Section 96(7)(b) in The Central Motor Vehicles Rules, 1989
(b)In case of three-wheelers of gross vehicle weight not exceeding 1000 kgs. if the foot operated brake does not act on all the wheels, the following conditions shall be fulfilled, namely:(i)the foot operated brake shall act on the two wheels which are on the same axle, and(ii)in addition to the parking brake, there shall be an independent brake acting on the other wheel of the vehicle with an independent hand-operated control.