(b) Set out whether their laws comply with the principles of articles 9, 15 and 16 and where, by reason of religious or private law or custom, compliance with the law or with the Convention is impeded. Legislation 49. States parties should, where necessary to comply with the Convention, in particular in order to comply with articles 9, 15 and 16, enact and enforce legislation. Encouraging compliance with the Convention 50. Assisted by the comments in the present general recommendation, and as required by articles 2, 3 and 24, States parties should introduce measures directed at encouraging full compliance with the principles of the Convention, particularly where religious or private law or custom conflict with those principles.