Are orders in the Closing Auction Session (CAS) subject to margin requirements?

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• Is Closing Auction Session (CAS) applicable to all securities in equity segment?

  No, initially, CAS shall be applicable to securities in the cash segment on which derivative contracts are available i.e. closing price of such securities shall be determined based on CAS in equity segment. CAS shall be made applicable in a phased ...

• Will the implementation timeline for both CAS framework and revised pre-open market session, be effective from same date?

  No, as per SEBI guidelines, CAS framework and subsequent alignment of the Pre-Open Auction Session framework with CAS shall be implemented separately. CAS framework shall be implemented on August 03, 2026, and alignment of pre-open auction session ...

• What happens to existing orders during CAS transition?

  Limit orders within the price band are carried forward. Limit orders outside the band are cancelled. Stop Loss and revealed quantity orders are cancelled, while Limit EOS (End of Session) and Limit EOD (End of Day) orders are retained if they are ...

• What happens to existing orders during CAS transition?

  Limit orders within the price band are carried forward. Limit orders outside the band are cancelled. Stop Loss and revealed quantity orders are cancelled, while Limit EOS (End of Session) and Limit EOD (End of Day) orders are retained if they are ...

• Can I place Cash orders with VTD order validity during the pre-open session?

  You can place Cash orders with VTD order validity in all scrips during the pre-open session but only orders in scrips that are pre-open enabled will be sent to exchange during the pre-open session. Orders in all other scrips not enabled for pre-open ...