# Directive 2014/68/EU of the European Parliament and of the Council of 15 May 2014 on the harmonisation of the laws of the Member States relating to the making available on the market of pressure equipment (recast) (Text with EEA relevance), Division 4.2: The pressure equipment manufacturer shall:

Extent: E+W+S+N.I.

(a) define in an appropriate manner the values necessary for the design calculations referred to in point 2.2.3 and the essential characteristics of the materials and their treatment referred to in point 4.1;
(b) provide in his technical documentation elements relating to compliance with the materials specifications of this Directive in one of the following forms:
by using materials which comply with harmonised standards,
by using materials covered by a European approval of pressure equipment materials in accordance with Article 15,
by a particular material appraisal;
(c) for pressure equipment in categories III and IV, a specific assessment of the particular material appraisal shall be performed by the notified body in charge of conformity assessment procedures for the pressure equipment.

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Source: https://www.legislation.gov.uk/eudr/2014/68/annex/I/division/1/division/n8/division/4.2 (the official version)
Page: https://openlegislation.uk/eu-directive-2014-68/annex-I/division-1/division-n8/division-4.2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.