Energy Charter Treaty

165 PEEREA (3) Amendments to this Protocol, texts of which have been adopted by the Charter Conference, shall be communicated by the Secretariat to the Depositary which shall submit them to all Contracting Parties for ratification, acceptance or approval. (4) Instruments of ratification, acceptance or approval of amendments to this Protocol shall be deposited with the Depositary. Amendments shall enter into force between Contracting Parties having ratified, accepted or approved them on the thirtieth day after deposit with the Depositary of instruments of ratification, acceptance or approval by at least three- fourths of the Contracting Parties. Thereafter the amendments shall enter into force for any other Contracting Party on the thirtieth day after that Contracting Party deposits its instrument of ratification, acceptance or approval of the amendments. Article 18: Entry into Force (1) This Protocol shall enter into force on the thirtieth day after the date of deposit of the fifteenth instrument of ratification, acceptance or approval thereof, or of accession thereto, by a state or Regional Economic Integration Organisation which is a signatory to the Charter and a Contracting Party to the Energy Charter Treaty or on the same date as the Energy Charter Treaty enters into force, whichever is later. (2) For each state or Regional Economic Integration Organisation for which the Energy Charter Treaty has entered into force and which ratifies, accepts, or approves this Protocol or accedes thereto after the Protocol has entered into force in accordance with paragraph (1), the Protocol shall enter into force on the thirtieth day after the date of deposit by such state or Regional Economic Integration Organisation of its instrument of ratification, acceptance, approval or accession. (3) For the purposes of paragraph (1), any instrument deposited by a Regional Economic Integration Organisation shall not be counted as additional to those deposited by member states of such Organisation. Article 19: Reservations No reservations may be made to this Protocol.