# Commission Delegated Regulation (EU) 2015/68 of 15 October 2014 supplementing Regulation (EU) No 167/2013 of the European Parliament and of the Council with regard to vehicle braking requirements for the approval of agricultural and forestry vehicles (Text with EEA relevance), Division 2.1.1.4

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

It is not permitted to fit any adjustable valves that would allow the performance of the braking system to be changed by the user of the vehicle such that, in service, it is not subject to the requirements of this Regulation. An adjustable valve that can only be operated by the manufacturer through the use of special tools or the provision of a tamper proof seal shall be permitted provided that the user of the vehicle is not able to adjust this valve or that any user adjustment is readily identifiable by enforcement authorities.

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Source: https://www.legislation.gov.uk/eur/2015/68/annex/I/division/2/division/2.1/division/2.1.1/division/2.1.1.4 (the official version)
Page: https://openlegislation.uk/eu-regulation-2015-68/annex-I/division-2/division-2.1/division-2.1.1/division-2.1.1.4
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.