Market Data - Reminder for Discontinuation of Order Snapshot Recovery via Solace API for MTBT broadcast in FO and CD Segments

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National Stock Exchange of India Limited Circular Department: MEMBER SERVICE DEPARTMENT Download Ref No: NSE/MSD/75020 Date: July 02, 2026 Circular Ref. No: 51/2026 All Members, Market Data – Reminder for discontinuation of Order Snapshot Recovery via Solace API for MTBT broadcast in FO and CD Segments This is in reference to circular no. NSE/MSD/74567 dated June 05, 2026, regarding discontinuation of order snapshot recovery via Solace API for MTBT broadcast. Members are advised to note that the ‘Order Snapshot Recovery through Solace API’ shall be discontinued from July 04, 2026. Functionality Segment Revised date of Discontinuation Discontinuation of Order Snapshot Recovery through Solace API FO, CD July 04, 2026 (mock) Members still using the Solace API for order book snapshot recovery are advised to migrate to the TCP/IP method on priority. Please note all other details as mentioned in the above circular remain unchanged. For and on behalf of National Stock Exchange of India Limited Aarti Surve Chief Manager Toll Free No Email id 1800-266-0050 (Option 1) msm@nse.co.in National Stock Exchange of India Limited Page 2 of 2 Annexure Parameters to connect New Order Snapshot Recovery through TCP / IP Segment IP Port Futures & Options (FO) 172.28.124.54 11989 Currency Derivatives (CD) 172.28.124.54 11985 General Notes applicable for all types of market data broadcast: • The size of broadcast indicated above is an estimated approximation and shall change depending upon the market activity. Thus, Market participants are strongly advised to monitor and adequately size their infrastructure and systems while subscribing to these feeds. • With respect to using Exchange data, Members may kindly take note of Exchange circulars NSE/MSD/64333 dated October 03, 2024, NSE/COMP/56426 dated April 20, 2023 and NSE/MEM/26958 dated June 19, 2014. Exchange data can be used by Member’s clients who are registered for trading with the member on the Exchange in any segment. • Members shall be solely responsible for implementing and maintaining redundancy for market data broadcast subscribed from NSEIL. NSEIL shall not be held liable in any manner whatsoever including but not limited to for any disconnection, excess bandwidth utilization, related latency issues’ etc. which arises out of the member’s decisions on market data broadcast configurations. • National Stock Exchange of India Limited (“NSEIL”) strongly recommends its member to build resilience and redundancy in their subscription to market data broadcast provided by NSEIL, to ensure continuity of their business operations. NSEIL has made enabling provisions for members to implement redundancies by providing two sources of data and/or data recovery mechanisms. Members shall be solely responsible for implementing and maintaining redundancy for market data broadcast subscribed from NSEIL. NSEIL shall not be held liable in any manner whatsoever including but not limited to for any disconnection, excess bandwidth utilization, related latency issues’ etc. which arises out of the member’s decisions on market data broadcast configurations.