Description

Implementation date for pre-trade risk control enhancements for stop loss limit orders in equity derivatives has been postponed to February 09, 2026, based on market feedback.

Summary

BSE has updated the implementation timeline for pre-trade risk control enhancements related to stop loss limit orders in the equity derivatives segment. Based on feedback from market participants, the go-live date has been postponed from the originally scheduled date to Monday, February 09, 2026. A mock trading session will be available on Saturday, February 07, 2026, for testing purposes.

Key Points

  • This circular updates the earlier circular no. 20260114-28 dated January 14, 2026
  • Implementation date revised to February 09, 2026 based on market participant feedback
  • Mock trading session scheduled for February 07, 2026
  • Trading members and third-party trading application vendors must complete necessary system development
  • Enhancement applies to stop loss limit orders in equity derivatives segment

Regulatory Changes

No new regulatory changes introduced. This circular only revises the implementation timeline for previously announced pre-trade risk control enhancements for stop loss limit orders.

Compliance Requirements

  • Trading members must undertake necessary system development to accommodate the enhancements
  • Third-party trading application vendors must update their systems accordingly
  • All participants should test the new functionality during the mock trading session on February 07, 2026
  • Systems must be ready for live implementation by February 09, 2026

Important Dates

  • February 07, 2026 (Saturday): Mock trading session available for testing
  • February 09, 2026 (Monday): Live implementation date for the enhancements

Impact Assessment

The postponement provides additional time for trading members and technology vendors to complete system development and testing. This reduces implementation risk and allows for more thorough preparation. The delay suggests BSE is being responsive to market feedback and ensuring smooth adoption of the risk control measures. Trading members should utilize the extended timeline to ensure their systems are fully compliant and tested before the February deadline.

Contact Information

  • Ketan Jantre - Head – Trading Operations
  • Vivek Garg - Head-Trading Development

Impact Justification

Update provides extended timeline for trading members and vendors to implement system changes for stop loss limit order enhancements, reducing immediate pressure but requiring attention for February deadline