Article 12 Meetings 1. The Council shall meet twice a year in Ordinary Session. One such Session shall precede the Ordinary Session of the Assembly. An extra-ordinary Session may be convened by the Chairman of the Council or at the request of a Member State provided that such request is supported by two-thirds of the members of the Council. 2. The office of the Chairman of the Council shall be held by the Minister of a Member State elected by the Council after consultations among its members. Article 13 Regulations 1. The Council shall act by regulations. 2. Without prejudice to the provisions of paragraph (5) of Article 18 of this Treaty, such regulations shall be binding on Member States, subordinate organs of the Community and regional economic communities after their approval by the Assembly. Notwithstanding the foregoing provisions, regulations adopted as aforesaid shall forthwith have a binding effect in the case of delegation of powers by the Assembly pursuant to paragraph 3(j) of Article 8 hereof. 3. Regulations shall be enforceable automatically thirty (30) days after the date of their signature by the Chairman of the Council and shall be published in the official journal of the Community. 4. Unless otherwise provided in this Treaty, regulations shall be adopted by consensus or, failing that, by two-thirds majority of Member States. Article 14 The Pan-African Parliament 1. In order to ensure that the peoples of Africa are fully involved in the economic development and integration of the Continent, there shall be established a Pan-African Parliament. 2. The composition, functions, powers and organisation of the Pan-African Parliament shall be defined in a Protocol providing thereof. 16