Section 102 in The Central Motor Vehicles Rules, 1989
102. [ Signalling devices, direction indicators and stop lights.] [Substituted by GSR 338(E), dated 26.3.1993 (w.e.f. 26.3.1993).]
- [(1) The signal to turn to the right or to the left shall be given by electrically operated direction indicator lamps on all motor vehicles including [construction equipment vehicles and the combined harvester, and such construction equipment vehicles and combined harvester] [Sub-Rule (1) substituted by GSR 589(E), dated 16.9.2005 (w.e.f. 1.4.2006).] be fitted and maintained so that the following conditions are met, namely :(i)The direction indicator lamps shall be of amber colour which are illuminated to indicate the intention to turn, by a light flashing at the rate of not less than 60 and not more than 120 flashes per minute.(ii)The light emitted by the lamp when in operation shall be clearly visible from both front and rear of the vehicle.(iii)The minimum illuminated area of each direction indicator shall be 60 square centimetres:Provided that nothing contained in this sub-rule shall apply to L1 category of motor cycles.](2)[ On all vehicles other than motor cycles, [the intention to stop the vehicle (other than construction equipment [and the combined harvester] [Sub-Rule (2) substituted by GSR 214(E), dated 18.3.1999 (w.e.f. 18.3.1999).] vehicle having hydrostatic brakes)] shall be indicated by two electrical stop lamps which shall be red in colour and shall be fitted one on each left and right-hand sides at the rear of the vehicle. The stop lamps shall light up on the actuation of the service brake control. In the case of motor cycle, the intention to stop the vehicle shall be indicated by one stop lamp at the rear which shall light up on the actuation of the control operating the brakes on the rear wheels.](3)One year from the date of commencement of the Central Motor Vehicles (Amendment) Rules, 1993, the stop lamp of every motor cycle shall be so designed and fitted that it will light up on actuation of any of the controls which actuate the brakes on any wheel.(4)[ In the case of modular hydraulic trailer,-(i)the intention to stop shall be indicated by two electrical stop lamps which shall be red in color and shall be fitted one each on left and right hand sides at the rear of the vehicle;(ii)the stop lamps shall light up on the actuation of the service brake control of the puller tractor;(iii)at least two direction indicators of amber colour shall be fitted, which are illuminated to indicate intention to turn by a light and the minimum illuminated area of each indicator shall be 60 sq.cm.]
