# Commission Decision of 19 November 2008 establishing detailed guidelines for the implementation and application of Annex II to Directive 2004/8/EC of the European Parliament and of the Council (notified under document number C(2008) 7294) (Text with EEA relevance) (2008/952/EC), Division 5.3

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

The calculation of overall efficiency has to be based on the actual operational data taken from real/registered measured values of the specific cogeneration unit, collected over the reporting period. Generic or certified values provided by the manufacturer (according to the specific technology) cannot be used.

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Source: https://www.legislation.gov.uk/eudn/2008/952/annex/division/I/division/5/division/5.3 (the official version)
Page: https://openlegislation.uk/eu-decision-2008-952/annex/division-I/division-5/division-5.3
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.