The Administrative Council shall take its decisions other than those referred to in paragraphs 2 and 3 by a simple majority of the Contracting States represented and voting.

A majority of three quarters of the votes of the Contracting States represented and voting shall be required for the decisions which the Administrative Council is empowered to take under Article 7, Article 11, paragraph 1, Article 33, paragraphs 1(a) and (c), and 2 to 4, Article 39, paragraph 1, Article 40, paragraphs 2 and 4, Article 46, Article 134a, Article 149a, paragraph 2, Article 152, Article 153, paragraph 7, Article 166 and Article 172.

Unanimity of the Contracting States voting shall be required for the decisions which the Administrative Council is empowered to take under Article 33, paragraph 1(b). The Administrative Council shall take such decisions only if all the Contracting States are represented. A decision taken on the basis of Article 33, paragraph 1(b), shall not take effect if a Contracting State declares, within twelve months of the date of the decision, that it does not wish to be bound by that decision.

Abstentions shall not be considered as votes.