| Label | Provision |
|---|---|
| Art.18 | Article XVIII |
| Art.18.1 | 1. A Conference for the purpose of revising or amending the present Convention may be convened by the Organization. |
| Art.18.2 | 2. The Organization shall convene a Conference of the Contracting States for revising or amending the present Convention at the request of not less than one-third of the Contracting States. |
