1.Member States shall establish or appoint approval authorities and market surveillance authorities in accordance with this Regulation.
2.Member States shall notify the Commission of the establishment and appointment of the approval and market surveillance authorities referred to in paragraph 1, including their names, postal and electronic addresses and areas of responsibility. The Commission shall publish a list and details of the approval authorities on its website.
3.Member States shall only permit the placing on the market of:
(a)engines that are covered by a valid EU type-approval granted in accordance with this Regulation, regardless of whether they are already installed in non-road mobile machinery; and
(b)non-road mobile machinery in which engines as referred to in point (a) are installed.
4.Member States shall not prohibit, restrict or impede the placing on the market of:
(a)engines on grounds relating to aspects of their construction and functioning covered by this Regulation, where those engines satisfy its requirements;
(b)non-road mobile machinery on grounds relating to gaseous and particulate pollutant emissions from engines installed in such machinery, where those engines fall within the scope of this Regulation and satisfy its requirements.
5.Member States shall organise and carry out market surveillance and the control of engines on the market in accordance with Chapter III of Regulation (EC) No 765/2008.