Direction indicators of the flasher type shall comply with the following requirements:
| (a) | Each indicator shall incorporate a lamp or lamps; |
| (b) | when in use such lamp shall show an intermittently-flashing light of such intensity that it is clearly visible in normal daylight at a distance of not less than 30 metres to a person of normal eye-sight; |
| (c) | the indicators shall be equidistant from the longitudinal centre-line of the motor vehicle and as near as possible to, but not more than 500 millimetres from, the outer edge of the front or rear of the motor vehicle; |
| (d) | subject to the provisions of paragraph (e), the indicators shall be so mounted that they are visible from the— |
| (i) | rear, anywhere within an angle of 15 degrees inside and 45 degrees outside; and |
| (ii) | front, anywhere within an angle of 45 degrees outside, of a line which is parallel to the longitudinal centre-line of the vehicle and which passes through the centre of the illuminated area of the indicator; |
| (dA) | The indicator lamp shall not be fitted in such a manner that the lamp is higher than the highest point of the roof of the vehicle to which such lamp is fitted; |
[Regulation 194(dA) inserted by regulation 44 of Notice No. R. 1341 of 2003]
| (e) | where it is not possible to comply with the provisions of paragraph (d) in the case of a single indicator on any one side, one indicator shall be mounted towards the front and one towards the rear so that one shall be visible from the front and the other from the rear of the vehicle to which it is fitted within the limits prescribed by that paragraph; |
| (f) | where any indicator is combined with or mounted within 150 millimetres of any lamp, the intensity of the light emitted from the indicator shall be greater than that from such lamp; and |
| (g) | the indicator lamps when in use shall emit white, yellow or amber light to the front, and yellow, amber or red light to the rear and any one indicator may emit light towards the front and the rear simultaneously or emit light only to the front or only to the rear according to its position on the vehicle. |
