Description

Modified download schedule for unregistered Location ID and ALGO mismatch files during the special Muhurat Trading session on October 21, 2025.

Summary

BSE has announced modified download schedules for unregistered Location ID and ALGO mismatch files specifically for the Muhurat Trading session scheduled on October 21, 2025. This is a procedural update for trading members regarding the availability timing of compliance files during the special festive trading session.

Key Points

  • UNLC1 and UNLC2 files will be available at 2:30 PM and 3:15 PM
  • ALGO mismatch files (_ALGO_MM_1) will be available at 2:30 PM
  • This schedule applies specifically to the Muhurat Trading session on October 21, 2025
  • Trading members can contact their Relationship Manager or BSE Helpdesk for queries
  • Reference to previous notices: 20250922-21, 20250922-22, 20250922-23

Regulatory Changes

No regulatory changes. This is an operational adjustment for a special trading session.

Compliance Requirements

  • Trading members should note the modified file download timings for the Muhurat Trading session
  • Members should download unregistered Location ID files (UNLC1, UNLC2) at the specified times: 2:30 PM and 3:15 PM
  • ALGO mismatch files should be downloaded at 2:30 PM
  • Members should ensure their systems are configured to handle the adjusted schedule

Important Dates

  • October 21, 2025: Muhurat Trading session
  • File availability times on October 21, 2025:
    • 2:30 PM: UNLC1, UNLC2, and ALGO mismatch files
    • 3:15 PM: UNLC1 and UNLC2 files

Impact Assessment

Operational Impact: Low - This is a routine operational adjustment for a special trading session. Trading members need to adjust their file download schedules for this single day only.

Market Impact: None - This does not affect trading activities or market operations directly; it only concerns backend compliance file downloads.

Affected Parties: Trading members who rely on automated systems to download unregistered Location ID and ALGO mismatch files need to adjust their schedules for October 21, 2025.

Support Available: BSE Helpdesk at 022-45720400/600 & 022-69158500 or bsehelp@bseindia.com, and respective Relationship Managers are available for assistance.

Impact Justification

Operational notice regarding file download timings for a special trading session; affects only trading members' backend operations with no market-wide impact