The National Stock Exchange (NSE) on February 24, 2026, issued the Reversal Trade Cancellation Mechanism (RTCM).
The following has been stated namely: -
• Trading members are requested to make a note of methodology of shortlisting the symbols for which the RTCM shall be made applicable.
• RTCM will be applicable for the series (i.e. EQ, BE, BZ, SM, ST & SZ) pertaining to the symbols in the file provided “CM_RTCM_mar2026.csv”. The symbols list on which RTCM shall be applicable will be excluding of the following securities
• Approved securities list published by NSE Clearing Ltd
• Constituents of Nifty 500 index
• ETF’s
• Members may note that the file “CM_RTCM_mar2026.csv” containing the list of symbols (based on the aforesaid methodology) on which RTCM shall be applicable for the month of March 2026, has been made available on the extranet path: /common/Surveillance/RTCM.
[Circular No: NSE/SURV/72957]
