NSE circular NSE/CD/76539 · 25 Sept 2026
Official title
Mock trading on Saturday, September 26, 2026 - No new version release
Official record
Open source pageSummary
Check the official recordThe National Stock Exchange of India Limited conducts a mock trading session in the Currency Derivatives segment on September 26, 2026. The session occurs in two parts from the primary and disaster recovery sites. Members use NEAT version 3.5.4 for the session. All outstanding orders clear before each session. Members using NNF software must manually clear orders in their systems. Trades during the mock session do not result in fund pay-in or pay-out. Members participate using all trading software and re-login to the live environment to ensure connectivity for the next trading day. Only valid and compliant UCC/PAN uploaded and approved before the cutoff allow participation.
What you must do
Key dates
| Department: CURRENCY DERIVATIVES | |
|---|---|
| Download Ref No: NSE/CD/76539 | Date: September 25, 2026 |
| Circular Ref. No: 36/2026 |
All Members,
Mock trading on Saturday, September 26, 2026 - No new version release
Exchange will be conducting a mock trading session in the Currency Derivatives Segment as per the following schedule:
| Mock Date: September 26, 2026 | |
|---|---|
| Particulars | Time in Hrs |
| Trading Session-1 from Primary Site | - |
| Normal Market open time | 11:00 |
| Contingency Start | 11:30 |
| Contingency Close | 12:00 |
| Normal Market close time | 12:30 |
| Trading Session-2 from DR Site | |
| Normal Market open time | 13:15 |
| Contingency Start | 13:30 |
| Contingency Close | 14:00 |
| Normal Market close time | 14:30 |
| Trade Modification end time | 14:40 |
| Relogin Timings | |
| Live Re-login start time | 16:00 |
| Live Re-login close time | 16:30 |
Members are requested to refer updated NEATPlus installation procedure as per the circular NSE/MSD/76159 dated September 03, 2026.
For other important instructions regarding the mock trading, kindly refer to the following Annexure:
Annexure 1: Important instructions regarding mock trading session.
Annexure 2: Pre-requisites / General guidelines for participating in the Mock environment.
For and on behalf of
National Stock Exchange of India Limited
Khushal Shah
Associate Vice President
| Toll Free No | Email id |
|---|---|
| 1800-266-0050 (Option1) | msm@nse.co.in |
| Particulars | Details |
|---|---|
| Connectivity Parameters: | Refer to circular NSE/MSD/74511 dated June 02, 2026 & NSE/MSD/73993 dated April 30, 2026 for interactive connectivity details. |
| Installation Guide: | Available on NSE Extranet at /cdsftp/cdscommon/Installation_Procedure. |
| NEAT Version: | NEAT 3.5.4 |
| Order Purge: | All outstanding orders will be cleared before each session. Members using NNF software must manually clear orders in their systems. |
| Software Testing: | Refer to circular NSE/MSD/46441 and SEBI circular SEBI/HO/MRD1/DSAP/CIR/P/2020/234. Members may use either Mock Trading or Simulated Environment to meet regulatory requirements. |
| No Financial Obligation: | Trades during mock sessions will not result in any fund pay-in or pay-out. |
| UCC/PAN Validity: | With reference to Exchange circular NSE/ISC/51754 dated March 24, 2022 and NSE/ISC/52722 dated June 23, 2022 issued by Investor Services Cell and updated from time to time : |
| • Only valid and compliant UCC/PAN uploaded and approved before cutoff will be allowed. | |
| • For queries, contact uci@nse.co.in. | |
| UCC Validation will be skipped during contingency time for order entry. | |
| NOTIS Availability: | The NOTIS application will be accessible during the mock session. |
| Participation: | Members should participate using all trading software and re-login into live environment to ensure smooth connectivity for Monday, September 28, 2026. |
| Live Updates: | Visit www.nseindia.com for any session-related updates. |
|---|---|
| Support: | For queries, call Toll-Free: 1800 266 0050 (Option 1). |
| Pre-requisites / General guidelines Heads | Details |
|---|---|
| Eligibility | All members enabled for trading in the Currency Derivatives (CD) segment in the live market are automatically eligible for mock trading. Participation is enabled using existing User IDs, IPs, and Box ID mappings from the live environment. |
| Telnet Connectivity | Ensure you can successfully telnet the Exchange host from the IP address you intend to use. |
| Box ID Setup | Confirm that the Box ID is created on the IP with appropriate messages for the segment you wish to trade in. |
| NNF Application Users | If using Non-NEAT Frontend (NNF): |
Who is affected
Exceptions
If you do not comply