494 



Article XII 



This Convention shall supersede any International Conventions in 

 force or open for signature, ratification or accession at the date on 

 which the Convention is opened for signature, but only to the extent 

 that such Conventions would be in conflict with it ; however, nothing 

 in this Article shall affect the obligations of Contracting States to non- 

 Contracting States arising under such International Conventions. 



Article XIII 



1. The present Convention shall remain open for signature until 31 

 December 1970 and shall thereafter remain open for accession. 



2. States Members of the United Nations or any of the Specialized 

 Agencies or of the International Atomic Energy Agency or Parties to 

 the Statute of the International Court of Justice may become Parties 

 to this Convention by: 



(a) signature without reservation as to ratification, acceptance 

 or approval; 



(h) signature subject to ratification, acceptance or approval 

 followed by ratification, acceptance or approval; or 



(<?) accession. 



Article XIV 



1. Ratification, acceptance, approval or accession shall be effected 

 by the deposit of a formal instrument to that effect with the Secretary- 

 (xeneral of the Organization. 



2. Any instrument of ratification, acceptance, approval or accession 

 deposited after the entry into force of an amendment to the present 

 Convention with respect to all existing Contracting States, or after the 

 completion of all measures required for the entry into force of the 

 amendment with respect to those Contracting States shall be deemed 

 to apply to the Convention as modified by the amendment. 



Article XV 



1. The jjreseiit Convention shall enter into force on the ninetieth 

 day following the date on which Governments of eight States inchid- 

 ing five States each with nr)t less than 1,000,000 gross tons of tanker 

 tonnage have either signed it ^\^thout reservation as to ratification, 

 acceptance or approval or have deposited instruments of ratifica- 

 tion, acce^)tance, approval or accession with the Secretary-General of 

 the Organization. 



2. For each State which subsequently ratifies, accepts, approves 

 or accedes to it the present Convention shall come into force on the 

 ninetieth day after deposit by such State of the appropriate 

 instrument. 



Article XVI 



1. The present Convention may be denounced by any Contracting 

 State at any tinie after the date on which the Convention comes into 

 force for that State. 



