Shift from Trade for Trade Settlement allowed where dual depository connectivity and required dematerialisation certificate are in place. Shift from Trade for Trade Settlement to Normal Rolling Settlement is permitted where listed companies have connectivity with both depositories and at least fifty percent of non promoter holdings are dematerialised, certified by the Registrar and Transfer Agent or, if no separate RTA exists, by a practising Company Secretary or Chartered Accountant; exchanges must ensure no other grounds for TFTS continuation and report actions in their development reports.