1. Paragraph 2 applies to a sign provided for—
(a)in this Schedule which has a diagram B background as shown at an item in the sign table in Part 2 or 22.;
(b)at item 7 in Part 26; or
(c)at item 7, 15 (type B), 16 (diagram 2710) or 19 (diagram 2802) of Part 28.
2. The sign may only be placed at a junction.
3. Paragraph 4 applies to a sign—
(a)which has a background provided for at item 9 of the Part 2 sign table (routes for pedestrians); or
(b)provided for at item 21 of the sign table in Part 28 (direction along a public right of way etc.).
4. The back of the sign may be of any colour.