Section 140(6) in The Haryana Motor Vehicles Rules, 1993
(6)All emergency exit shall :-(i)be clearly marked 'Emergency Exit' in bold letter on the inside;(ii)be fitted with doors to open outwards;(iii)be so designed as to be opened from inside and outside of the vehicle;(iv)be equipped with a fasting device which can be quickly released but so designed as to offer protection against accident release;(v)be easily accessible to persons of normal height standing on the ground outside the vehicle;(vi)be easily accessible to the passenger;(vii)be such that no seat or other object placed in the vehicle will restrict the passage to the emergency door;(viii)be located either at the back or on the right hand side of the vehicle; and(ix)have no step leading to it.