The Department functions under several legislative mandates, which include among others the following:

International agreements

Work of the department is further guided by international obligations that stem from around 18 international conventions, protocols, treaties and other agreements to which South Africa is a Party. These include Agenda 21, the 2030 Agenda for Sustainable Development goals and its associated Sustainable Development Goals, United Nations Framework Convention on Climate Change (UNFCC, 1992) and the Kyoto Protocol (1997). Furthermore, South Africa is a signatory to the Paris Agreement (2016), Convention on Biological Diversity (1995) and the Nagoya protocol, Convention on the Conservation of Migratory Species of Wild Animals (1991), Convention on Wetlands of International Importance (RAMSAR) (1975), Convention on International Trade in Endangered Species of Fauna and Flora – CITES (1975), Lusaka Agreement on Co-operative Operations Directed at all Illegal Trade in Wild Fauna & Flora (1974, the International Treaty on Plant Genetic Resources for Food and Agriculture (2009) coordinated by the Food and Agriculture Organisation of the United Nations, the World Heritage Convention, and the Guidelines of the International Union for Conservation of Nature (IUCN).