ARTICLE 17 RATIFICATION This Protocol shall be ratified by the signatory Member States in accordance with their constitutional procedures. ARTICLE 18 ENTRY INTO FORCE This Protocol shall enter into force thirty (30) days after the deposit of the instruments of ratification by two-thirds of the Member States. ARTICLE 19 ACCESSION This Protocol shall remain open for accession by any Member State. ARTICLE 20 RESERVATIONS No reservations shall be made to this Protocol. ARTICLE 21 WITHDRAWAL 1. Any State Party wishing to withdraw from this Protocol shall give written notice of its intention, six (6) months in advance, to the Executive Secretary. Withdrawal shall be effective on the date of expiration of the notice period. 2. Any States Parties withdrawing from this Protocol shall: a) cease to enjoy all rights and benefits under this Protocol from the effective date of the withdrawal; b) remain bound to the obligations assumed under this Protocol for a period of twelve (12) months from the date of withdrawal. ARTICLE 22 TERMINATION This Protocol may be terminated by a decision of the Summit. ARTICLE 23 DEPOSITARY 1. The original text of this Protocol and all instruments of ratification and accession shall be deposited with the Executive Secretary who shall transmit certified copies to all Member States. 2. The Executive Secretary shall register this Protocol with the Secretariats of the United