Artikel 6

(1). The tariffs on any agreed service shall be established at reasonable levels, due regard being paid to all relevant factors including cost of operation, reasonable profit, characteristics of service (such as standards of speed and accommodation) and the tariffs of other airlines for any part of the specified route. These tariffs shall be fixed in accordance with the following provisions of this Article.
(2). The tariffs referred to in paragraph (1) of this Article, together with the rates of agency commission used in conjunction with them shall, if possible, be agreed in respect of each of the specified routes between the designated airlines concerned, in consultation with other airlines operating over the whole or part of that route, and such agreement shall, where possible, be reached through the rate-fixing machinery of the International Air Transport Association.
(3). If the designated airlines cannot agree on any of these tariffs, or if for some reason a tariff cannot be agreed in accordance with the provisions of paragraph (2) of this Article, the aeronautical authorities of the Contracting Parties shall try to determine the tariff by agreement between themselves.
(4). If the aeronautical authorities cannot agree on the determination of any tariff under paragraph (3), the dispute shall be settled in accordance with the provisions of Article 10 of the present Agreement.
(5). When tariffs have been established in accordance with the provisions of this Article these tariffs shall remain in force until new tariffs have been established in accordance with the provisions of this Article.