According to the Constitution of the Islamic Republic of Pakistan 1973.

Wherein shall be guaranteed fundamental rights including equality of status, of opportunity and before law, social, economic and political justice, and freedom of thought, expression, belief, faith, worship and association, subject to law and public morality.

Wherein adequate provision shall be made to safeguard the legitimate interest of minorities and backward and depressed classes.

So far as the Children's rights or Women's rights are concerned, fight for it is the related affairs of the Law Department. For example there are different children or women in different jails and are not being provided justice, so advices or vice versa is the work of Law Department.