Census is forthcoming in Pakistan after over two-decade lapse. Census in Pakistan, unlike elsewhere, is the core of not only economy and development, but also of the polity and inter-provincial relationships.
International law has some exclusive aspects like right to self-determination and right to self-defence. In this regard, following Articles and a Paragraph of International law are important particularly with reference to federations and federating states/provinces.
Convention against Torture and Other Cruel, Inhuman or Degrading Treatment or Punishment (adopted UNGA Resolution 39/46 10 December 1984): Preamble of this Convention in Paragraph 2 and 3 mentions Article 55 of the Charter of the United Nations regarding UN member countries obligation for promoting "universal respect and observance of, human rights and fundamental freedoms", and also mentions Article 5 of the Universal Declaration of Human Rights, and Article 7 of the International Covenant of Civil and Political Rights that "no one shall be subjected to torture or to cruel, inhuman or degrading treatment or punishment".