Securities regulator could ask for periodic review of ratings criteria.
Approximately 1,200 companies suspended from trading for seven years will be asked to exit market.
Regulator sets out priorities for 2016/17 including de-listing of 4,200 firms.
Foreign investors will be able to hold up to 15% in stock and commodity exchanges.
Securities regulator to require monthly reports on transfer flow from P-Note issuers.
Two of four infrastructure trust applications accepted, SEBI to advise other pair on how to fix applications.
Exchange reluctant to list on rival market, will insist on not being regulated by BSE.
Regulator also looking into speed bumps, order randomisation, trade bunching and limiting colocation access.
Central bank circular also details rules for allowing investment in securitised debt.
Property and bank accounts of promoters who repeatedly flout rules could be seized.