13. (a) Each High Contracting Party may denounce the present Protocol, on its own behalf, or on behalf of any territory for whose international relations it is responsible.
(b) The denunciation shall be notified by an instrument in writing, deposited with the Director-General of the United Nations Educational, Scientific and Cultural Organization.
(c) The denunciation shall take effect one year after receipt of the instrument of denunciation. However, if, on the expiry of this period the denouncing Party is involved in an armed conflict, the denunciation shall not take effect until the end of hostilities, or until the operations of repatriating cultural property are completed, whichever is later.