A special court in Mumbai has directed the Anti-Corruption Bureau (ACB) to register a first information report (FIR) against former Securities and Exchange Board of India (SEBI) Chairperson Madhabi Puri Buch and five other officials in connection with alleged stock market fraud and regulatory violations, news agency PTI reported.

"There is prima facie evidence of regulatory lapses and collusion, requiring a fair and impartial probe," said the special ACB court judge, Shashikant Eknathrao Bangar, in the order passed on Saturday.