Artikel 23

1. In operating or holding out the authorized services on the agreed routes, any designated airline of one Party may enter into cooperative marketing arrangements such as joint venture, blocked space or code sharing arrangements, with:
a) an airline or airlines of either Party;
b) an airline or airlines of a third country; and
c) a surface transportation provider of any country,
provided that all airlines in such arrangements 1) hold the appropriate authority and 2) meet the requirements normally applied to such arrangements.
2. The Parties agree to take the necessary action to ensure that consumers are fully informed and protected with respect to code shared flights operating to or from their territory and that, as a minimum, passengers be provided with the necessary information in the following ways:
a) orally and, if possible, in writing at the time of booking;
b) in written form, on the ticket itself and/or (if not possible), on the itinerary document accompanying the ticket or on any other document replacing the ticket, such as a written confirmation, including information on whom to contact in case of a problem and a clear indication of which airline is responsible in case of damage or accident; and
c) orally again, by the airline's ground staff at all stages of the journey.
3. The airlines are required to file for approval any proposed cooperative arrangement with the aeronautical authorities of both Parties at least thirty (30) days before its proposed introduction.