Official Journal of the European Communities
No L 181/9

DIRECTIVE 97/23/EC OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL
of 29 May 1997
on the approximation of the laws of the Member States concerning pressure equipment
 
 
2. The Commission shall enter into consultation with the parties concerned without delay. Where the Commission considers, after this consultation, that the measure is justified, it shall immediately so inform the Member State which took the initiative and the other Member States. 

Where the Commission considers, after this consultation, that the measure is unjustified, it shall immediately so inform the Member State which took the initiative and the manufacturer, or his authorized representative established within the Community. 

Where the decision referred to in paragraph 1 is based on a shortcoming in the standards or in European approvals for materials and where the Member State at the origin of the decision maintains its position the Commission shall immediately inform the Committee referred to in Article 6 in order to initiate the procedure referred to in the first paragraph of Article 6
 

3. Where pressure equipment or an assembly which does not comply bears the CE marking, the competent Member State shall take appropriate action against the person(s) having affixed the CE marking and shall so inform the Commission and the other Member States. 
 
4. The Commission shall ensure that the Member Sates are kept informed of the progress and outcome of this procedure. 
 
Article 9 
Classification of pressure equipment 
 
1. Pressure equipment referred to in Article 3 (1) shall be classified by category in accordance with Annex II, according to ascending level of hazard. 

For the purposes of such classification fluids shall be divided into two groups in accordance with 2.1 and 2.2. 
 

2.1. Group 1 comprises dangerous fluids. A dangerous fluid is a substance or preparation covered by the definitions in Article 2 (2) of Council Directive 67/548/EEC of 27 June 1967 on the approximation of the laws, regulations and administrative provisions relating to the classification, packaging and labelling of dangerous substances (1)
 
Group 1 comprises fluids defined as: 
- explosive, 
- extremely flammable, 
- highly flammable, 
- flammable (where the maximum allowable temperature is above flashpoint), 
- very toxic, 
- toxic, 
- oxidizing.
2.2. Group 2 comprises all other fluids not referred to in 2.1. 
 
3. Where a vessel is composed of a number of chambers, it shall be classified in the highest category applicable to the individual chambers. Where a chamber contains several fluids, classification shall be on the basis of the fluid which requires the highest category. 
 
Article 10 
Conformity assessment 
 
1.1. Before placing pressure equipment on the market, the manufacturer shall subject each item of equipment to one of the conformity assessment procedures described in Annex III, according to the conditions given in this Article.
1.2. The conformity assessment procedures to be applied to an item of pressure equipment with a view to affixing the CE marking shall be determined by the category, as defined in Article 9, in which the equipment is classified.
1.3. The conformity assessment procedures to be applied for the various categories are as follows: 
- category I 
   Module A 
- category II 
   Module A1 
   Module D1 
   Module E1 
- category III 
   Module B1 + D 
   Module B1 + F 
   Module B + E 
   Module B + C1 
   Module H 
- category IV 
   Module B + D 
   Module B + F 
   Module G 
   Module H1
 
(1) OJ No 196, 16. 8. 1967, p. 1. Directive as last amended by Commission Directive 94/69/EC (OJ No L 381, 31. 12. 1994, p. 1). 

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