# Commission Decision of 20 March 2006 on the detailed technical requirements for carrying out the tests specified in Directive 2005/66/EC of the European Parliament and of the Council relating to the use of frontal protection systems on motor vehicles (notified under document number C(2006) 776) (Text with EEA relevance) (2006/368/EC), Division 1.1

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

‘Ground reference level’ means the horizontal plane parallel to the ground level, representing the ground level for a vehicle placed at rest on a flat surface with the hand brake on and the vehicle positioned in its normal ride attitude.

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Source: https://www.legislation.gov.uk/eudn/2006/368/annex/part/I/division/1/division/1.1 (the official version)
Page: https://openlegislation.uk/eu-decision-2006-368/annex/part-I/division-1/division-1.1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.