ARTICLE 11.4 INSTITUTIONAL FRAMEWORK 1. Member States shall establish complementary institutional frameworks for their postal services operated along commercial lines. 2. For the purposes of paragraph 1, Member States shall adopt national legislation which establishes postal administrations as legally-autonomous commercial entities subject to appropriate regulatory supervision. 3. The legislation referred to in paragraph 2 shall be based on a regionally harmonised position which a) clearly distinguishes between service areas reserved to the universal service provider and other private service providers; b) vests operational and regulatory functions in two distinct entities; and c) specifies the responsibilities of the regulatory authority. 4. The responsibilities of the regulatory authority referred to in paragraph 3 (c) shall include, but not be limited to a) the scope of the universal services required and the means to achieve this requirement; b) ensuring that the special rights of reserved service providers are observed; c) ensuring satisfactory quality of service on the part of the reserved service operator; and d) ensuring fair competition in the non-reserved area. ARTICLE 11.5 OPERATIONAL STANDARDS AND PROCEDURES 1. Member States shall endeavour to adopt harmonised operating regulations, procedures and quality standards to promote inter-operability based on the norms laid down by the UPU, in particular, with regard to a) international postal services; b) financial services, including postal and money order services; c) electronic mail; d) expedited mail service; e) computerised track-and-trace systems; f) documentation;