Energy Charter Treaty

75 Energy Charter Treaty provided that no such measure shall constitute a disguised restriction on Economic Activity in the Energy Sector, or arbitrary or unjustifiable discrimination between Contracting Parties or between Investors or other interested persons of Contracting Parties. Such measures shall be duly motivated and shall not nullify or impair any benefit one or more other Contracting Parties may reasonably expect under this Treaty to an extent greater than is strictly necessary to the stated end. (3) The provisions of this Treaty other than those referred to in paragraph (1) shall not be construed to prevent any Contracting Party from taking any measure which it considers necessary: (a) for the protection of its essential security interests including those (i) relating to the supply of Energy Materials and Products to a military establishment; or (ii) taken in time of war, armed conflict or other emergency in international relations; (b) relating to the implementation of national policies respecting the non-proliferation of nuclear weapons or other nuclear explosive devices or needed to fulfil its obligations under the Treaty on the Non-Proliferation of Nuclear Weapons, the Nuclear Suppliers Guidelines, and other international nuclear non-proliferation obligations or understandings; or (c) for the maintenance of public order. Such measure shall not constitute a disguised restriction on Transit. (4) The provisions of this Treaty which accord most favoured nation treatment shall not oblige any Contracting Party to extend to the Investors of any other Contracting Party any preferential treatment: (a) resulting from its membership of a free-trade area or customs union; or [DECISION With respect to Articles 24(4)(a) and 25 An Investment of an Investor referred to in Article 1(7)(a)(ii), of a Contracting Party which is not party to an EIA or a member of a free-trade area or a customs union, shall be entitled to treatment accorded under such EIA, free-trade area or customs union, provided that the Investment: