142 



3. Any changes in the designations or authorizations under the pro- 

 visions of this Article shall be communicated by the Party concerned 

 to the Secretariat for transmission to all other Parties. 



4. Any Management Authority referred to in paragraph 2 of this 

 Article shall if so remicsted by the Secretariat or the Management 

 Authority of another Party, communicate to it impression of stanips, 

 seals or other devices used to authenticate permits or certificates. 



Article X 



TKADE WITH STATES XOT PARTY TO THE CON'VEXTIOX 



"Where export or re-export is to, or import is from, a State not a 

 party to the present Convention, comparable documentation issued by 

 the competent authorities in that State which substantially conforms 

 with the requirements of the present Convention for permits and cer- 

 tificates may be accepted in lieu thereof by any Party. 



Article XI 



COXFEREXCE OF THE PARTIES 



1. The Secretariat shall call a meeting of the Conference of the 

 Parties not later than two years after the entry into force of the pres- 

 ent Convention. 



2. Thereafter the Secretariat shall convene regular meetings at least 

 once every two years, unless the Conference decides otherwise, and 

 extraordinary meetings at any time on the written request of at least 

 one-third of the Parties. 



8. At meetings, whether regular or extraordinary, the Parties shall 

 review the implementation of the present Convention and may : 



(a) make such provision as may be necessary to enable the Sec- 

 retariat to carry out its duties; 



(b) consider and adopt amendments to Appendices I and II in 

 accordance with Article XV; 



(c) review the progress made towards the restoration and con- 

 servation of the species included in Appendices I, II and III; 



(d) receive and consider any reports presented by the Secre- 

 tariat or by any Party ; and 



(e) where appropriate, make recommendations for improving 

 the effectiveness of the present Convention. 



4. At each regular meeting, the Parties may determine the time and 

 venue of the next regular meeting to be held in accordance with the 

 provisio]is of paragraph 2 of this Article. 



5. At any meeting, the Parties may determine and adopt rules of 

 procedure for the meeting. 



6. The United Xations, its Specialized Agencies and the Interna- 

 tional Atomic Energy Agency, as well as any State not a Party to the 

 present Convention, may be represented at meetings of the Conference 

 by observers, who shall have the right to participate but not to vote. 



