Article 16 International Covenant on Economic, Social and Cultural Rights
1. The States Parties to the present Covenant undertake to submit in conformity with this part of the Covenant reports on the measures which they have adopted and the progress made in achieving the observance of the rights recognized herein.
2.
(a) All reports shall be submitted to the Secretary-General of the United Nations, who shall transmit copies to the Economic and Social Council for consideration in accordance with the provisions of the present Covenant;
(b) The Secretary-General of the United Nations shall also transmit to the specialized agencies copies of the reports, or any relevant parts therefrom, from States Parties to the present Covenant which are also members of these specialized agencies in so far as these reports, or parts therefrom, relate to any matters which fall within the responsibilities of the said agencies in accordance with their constitutional instruments.
See also: Article 15 ICESCR