3.
Harmonised standards shall provide the methods and the criteria for assessing the performance of the construction products in relation to their essential characteristics. When provided for in the relevant mandate, a harmonised standard shall refer to an intended use of products to be covered by it. Harmonised standards shall, where appropriate and without endangering the accuracy, reliability or stability of the results, provide methods less onerous than testing for assessing the performance of the construction products in relation to their essential characteristics.
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Source: EUR-Lex (Cellar) · retrieved 2026-10-12 · Text as adopted (Official Journal); later amendments are not incorporated in this text.