# Commission Implementing Regulation (EU) 2017/656 of 19 December 2016 laying down the administrative requirements relating to emission limits and type-approval of internal combustion engines for non-road mobile machinery in accordance with Regulation (EU) 2016/1628 of the European Parliament and of the Council (Text with EEA relevance), Division 2.1: General


An engine family is characterised by design parameters. These shall be common to all engines within the engine family. The engine manufacturer may decide, which engines belong to an engine family, as long as the membership criteria listed in paragraph 2.4 are respected. The engine family shall be approved by the approval authority. The manufacturer shall provide to the approval authority the appropriate information relating to the emissions levels of the members of the engine family.

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Source: https://www.legislation.gov.uk/eur/2017/656/attachment/10/division/division/2./division/2.1. (the official version)
Page: https://openlegislation.uk/eu-regulation-2017-656/attachment-10/division/division-2./division-2.1.
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.