# Council Directive 92/42/EEC of 21 May 1992 on efficiency requirements for new hot-water boilers fired with liquid or gaseous fuels, Article 7

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

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2. The conformity of series-produced boilers shall be certified by:
examination of the efficiency of a boiler type in accordance with module B as described in Annex III,
a declaration of conformity to the approved type in accordance with module C, D or E as described in Annex IV.
For boilers burning gaseous fuels, the procedures for assessing the conformity of their efficiency shall be those used to assess conformity to the safety requirements laid down in Directive 90/396/EEC on the approximation of the laws of the Member States relating to appliances burning gaseous fuels.
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Source: https://www.legislation.gov.uk/eudr/1992/42/article/7 (the official version)
Page: https://openlegislation.uk/eu-directive-1992-42/article-7
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.