Artikel 15

1. The Parties shall, within five years from the entry into force of the Convention and every five years thereafter, and, in any case, whenever a majority of the representatives of the Parties so request, hold multilateral consultations within the Council of Europe to examine the application of the Convention and the advisability of revising it or extending any of its provisions. These consultations shall take place at meetings convened by the Secretary General of the Council of Europe.
2. Each Party shall have the right to appoint a representative to participate in these consultations. Any member State of the Council which is not a Party to the Convention shall have the right to be represented by an observer in these consultations.
3. After each consultation, the Parties shall submit to the Committee of Ministers of the Council of Europe a report on the consultation and on the functioning of the Convention including, if they consider it necessary, proposals for the amendment of Articles 15 to 23 of the Convention.
4. Subject to the provisions of this Convention, the Parties shall draw up the rules of procedure for the consultations.