BSE announced that the expiry day for its futures and options contracts will shift from Tuesday to Thursday.
SEBI agreed to the proposed Thursday expiry day by BSE.
For existing contracts, the expiry day of derivatives contracts will remain unchanged except for long-dated index options contracts.
New contracts with expiry dates on or before Aug. 31, 2025, will continue with the present expiry day.
In May, SEBI introduced new regulations mandating equity derivatives contracts to expire exclusively on Tuesdays or Thursdays.
Stock exchanges were allowed to select one of these days for the weekly expiry of their benchmark index options contracts with prior approval from SEBI.
SEBI sought preference on the choice of expiry day from stock exchanges and discussed feedback with the Secondary Market Advisory Committee.
The move follows a consultation paper floated by SEBI in March.
The change aims to align with the new regulations set by SEBI for equity derivatives contracts.
The BSE circular indicated the realignment of the expiry date for long-dated index options contracts following past practices.
The shift in expiry days is part of the regulatory changes in the derivative segment of the Indian stock market.
The BSE's decision aligns with SEBI's guidelines on selecting Tuesday or Thursday for expiry days.
The alterations to the futures and options contracts aim to streamline practices across stock exchanges.
The move comes after SEBI requested exchanges to confirm their preferred expiry day by a specified deadline.
Stock exchanges are required to adhere to SEBI's new regulations regarding the expiry dates of derivatives contracts.