Article 26 TRADE DEVELOPMENT Member States shall adopt comprehensive trade development measures aimed at promoting trade within the Community, as provided for in Annex V of this Protocol. PART EIGHT TRADE RELATIONS AMONG MEMBER STATES AND WITH THIRD COUNTRIES Article 27 PREFERENTIAL TRADE ARRANGEMENTS 1. Member States may maintain preferential trade and other trade related arrangements existing at the time of entry into force of this Protocol; 2. Member States may enter into new preferential trade arrangements between themselves, provided that such arrangements are not inconsistent with the provisions of this Protocol. 3. Notwithstanding the provisions of paragraph 1 and 2 of this Article, Member States party to any existing preferential trade arrangements and other trade related arrangements undertake to review the further application of such preferential trade arrangements, with a view to attaining the objectives of this Protocol. Article 28 MOST FAVOURED NATION TREATMENT 1. Member States shall account Most Favoured Nation Treatment to one another.