Qualification and treatment of business entities. As regards arrangements that may be applied in matters of establishment and provision of services, the ACP States, on the one hand, and the Member States, on the other, shall treat nationals and companies or firms of the ACP States and nationals and companies or firms of the Member States respectively on a non- discriminatory basis. However, if, for a given activity, an ACP State or a Member State is unable to provide such treatment, the ACP State or the Member State, as the case may be, shall not be bound to accord such treatment for that activity to the nationals and companies or firms of the State concerned.