# The Traffic Signs Regulations and General Directions 2002, Regulation 20: Signs to be placed only in combination with specified plates or other signs

Extent: E+W+S

(1) A sign shown in a diagram whose number appears and is placed in the circumstances (if any) specified in column (2) of an item in the Table may be placed on a road only in combination with a plate shown in the diagram whose number appears in column (3) of that item.
Table
(1)
(2)
(3)
Item
Sign diagram number
Plate diagram number
1.
501 when placed in advance of the sign shown in diagram 601.1
502
2.
501 when placed in advance of the sign shown in diagram 602
503
3.
553.1
553.2
4.
554.2
554.3
5.
556.1
556.2
6.
557.1
557.2, 557.3 or 557.4
7.
562
563, 563.1 or 7022
8.
583
583.1
9.
584
584.1
10.
601.1 when placed at a level crossing
783
11.
615
615.1 or 645
12.
617
618 or 618.1
13.
622.8
622.9
14.
779
780A, 780.1A or 780.2A
15.
811
645 or 811.1
16.
953
953.2
17.
953.1
953.2
(2) The sign shown in diagram 545 may be placed on a road only if it is used either—
(a) in combination with the plate shown in diagram 546, 547.1, 547.2, 547.3 or 547.7; or
(b) in combination with the plate shown in diagram 546, 547.1 or 547.7 and with the light signals shown in diagram 4004.
(3) The sign shown in diagram 515 (when placed on the central island of a roundabout), 515.1A or 515.2 may be placed on a road only in combination with the sign shown in diagram 606.

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Source: https://www.legislation.gov.uk/uksi/2002/3113/part/II/regulation/20 (the official version)
Page: https://openlegislation.uk/traffic-signs-regulations-and-general-directions-2002/part-II/regulation-20
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.