Description

NSE will conduct a mock trading session in Commodity Derivatives Segment on October 25, 2025, introducing mandatory NEAT version 1.5.3 and discontinuing versions 1.5.1 and 1.5.2.

Summary

NSE is conducting a mandatory mock trading session for Commodity Derivatives Segment on Saturday, October 25, 2025, to introduce NEAT version 1.5.3. Both existing NEAT versions (1.5.1 and 1.5.2) will be discontinued effective this mock session. Members must upgrade to the new version to continue trading from October 27, 2025. The mock session will run from 10:00 to 12:00 hrs, followed by a live re-login period from 14:00 to 14:30 hrs.

Key Points

  • Mock trading session scheduled for October 25, 2025 in Commodity Derivatives Segment
  • NEAT version 1.5.3 becomes mandatory from October 25, 2025
  • NEAT versions 1.5.1 and 1.5.2 will be discontinued on October 25, 2025
  • New NEAT 1.5.3 available for download from October 24, 2025 at 18:00 hrs
  • Download path: /comtftp/comtcommon/NEATCO153 on NSE Extranet
  • Mock trading session: 10:00 to 12:00 hrs on October 25, 2025
  • Live re-login session: 14:00 to 14:30 hrs on October 25, 2025
  • Position limit/collateral setup cutoff: 12:10 hrs
  • Trade modification end time: 12:10 hrs
  • Members must participate using all trading software and re-login to live environment
  • All outstanding orders will be cleared before each session
  • UCC/PAN validation applies - only valid and compliant UCC/PAN will be allowed
  • NOTIS application will not be accessible during mock session
  • No financial obligations arise from mock trading

Regulatory Changes

Mandatory migration from NEAT versions 1.5.1 and 1.5.2 to NEAT version 1.5.3 for all commodity derivatives trading members. The Exchange will discontinue support for older versions effective from the mock session date.

Compliance Requirements

  • Download and install NEAT version 1.5.3 from NSE Extranet before October 25, 2025
  • Participate in mock trading session on October 25, 2025
  • Test all trading software during mock session
  • Complete live re-login between 14:00 to 14:30 hrs on October 25, 2025
  • Ensure UCC/PAN compliance before mock session cutoff
  • Members using NNF software must manually clear orders in their systems
  • Verify connectivity parameters as per circular NSE/MSD/67674 dated April 24, 2025
  • Contact uci@nse.co.in for UCC/PAN queries
  • Contact toll-free 1800 266 0050 (Option 1) or msm@nse.co.in for session support

Important Dates

  • October 24, 2025, 18:00 hrs: NEAT version 1.5.3 available for download
  • October 25, 2025, 10:00-12:00 hrs: Mock trading session
  • October 25, 2025, 12:10 hrs: Position limit/collateral setup and trade modification cutoff
  • October 25, 2025, 14:00-14:30 hrs: Live re-login session
  • October 25, 2025: Discontinuation date for NEAT versions 1.5.1 and 1.5.2
  • October 27, 2025: Expected resumption of live trading with new NEAT version

Impact Assessment

High Impact: This is a critical system upgrade affecting all members trading in the Commodity Derivatives Segment. Failure to upgrade to NEAT 1.5.3 will result in inability to trade from October 27, 2025 onwards. The mandatory nature of this upgrade and complete discontinuation of previous versions requires immediate action from all trading members. Members must allocate technical resources to download, install, test the new version, and participate in the mock session to ensure smooth trading operations. The mock session provides the only opportunity to test the new system before live trading resumes on Monday, October 27, 2025.

Impact Justification

Mandatory software upgrade affecting all commodity derivatives members with complete discontinuation of existing NEAT versions, requiring immediate action to ensure trading continuity from October 27, 2025.