Article 33 1.

Before placing a product covered by Article 28 or 29 on the market, the natural or legal persons responsible shall ensure that the applicable conformity assessment procedure has been carried out and that the required technical documentation has been drawn up. Where compliance of a product with the applicable requirements has been demonstrated by the conformity assessment procedure, the natural or legal persons responsible shall ensure that an EU declaration of conformity has been drawn up and the CE marking has been affixed.