New Delhi, Sept. 16 -- The Supreme Court has closed a public interest litigation seeking effective enforcement of road safety norms, including mandatory seat belt use, child restraint systems and the provision of first-aid kits in vehicles, observing that the existing legal framework already mandates several such measures.

A bench of Chief Justice of India Surya Kant and Justices Joymalya Bagchi and V Mohana observed that existing laws already provide for mandatory compliance with several vehicle safety measures.

The apex court in its order passed on September 9 said the principal concern was their enforcement, rather than the absence of legal provisions.

"The fact that there are adequate laws for mandatory compliance with safety measu...