CRC/C/MEX/CO/3 page 16 insufficiency of rights-based policies to protect the rights of children and adolescents involved in child labour. The Committee is particularly concerned about the large number of child domestic workers, who are vulnerable to abuse. 63. The Committee urges the State to strengthen measures to combat child labour. It recommends that the State party: (a) Formulate, in a participatory manner, a strategy and plan of action to reduce child labour and to safeguard the rights of working children; (b) Strengthen the labour inspectorate to ensure the effective implementation of child labour laws, including the prohibition against employing children under the minimum age; (c) Ratify ILO Convention No. 138 regarding the Minimum Age for Admission to Employment (1973); (d) Seek assistance from ILO/IPEC in this respect. Sexual exploitation and trafficking 64. The Committee notes with interest the different programmes and initiatives existing in the State party to combat sexual exploitation of children as well as the signing of the Memorandum of Understanding, in this regard, with Guatemala. It remains concerned about the extent of sexual exploitation, trafficking and abduction of children in the State party, in particular in Ciudad Juárez, and about the lack of effective legislation to address this problem, both at the state and at the federal level. 65. The Committee urges the State party to ensure that the legislative proposals under review both in the Senate and in the Congress concerning trafficking and sexual exploitation will provide effective protection for child victims and children at risk. The Committee also recommends that the State party: (a) Conduct a comprehensive study to assess the causes, nature and extent of trafficking in children for various purposes, including commercial sexual exploitation; (b) Amend the Penal Code so as to make the sexual exploitation, trafficking and abduction of children all criminal offences; (c) Strengthen measures and adopt multidisciplinary and multisectoral approaches to prevent and combat trafficking in children and the sexual exploitation of children and adolescents; (d) children; Undertake awareness-raising campaigns, particularly for parents and (e) Ensure that trafficked children and children who have been subjected to sexual and economic exploitation are treated as victims and that perpetrators are prosecuted;