The National Stock Exchange (NSE) on April 30, 2026, issued the notification regarding the Market Data – Consolidated Circular for 2026.
The following has been stated namely: -
• National Stock Exchange of India Limited issued a consolidated circular on Market Data Broadcast, replacing the earlier circular dated April 25, 2025.
• The circular compiles all market data broadcast-related instructions and regulations issued up to March 31, 2026, including new applicable instructions.
• Members must follow operational guidelines relating to:
o Price-volume and market status broadcasts
o Tick-by-tick order and trade data through multicast
o Advisory for subscribing to market data broadcasts
• The prescribed parameters will apply to all live trading sessions and mock/BCP trading sessions.
• NSE warned that members must strictly comply with all exchange circulars and directions; any non-compliance may result in disciplinary action under Exchange Bye-laws, Rules, and Regulations.
[Notification No. NSE/MSD/74019]
