Ratification declaration notes
(a) On 15 February 1994, the UN Secretary-General received from the Government of Portugal the notification of application of the Vienna Convention, the Montreal Protocol and the London Ammendment to Macau.
(b) On 21 October 1999 the Government of Portugal notified the United Nations Secretary-General of the following:
In accordance with the Joint Declaration of the Government of the Portuguese Republic and the Government of the People's Republic of China on the Question of Macau signed on 13 April 1987, the Portuguese Republic will continue to have international responsibility for Macau until 19 December 1999 and from that date onwards the People's Republic of China will resume the exercise of sovereignty over Macau with effect from 20 December 1999.
From 20 December 1999 onwards the Portuguese Republic will cease to be responsible for the international rights and obligations arising from the application of the Vienna Convention and the Montreal Protocol to Macau.