О ВОЗДУШНОМ СООБЩЕНИИ. Соглашение. Правительство РФ. 11.05.10

Article 19
                     Modification of the Agreement
                                   
     1. If either of the Contracting Parties considers it desirable to
modify the terms of the present Agreement and the Annex thereto it may
request  a consultation with the aeronautical authorities of the State
of  the  other  Contracting  Party. Consultations shall begin within a
period  of sixty (60) days from the date of the receipt of the request
unless  the  aeronautical  authorities of the State of the Contracting
Parties agree upon the prolongation of that period.
     2.  The  modifications of the Agreement shall come into effect on
the  date of the last written notification through diplomatic channels
confirming  that  the  Contracting  Parties  have  fulfilled all their
internal procedures for the entry into force of such modifications.
     3.  The  modifications  of  Annex of the present Agreement may be
made  by  an  agreement  between  the  aeronautical authorities of the
States of the Contracting Parties.