Warning. Technical requirements given in EU legislation are mandatory, while the use of harmonised standards is usually voluntary. ... In most cases, using harmonised standards is voluntary.

What does it mean if a standard is harmonized?

A harmonised standard is a European standard developed by a recognised European Standards Organisation: CEN, CENELEC, or ETSI. ... Manufacturers, other economic operators, or conformity assessment bodies can use harmonised standards to demonstrate that products, services, or processes comply with relevant EU legislation.

How do you tell if a standard is Harmonised?

Harmonized standards are those European standards whose references have been published in the Official Journal of the European Communities with respect to a particular directive. They can then be used to derive a presumption of conformity with the essential requirements of that directive.