¹The accreditation of certification bodies as referred to in paragraphs 1 and 2 of this Article shall take place on the basis of requirements approved by the supervisory authority which is competent pursuant to Article 55 or 56 or by the Board pursuant to Article 63. ²In the case of accreditation pursuant to point (b) of paragraph 1 of this Article, those requirements shall complement those envisaged in Regulation (EC) No 765/2008 and the technical rules that describe the methods and procedures of the certification bodies