Description

NSE will conduct a mock trading session in the Commodity Derivatives segment on April 18, 2026, with NEAT version 1.5.5 mandatory for participation.

Summary

NSE will conduct a mock trading session in the Commodity Derivatives segment on Saturday, April 18, 2026. The session runs from 11:00 to 13:00 hours from the Primary Site. NEAT version 1.5.5 is mandatory for participation. There is no new version release associated with this mock session.

Key Points

  • Mock trading session scheduled for Saturday, April 18, 2026 in the Commodity Derivatives segment
  • Normal Market open time: 11:00 hrs; Normal Market close time: 13:00 hrs
  • Position Limit/Collateral value setup cutoff and Trade Modification end time: 13:10 hrs
  • Re-login timings: Live Re-login start 16:00 hrs, close 16:30 hrs
  • Mandatory NEAT version: 1.5.5 (download path: /comtftp/comtcommon/NEATCO155 on NSE Extranet)
  • Old NEAT Adapter (v1.0.20) uses GR PORT 10857; New NEAT Adapter (v1.0.27) uses GR PORT 10859
  • All outstanding orders will be cleared before each session
  • Members using NNF software must manually clear orders in their systems

Regulatory Changes

No regulatory changes. Members may use Mock Trading or Simulated Environment to meet SEBI regulatory requirements per SEBI circular SEBI/HO/MRD1/DSAP/CIR/P/2020/234 and NSE circular NSE/MSD/46441.

Compliance Requirements

  • Members must upgrade to NEAT version 1.5.5 before participating
  • Only valid and compliant UCC/PAN uploaded and approved before cutoff will be allowed to trade
  • UCC Validation will be skipped during contingency time for order entry
  • Members should participate using all trading software and re-login into the live environment to ensure smooth connectivity for Monday, April 20, 2026
  • Refer to NSE/MSD/73674 dated April 09, 2025 for NEAT Adapter Exe application guidance
  • Connectivity details available in NSE/MSD/67674 dated April 24, 2025 and NSE/COM/71599 dated December 2, 2025

Important Dates

  • April 18, 2026: Mock trading session (11:00–13:00 hrs)
  • April 20, 2026: Live trading resumes on Monday; members must ensure connectivity

Impact Assessment

This is a routine operational mock session with no financial obligations — trades will not result in any fund pay-in or pay-out. The session primarily impacts Commodity Derivatives segment members who need to verify connectivity, test software, and ensure readiness for live trading on April 20, 2026. No market disruption is expected.

Impact Justification

Routine mock trading session for Commodity Derivatives segment members; no financial obligations, no regulatory changes, operational preparation only.