# Commission Regulation (EU) No 582/2011 of 25 May 2011 implementing and amending Regulation (EC) No 595/2009 of the European Parliament and of the Council with respect to emissions from heavy duty vehicles (Euro VI) and amending Annexes I and III to Directive 2007/46/EC of the European Parliament and of the Council (Text with EEA relevance), Division 8.1.1

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

Paragraph 8.4.1.1 of Annex 11 to UNECE Regulation No 49 shall be understood as follows:
8.4.1.1.‘Until the end of the phase-in period specified in Article 4(7) of this Regulation, the driver warning system described in Section 4 of Annex 11 to UNECE Regulation No 49 shall be activated if a deviation of more than 50 % between the average reagent consumption and the average demanded reagent consumption by the engine system over the period to be defined by the manufacturer, which shall not be longer than the maximum period specified in paragraph 8.3.1 of Annex 11 to UNECE Regulation No 49, is detected.’

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Source: https://www.legislation.gov.uk/eur/2011/582/annex/XIII/division/8/division/8.1/division/8.1.1 (the official version)
Page: https://openlegislation.uk/eu-regulation-2011-582/annex-XIII/division-8/division-8.1/division-8.1.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.