Regulations 21 and 23
1. Number: | Two visible from the front and two visible from the rear |
2. Position— | |
(a)Longitudinal | No requirement |
(b)Lateral— | |
(i)Maximum distance from the side of the vehicle: | 400 mm |
(ii)Minimum separation distance between a pair of end-outline marker lamps: | No requirement |
(c)Vertical— | |
(i)At the front of a motor vehicle: | The horizontal plane tangential to the upper edge of the illuminated area of the lamp shall not be lower than the horizontal plane tangential to the upper edge of the transparent zone of the windscreen |
(ii)At the front of a trailer and at the rear of any vehicle: | At the maximum height compatible with: (a) the requirements relating to the lateral position and to being a pair, and (b) the use for which the vehicle is constructed |
3. Angles of visibility— | |
(a)Horizontal: | 0° inwards and 80° outwards |
(b)Vertical: | 5° above and 20° below the horizontal |
4. Alignment: | Such that white light is shown towards the front and red light is shown towards the rear |
5. Markings: | An approval mark |
6. Size of illuminated area: | No requirement |
7. Colour: | White towards the front and red towards the rear |
8. Wattage: | No requirement |
9. Intensity: | No requirement |
10. Electrical connections: | No individual requirement |
11. Tell-tale: | No requirement |
12. Other requirements—
| |
13. Definitions— In this Schedule, “approval mark” means the approval mark for a front or rear position lamp, as the case may be. |
Any number may be fitted, and the only requirement prescribed by these Regulations in respect of any which are fitted is that specified in paragraph 7 of Part I.