[20] The Commission and Committee encourage States Parties to engage with children, young people, communities, traditional leaders and other stakeholders in the development of laws prohibiting child marriage. Stakeholders may include, as appropriate, teachers, health care workers, members of the legislature and executive, law enforcement and judicial officers, immigration officials, social and community development workers, non-governmental organisations, parents and the general public in circumstances where public attitudes support child marriage. Ensure personal, full and free consent to marry [21] Legislation must require that both parties to a marriage give full and free consent. Persons below the age of 18 are not able to give full and free consent to a marriage or similar union. [22] The requirement of full and free consent must extend to all forms of marriage. Although parental consent may be required in certain instances, the personal, full and free consent of both parties to a marriage cannot be replaced by the consent of a parent, legal guardian or any other person. [23] Marriage officers must verify the fact of consent. The absence of personal, full and free consent should be clearly established as a legal ground for the annulment of a presumed marriage. Undertake constitutional reforms [24] It is highly desirable that where constitutional reforms are undertaken, non- 14