Division 2.4.1.3 United Kingdom Original text. Later amendments are not shown. The ratio of emission results ‘r’ shall be determined for each pollutant as follows: r = emission result on reference fuel 2 emission result on reference fuel 1 or, r a = emission result on reference fuel 2 emission result on reference fuel 3 and r b = emission result on reference fuel 1 emission result on reference fuel 3 Notes on Division 2.4.1 Textual amendments F1 Substituted by Commission Delegated Regulation (EU) 2018/989 of 18 May 2018 amending and correcting Delegated Regulation (EU) 2017/654 supplementing Regulation (EU) 2016/1628 of the European Parliament and of the Council with regard to technical and general requirements relating to emission limits and type-approval for internal combustion engines for non-road mobile machinery (Text with EEA relevance). ← Division 2.4.1.2 Division 2.4.1.3 Division 2.4.1.4 →