The CNSC is responsible for implementing measures to ensure that Canada's international obligations are met with respect to activities related to nuclear and radioactive materials. This includes Canada's safeguards obligations pursuant to the Treaty on the Non-Proliferation of Nuclear Weapons. The CNSC also licences the import, export, and transportation of nuclear materials and other prescribed substances, equipment, technology, and dual-use items. The highest-ranking member of the commission is designated by the Governor in Council to be the Canadian Nuclear Safety Commission's president and Chief Executive Officer. The President holds office as a Commission member on a full-time basis. The Commission Tribunal establishes legally-binding regulations governing the use of nuclear materials pursuant to the "Nuclear Safety and Control Act".