Prayers had been made before the HC to order a CBI probe into the murder of TMC's Bhadu Sheikh, claiming that the killing of nine people later was in retaliation.
The court directed the Special Investigation Team (SIT) formed by the West Bengal government to hand over case papers and accused persons arrested by it to the central probe agency.
Mamata Banerjee arrived this afternoon at a village in Bengal's Birbhum where eight people were burnt alive by a mob on Tuesday, an incident that has triggered a massive political backlash.
BJP president JP Nadda on Tuesday formed a five-member committee, which includes four MPs, to visit the site of a fire tragedy in West Bengal to probe the matter as the party demanded that the state government take strict action against the culprits.