SEBI via Circular no. SEBI/HO/MRD/MRD-PoD-3/P/CIR/2024/20 dated March 21,2024 provided guidelines on Introduction of Beta version of T+0 rolling settlement cycle on optional basis in addition to the existing T+1 settlement cycle in Equity Cash Markets. In view of the same Exchange via notice no 20240322-48 introduced trading in securities under T+0 settlement mechanism with effect from Thursday March 28,2024. The following are trading parameters for the same:

Segment Equity Segment Scrip ID/ Symbol The Scrip ID shall be the same as that of the corresponding T+ duly security suffixed by the character “#” E.g.: HINDMOTORS# Group Same as corresponding T+1 security Tick Size Same as corresponding T+1 security Market Lot Same as corresponding T+1 security Order Type End of Day/Session, Immediate or Cancel (IOC), Market & Limit Order Order matching Anonymous order book. Continuous matching with Price – Time priority. Price Band Price band of +/- 1% (100 Basis points) based on Close Price of corresponding T+1 settled security, which will be re-calibrated throughout the trading hours after +/- 0.5% (50 basis points) movement in the LTP of corresponding T+1 settled security in the normal market Eligible Members All members eligible to trade in Equity segment Market Timings 09:15 hrs to 13.30 hrs. Client code modification window Till 13:45 Hrs Eligible Client Type All type of clients excluding clients settling through custodians Trading Sessions One Continuous session from 09:15 hrs to 13.30 hrs. No Pre-open/special pre-open/block/auction/post close session. Trading in T+0 scrips shall not be available during the settlement holiday. No Trading on Ex-date of any corporate action in corresponding T+1 settled security (including scheme of arrangement) Trading in T+0 scrips shall not be available during the Index rebalancing day of corresponding T+1 Security.

Please note additional trading rules as follows –

• At every recalibration of price band, all outstanding orders outside the revised price band shall be cancelled with error message "Order Returned - Out of price band".
• Any CP code or INST order shall be cancelled with error message "CP code not allowed for T+0 securities".
• There shall be no separate close price for securities T+0 settled securities. Close price applicable for T+1 settled security shall also be applicable for corresponding T+0 settled security.
• T+0 prices shall not be considered in Index calculation.
• The surveillance measures applicable to securities in T+1 settlement cycle shall be applicable to securities in T+0 settlement cycle.
• All the charges / fees like Transaction Charges, STT, Regulatory Turnover Fee that are applicable for T+1 settled security will be applicable for T+0 settled security.
• Settlement type column in script master file as ‘0’.
• Single order limit set by member for his user ID for any group, shall be applicable commonly on all securities under T+0 and T+1 in that group.
• Trade limits (Gross Buy/ Gross Sell etc.) set for any user ID shall be commonly applicable on order and trades in T+0 & T+1 securities.
• For bulk deal reporting, trades of both T+0 and T+1 securities shall be considered.
• For bulk deal reporting, trades of both T+0 and T+1 securities shall be considered.

Please refer to list of scrips for T+0 securities and FAQ on trading in T+0 settlement in below link -

List of 25 Scrips for trading in T+0 Settlement

List of Trading Members participating in the Beta version of T+0 settlement cycle

FAQ for Trading in T+0 settlement