S.L. 427.29 Art. 5Making available on the market and putting into service.

(1) All appropriate measures must be taken to ensure that the pressure equipment and assemblies covered by these regulations may be placed on the market and put into service only if they comply with these regulations, when properly installed and maintained and used for their intended purpose.

(2) The provisions of these regulations shall not prevent from adopting provisions in conformity with the European Union law that are deemed necessary to ensure that persons and in particular, workers are protected when the pressure equipment or assembly in question are put into service or used, provided that this does not mean that such equipment or assembly are modified in a way not specified in these regulations.

(3) At trade fairs, exhibitions or demonstrations, the showing of pressure equipment or assemblies which are not in conformity with these regulations, provided that a visible sign clearly indicates that they are not in conformity and will not be placed or made available on the market until they have been brought into conformity. During demonstrations, adequate safety measures shall be taken to ensure the protection of persons.