1. The States Parties shall submit to the Committee, through the Secretary-General of the United Nations, reports on the measures they have taken to give effect to their undertakings under this Convention, within one year after the entry into force of the Convention for the State Party concerned. Thereafter the States Parties shall submit supplementary reports every four years on any new measures taken and such other reports as the Committee may request.

2. The Secretary-General of the United Nations shall transmit the reports to all States Parties.

3. Each report shall be considered by the Committee which may make such general comments on the report as it may consider appropriate and shall forward these to the State Party concerned. That State Party may respond with any observations it chooses to the Committee.

4. The Committee may, at its discretion, decide to include any comments made by it in accordance with paragraph 3 of this article, together with the observations thereon received from the State Party concerned, in its annual report made in accordance with article 24. If so requested by the State Party concerned, the Committee may also include a copy of the report submitted under paragraph 1 of this article.