# The Motor Vehicles (Competitions and Trials) Regulations 1969, Regulation 12


The length of the route, or any part thereof, of an event and the distance from such route of any point shall for the purposes of these Regulations be calculated by reference to the most recent edition of the one-inch Ordnance Survey Map of the area concerned.

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Source: https://www.legislation.gov.uk/uksi/1969/414/regulation/12 (the official version)
Page: https://openlegislation.uk/motor-vehicles-competitions-and-trials-regulations-1969/regulation-12
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.