 (1), and shall apply the provisions of Article 6 and Article 7 prior to authorizing the export of such ammunition/munitions. Article 4 Parts and Components Each State Party shall establish and maintain a national control system to regulate the export of parts and components where the export is in a fo rm that provides the capability to assemble the conventional arms covered under Article 2 (1) and shall apply the provisions of Article 6 and Article 7 prior to authorizing the export of such parts and components. Article 5 General Implementation 1. Each State Party shall implement this Treaty in a consistent, objective and non-discriminatory manner, bearing in mind the principles referred to in this Treaty. 2. Each State Party shall establish and maintain a national control system, including a national control list, in order to implement the provisions of this Treaty. 3. Each State Party is encouraged to apply the provisions of this Treaty to the broadest range of conventional arms. National definitions of any of the categories covered under Article 2 (1) (a)-(g) shall not cover less than the descriptions used in the United Nations Register of Conventional Arms at the time of entry into force of this Treaty. For the category covered under Article 2 (1) (h), national definitions shall not cover less than the descriptions used in relevant United Nations instruments at the time of entry into force of this Treaty. 4. Each State Party, pursuant to its national laws, shall provide its national control list to the Secretariat, which shall make it available t o other States Parties. States Parties are encouraged to make their control lists publicly available. 5. Each State Party shall take measures necessary to implement the provisions of this Treaty and shall designate competent national authorities in order t o have an effective and transparent national control system regulating the transfer of conventional arms covered under Article 2 (1) and of items covered under Article 3 and Article 4. 6. Each State Party shall designate one or more national points of con tact to exchange information on matters related to the implementation of this Treaty. Each State Party shall notify the Secretariat, established under Article 18, of its national point(s) of contact and keep the information updated. Article 6 Prohibitions 1. A State Party shall not authorize any transfer of conventional arms covered under Article 2 (1) or of items covered under Article 3 or Article 4, if the transfer 4 13-27217