# The Traffic Signs Regulations and General Directions 2002, Regulation 15


(1) The signs shown in diagrams 823, 824, 825, 868, 868.1, 872.1, 873, 874, 875, 876 and 2713 may be placed only on or near—
(a) a motorway when the colour of the background of the sign is blue;
(b) a primary route when the colour of the background of the sign is green; or
(c) a non-primary route when the colour of the background of the sign is white.
(2) The sign shown in diagram 872.1 may only be placed on a dual carriageway road or a one-way road.
(3) The sign shown in diagram 877 may be placed only on or near—
(a) a motorway exit slip road when the colour of the background of the sign is blue;
(b) a primary route when the colour of the background of the sign is green; or
(c) a non-primary route when the colour of the background of the sign is white.

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Source: https://www.legislation.gov.uk/uksi/2002/3113/part/II/regulation/15 (the official version)
Page: https://openlegislation.uk/traffic-signs-regulations-and-general-directions-2002/part-II/regulation-15
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.