The Traffic Signs Regulations and General Directions 2002

Plates to be placed only in combination with specified signs

21.—(1) A plate shown in a diagram whose number appears and is in the form (if any) specified in an item in column (2) of the Table may be placed on a road only in combination with a sign shown in a diagram whose number appears and is placed in the circumstances (if any) specified in column (3) of that item.

Table

(1)	(2)	(3)
Item	Plate diagram number	Sign diagram number
1.	502	501
2.	503	501
3.	511	504.1, 505.1, 506.1, 507.1, 510, 512, 512.1, 512.2, 513, 516, 517, 520, 523.1, 524.1, 528 or 556
4.	511 when varied to “HEAVY PLANT CROSSING”	504.1, 505.1, 506.1, 507.1, 512.1 or 512.2
5.	513.1	510, 512, 512.1, 512.2 or 513
6.	513.2	512, 512.1, 512.2, 513 or 7009
7.	518	516, 517 or 520
8.	519	516 or 517
9.	525	523.1 or 524.1
10.	526	512, 512.1, 512.2, 513, 523.1, 524.1 or 554.1
11.	527	523.1 or 524.1
12.	530.1	530
13.	530.2	530, 629.2 or 629.2A
14.	531.2	531.1
15.	543.1	543, 3000, 3000.7, 3000.8, 3000.9 or 3000.10
16.	546	545
17.	547.1	545
18.	547.2	545
19.	547.3	544.1 or 545
20.	547.4	544.2
21.	547.7	545
22.	547.8	543 or 544
23.	548.1	548 when placed in advance of the sign shown in diagram 4005
24.	553	552
25.	553.2	553.1
26.	554.3	554.2, 622.1A, 622.4, 629, 629A, 629.1 or 632
27.	556.2	556.1
28.	557.2	557.1
29.	557.3	557.1
30.	557.4	557.1
31.	558.2	558
32.	563	562
33.	563 when varied to “Road liable to flooding”	554 or 562
34.	563.1	562
35.	570	513, 521, 523.1, 524.1, 548, 549, 550, 550.1, 550.2, 551, 551.1, 551.2, 554 (when varied to “Gates”), 555.1, 556, 557, 558, 558.1, 559, 581, 582, 614, 632, 642, 7001 or 7009
36.	572	504.1, 505.1, 506.1, 507.1, 508.1, 509.1, 510, 516, 517, 520, 521, 522, 523.1, 524.1, 528, 529, 529.1, 530, 531.1, 543, 544, 544.1, 544.2, 550.1, 552, 554, 555, 770, 771, 772, 782, 950, 7001 or 7009
37.	573	523.1, 524.1, 528, 529, 529.1, 530, 531.1, 543, 544, 544.1, 544.2, 550.1, 552, 554, 555, 770, 771, 772, 782, 950, 7001 or 7009
38.	575	512, 512.1, 512.2, 513, 516, 517, 528 or 529.1
39.	583.1	583
40.	584.1	584
41.	607	606 or 609
42.	608	501, 601.1, 602, 606, 609 or 610
43.	615.1	615
44.	618	617
45.	618.1	617
46.	620	619, 619.1, 619.2, 622.1A, 622.5, 622.6, 622.7, 622.8, 629, 629A, 629.1 or 952
47.	620.1	619 or 619.1
48.	622.9	622.8
49.	627.1	626.2A
50.	645	614, 615, 632, 642, 811 or 7001
51.	773	529, 529.1, 558, 770, 771 or 772
52.	778	602
53.	778.1	602
54.	780A	779
55.	780.1A	779
56.	780.2A	779
57.	804.1	801
58.	804.2	801
59.	804.3	801
60.	804.4	801
61.	811.1	811
62.	817.2	523.1 and either 525 or 526, or 554.1 and 526
63.	876	868, 868.1, 872.1, 873, 874 or 875
64.	950.1	950
65.	953.2	953 or 953.1
66.	954	606, 609, 612, 613, 616, 629, 629A or 629.1
67.	954.2	606, 609, 612, 613, 616, 629, 629A, 629.1 or 952
68.	954.3	606, 609, 612 or 613
69.	954.4	606, 609, 612, 613 or 816
70.	954.5	606, 612, 613
71.	954.6	606, 612, 613
72.	954.7	606, 612, 613
73.	961	958, 958.1, 959 or 959.1
74.	2602.3	955, 956 or 957
75.	7001.1	7001
76.	7001.2	7001
77.	7021	7001
78.	7022	562
79.	7030	543
80.	7208	7202, 7206 or 7207
81.	7209	7203, 7203.1, 7204 or 7205
82.	7256	7250, 7251, 7252, 7253, 7254 or 7255

(2) A plate shown in diagram 954.3 or 954.4 or the sign shown in diagram 954.6 or 954.7 shall not be placed in combination with the sign shown in diagram 616.