To establish a framework for co-operation in the sustainable development, utilisation, conservation and management of the Mekong River Basin. Summary of provisions: Parties agree to, inter alia, co-operate in all fields of sustainable development, utilisation, management and conservation of the water and related resources of the Mekong River Basin (art. 1), and protect the environment, natural resources, aquatic life and conditions and ecological balance from pollution or other harmful effects resulting from any use of the Basin (art. 3). Other provisions deal with equitable and reasonable utilisation of the Basin, prevention and cessation of harmful effects, State responsibility for damages, freedom of navigation, and emergency situations. Institutional mechanisms: A Mekong River Commission is established, consisting of three permanent bodies: the Council, the Joint Committee and a Secretariat (art. 11). The Joint Committee is to, inter alia, prepare and propose for approval of the Council Rules for Water Utilisation and Inter-Basin Diversions (art. 26).