Some of the pleas were also directed against the decisions of the high courts asking the Centre not to implement the decision taken by the Ministry of Petroleum and Natural Gas on January 17, this year to allow the market to regulate the diesel price.
A bench headed by Justice R M Lodha sought responses from various authorities, including Kerala State Road Transport Corporation and Uttarakhand State Road Transport Corporation.
It had also decided to sell diesel to all consumers taking bulk supplies directly from the installations of the Oil Marketing Companies (OMCs) at the non-subsidised market determined price with immediate effect and OMCs will not be eligible to any subsidy on such direct sale of diesel to bulk consumers.