IND NSE Clearing Members' API Facility


On Dec. 15, IND NSE introduced an API facility for clearing members.


  • IND NSE introduced application programming interface (API) facility in NCMS-FO.
  • Initially, API will be for trade download and actions inquiry for future and options (FO).
  • Online Trade Data
  • Currently, the trading system transfers online trades data to IND NSE clearing management system (NCMS) server, and NCMS client application residing at the members' end sends a periodical request to pull the data from the server.
  • Maximum N number of records are sent to the client application for each request.
  • Currently, data available on NCMS server only accessible to NCMS client application.
  • It is proposed to expose an application programming interface to members for trade and actions (any modifications performed on trades) inquiry for FO segment.
  • Feb. 2023 Live URL Access
  • On Feb. 25, 2023, IND NSE informed members that the API Facility in NCMS FO is being released in live environment with effect from Feb. 27, 2023
  • To access the live URL, members must send an email with information such as primary member codes and IP addresses; API specification document contains more details.
  • Oct. 10, 2023 Release of Additional Facilities
  • On Oct. 10, 2023, IND NSE said additional facilities for approval rejection, custodian participant code modification are available in UAT environment from Oct. 10, 2023.
  • Members who wish to access the UAT URL for the first time are required to send an email with detailed information such as primary member code and member name.
  • Clearing members can refer attached API specification document for testing the facility.
  • Document dated Oct. 10, 2023, received from IND NSE Oct. 14 summarized Oct. 18.
  • Oct. 23, 2023 NCMS EXE Version
  • On Oct. 23, 2023, IND NSE said that the new NCMS EXE is available in the extranet server; members are mandatorily required to download and install the new version.
  • Includes set-up and installation guide along with the general setting specification.
  • The new version of the NCMS shall be applicable with effect from Nov. 6, 2023.
  • Document dated Oct. 23, 2023, received from IND NSE Oct. 29, summarized Nov. 1.
  • Mar. 2024 NCMS EXE Decommission
  • On Mar. 11, 2024, IND NSE said NCMS exe is scheduled to be decommissioned by Apr. 30, 2024, members are required to test API for a smooth transition to NCMS API.
  • Detailed instructions for initiating testing are provided in the previous circulars above.
  • Document dated Mar. 11, 2024, received from IND NSE Mar. 13, summarized Mar. 15.

Regulators IND NSE
Entity Types B/D; Depo; Exch; Inv Co
Reference Cir NCL/CMPT/61055, 027/2024, 3/11/2024; Cir 157/2023, NCL/CMPT/59062, 379/2023, NCL/CMPT/59063, 380/2023, NCL/COM/59065, 10/23/2023; Cir 150/2023, NCL/CMPT/58851, 10/10/2023; Cir 033/2022, NCL/CMPT/55778, 2/25/2023; Cir 159/2022, NCL/CMPT/54826, 12/15/2022
Functions Compliance; Operations; Settlement; Technology; Trade Reporting
Countries India
Category
State
Products Clearing; Derivatives; Fund Mgt; Futures
Regions AP
Rule Type Final
Rule Date 12/15/2022
Effective Date 4/30/2024
Rule Id 156840
Linked to N/A
Reg. Last Update 3/11/2024
Report Section International

Last substantive update on 03/15/2024