# The Road Vehicles (Construction and Use) Regulations 1986, Regulation 107: Leaving motor vehicles unattended

Extent: E+W+S

(1) Save as provided in paragraph (2), no person shall leave, or cause or permit to be left, on a road a motor vehicle which is not attended by a person licensed to drive it unless the engine is stopped and any parking brake with which the vehicle is required to be equipped is effectively set.
(2) The requirement specified in paragraph (1) as to the stopping of the engine shall not apply in respect of a vehicle—
(a) being used for ... fire brigade Scottish Fire and Rescue Service or, in England or Wales, fire and rescue authority or, in England, fire and rescue authority or police purposes;
(aa) being used for ambulance purposes or for the purpose of providing a response to an emergency at the request of an NHS ambulance service; or
(b) in such a position and condition as not to be likely to endanger any person or property and engaged in an operation which requires its engine to be used to—
(i) drive machinery forming part of, or mounted on, the vehicle and used for purposes other than driving the vehicle; or
(ii) maintain the electrical power of the batteries of the vehicle at a level required for driving that machinery or apparatus.
(3) In this regulation “parking brake” means a brake fitted to a vehicle in accordance with requirement 16 or 18 in Schedule 3.

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Source: https://www.legislation.gov.uk/uksi/1986/1078/regulation/107 (the official version)
Page: https://openlegislation.uk/road-vehicles-construction-and-use-regulations-1986/regulation-107
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.