Social sustainability Through the endorsement of the UNGPs in June 2011, the world’s businesses received an authoritative, globally recognised reference point for respecting human rights, including the core labour rights. The UNGPs describe a management system for how to respect human rights. They reference what to respect, namely the 48 human rights contained in the International Bill of Human rights, including ILO’s core labour rights. These are also the rights referenced in the first 6 principles of the UN Global Compact. Here is an overview of the 48 human rights that businesses need to consider in human rights due diligence processes. The 48 human rights are the core of social sustainability.