Description

BSE has scheduled a mock trading session for the Equity segment on Saturday, February 07, 2026, allowing members to test trading systems and fulfill regulatory requirements.

Summary

BSE has scheduled a mock trading session for the Equity segment on Saturday, February 07, 2026. This session allows trading members to test their software systems and fulfill regulatory requirements under SEBI circular SEBI/HO/MRD1/DSAP/CIR/P/2020/234 dated November 24, 2020. Members can participate either in the mock trading session or UAT environment. The session will simulate various trading scenarios including call auctions, risk-reduction mode, trading halts, and block deals.

Key Points

  • Mock trading session scheduled for Saturday, February 07, 2026
  • Members can choose between mock trading session or UAT environment for regulatory compliance
  • Third-party trading platform users can test their applications during the session
  • No new BOLT TWS release will be implemented
  • Testing covers various functionalities including exceptional market conditions, call auctions, risk-reduction mode, trading halts, and block deals
  • Feedback must be submitted by 4:30 PM on the same day

Regulatory Changes

No new regulatory changes. This circular implements existing requirements from:

  • Exchange Notice No 20201201-22 dated December 1, 2020 regarding testing of trading and risk management software
  • SEBI circular SEBI/HO/MRD1/DSAP/CIR/P/2020/234 dated November 24, 2020

Compliance Requirements

  • Trading members must participate in either mock trading session or UAT environment to fulfill regulatory testing requirements
  • Members using third-party trading platforms should utilize this opportunity for comprehensive system testing
  • Feedback submission required by 4:30 PM on February 07, 2026

Important Dates

  • February 07, 2026: Mock trading session
    • Login: 10:15 AM - 10:45 AM
    • Morning Block Deal Window: 10:45 AM - 11:00 AM
    • Pre-Open Order Entry: 11:00 AM - 11:08 AM
    • Pre-Open Matching: 11:08 AM - 11:15 AM
    • Continuous Trading T+1: 11:15 AM - 3:30 PM
    • Continuous Trading T+0: 11:15 AM - 1:30 PM
    • Special Pre-Open for IPO & Re-listed scrips Order Entry: 11:00 AM - 11:45 AM
    • Special Pre-Open Matching: 11:45 AM - 12:00 PM
    • Continuous Trading for SPOS Scrips: 12:00 PM - 3:30 PM
    • Periodic Call Auction (4 sessions of 1 hour): 11:30 AM - 3:30 PM
    • Auction for Settlement Details: 12:00 PM - 12:45 PM
    • Afternoon Block Deal Window: 1:30 PM - 1:45 PM
    • Closing: 3:30 PM - 3:40 PM
    • Post-closing: 3:40 PM - 3:50 PM
    • Trade Modification T+1: Until 4:00 PM
    • Trade Modification T+0: Until 1:45 PM
  • Feedback Deadline: 4:30 PM on February 07, 2026

Impact Assessment

Market Impact: None - this is a mock trading session with no impact on live markets or actual trading.

Operational Impact: Low - routine testing opportunity for members to ensure their trading systems are functioning properly. Participation is voluntary but recommended for fulfilling regulatory compliance. Members can validate system readiness and test exceptional market scenarios in a controlled environment without risk to live operations.

Member Impact: Provides valuable opportunity for trading members and third-party vendors to test their systems, identify potential issues, and ensure compliance with SEBI requirements regarding software testing.

Impact Justification

Routine mock trading session for system testing purposes with no impact on live trading or specific stocks