The Supreme Court on Wednesday sought responses from the Centre and State authorities on a plea seeking a ban on sale of alcohol in inconspicuous packaging such as tetra packs and sachets. A three-judge bench headed by Chief Justice of India Surya Kant, and comprising Justices Joymalya Bagchi and Vipul M. Pancholi, issued notices to the Centre and excise departments of all States while agreeing to examine the petition filed by Community Against Drunken Driving