http://www.legislation.gov.uk/eur/2018/985/article/1/adoptedCommission Delegated Regulation (EU) 2018/985 of 12 February 2018 supplementing Regulation (EU) No 167/2013 of the European Parliament and of the Council as regards environmental and propulsion unit performance requirements for agricultural and forestry vehicles and their engines and repealing Commission Delegated Regulation (EU) 2015/96 (Text with EEA relevance)Commission Delegated Regulation (EU) 2018/985Commission Delegated Regulation (EU) 2018/985 of 12 February 2018 supplementing Regulation (EU) No 167/2013 of the European Parliament and of the Council as regards environmental and propulsion unit performance requirements for agricultural and forestry vehicles and their engines and repealing Commission Delegated Regulation (EU) 2015/96 (Text with EEA relevance)2020-12-12King's Printer of Acts of Parliamenthttps://webarchive.nationalarchives.gov.uk/eu-exit/https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX:32018R0985texttext/xmlen CHAPTER I <Strong>SUBJECT MATTER AND DEFINITIONS</Strong> Subject matter Article 1 This Regulation establishes the detailed technical requirements on the environmental and propulsion unit performance and permissible external sound levels for the approval of: agricultural and forestry vehicles; engines with regard to their installation and the impact this has on engine performance; their systems, components and separate technical units; and the test procedures necessary to assess the compliance with the requirements referred to in point (a). This Regulation also establishes the detailed requirements with regard to type-approval procedures and conformity of production.