1.Member States shall not prohibit, restrict or hinder the making available on the market of pyrotechnic articles which satisfy the requirements of this Directive.
2.This Directive shall not preclude measures taken by a Member State to prohibit or restrict the possession, use and/or the sale to the general public of category F2 and F3 fireworks, theatrical pyrotechnic articles and other pyrotechnic articles, which are justified on grounds of public order, security, health and safety, or environmental protection.
3.At trade fairs, exhibitions and demonstrations for the marketing of pyrotechnic articles, Member States shall not prevent the showing and use of pyrotechnic articles not in conformity with this Directive, provided that a visible sign clearly indicates the name and date of the trade fair, exhibition or demonstration in question and the non-conformity and non-availability for sale of the pyrotechnic articles until brought into conformity. During such events, appropriate safety measures shall be taken in accordance with any requirements laid down by the competent authority of the Member State concerned.
4.Member States shall not prevent the free movement and use of pyrotechnic articles manufactured for the purpose of research, development and testing and which are not in conformity with this Directive, provided that a visible sign clearly indicates their non-conformity and non-availability for purposes other than research, development and testing.