# The Traffic Signs Regulations and General Directions 1994, Paragraph 18: Signs to be placed only in combination with specified plates or other signs


(1) A sign shown in a diagram whose number appears and is placed in the circumstances (if any) specified in an item in column (2) of 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.
544.2
547.4
4.
553.1
553.2
5.
554.2
554.3
6.
556.1
556.2
7.
557.1
557.2, 557.3 or 557.4
8.
562
563, 563.1 or 7022
9.
583
583.1
10.
615
615.1
11.
617
618 or 618.1
12.
779
780, 780.1 or 780.2
13.
811
811.1
14.
953
953.2
15.
953.1
953.2
(2) The sign shown in diagram 545 may be placed on a road only in combination with a plate shown in diagram 546, 547.1, 547.2, 547.3 or 547.7 or the sign shown in diagram 4004.
(3) A sign shown in diagram 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/1994/1519/schedule/19/paragraph/18 (the official version)
Page: https://openlegislation.uk/traffic-signs-regulations-and-general-directions-1994/schedule-19/paragraph-18
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.