HomeTransportation Status Lists ...10. Protocol on the Authentic Six-Language Text of the Convention on International Civil Aviation (Chicago, 1944), done at Montreal October 1, 1998 hide 10. Protocol on the Authentic Six-Language Text of the Convention on International Civil Aviation (Chicago, 1944), done at Montreal October 1, 1998 Depositary – Treaty Affairs Office of Treaty Affairs Not yet in force. This Protocol shall come into force on the thirtieth day after twelve States shall have signed it without reservation as to acceptance or accepted it and after entry into force of the amendment to the final clause of the Convention adopted on 1 October 1998, which provides that the text of the Convention in the Chinese language is of equal authenticity. Download Status List [193 KB] Tags Multilateral Transportation Treaties