1. Member States shall not impede, for the aspects covered by this Regulation, the making available on the market of PPE which complies with this Regulation.
2. At trade fairs, exhibitions and demonstrations or similar events, Member States shall not prevent the showing of PPE which does not comply with this Regulation, provided that a visible sign clearly indicates that the PPE does not comply with this Regulation and is not available on the market until it has been brought into conformity. During demonstrations, adequate measures shall be taken to ensure the protection of persons.