Description

NSE Clearing announces discontinuation of Collateral Interface for Members (CIM) and migration of all services to NMASS platform effective December 15, 2025.

Summary

NSE Clearing Limited is migrating all services from the Collateral Interface for Members (CIM) to NMASS (NSE Member Account and Services System) as part of providing a single member interface. The CIM platform will be discontinued effective December 15, 2025. All clearing members and custodians must create or modify user roles in NMASS before this date to access collateral management, EMI, and reporting services.

Key Points

  • CIM platform will be discontinued; all services moving to NMASS
  • Super Admin users can create or modify roles starting December 01, 2025
  • Services will be available in NMASS from December 15, 2025
  • No change in process functionality, only platform change
  • User manual provided in annexure for NMASS functionalities
  • Applies to Commodity Derivatives Segment

Services Being Migrated

1. Collateral Release

  • New Request/Inquiry
  • Data Export
  • File Upload
  • Download Return Files
  • Instruction wise File upload

2. EMI (Early Margin Intimation)

  • Cash Deposit
  • G-sec Deposit

3. Reports

  • Quantity Breach Report
  • Direct Pledge Securities Report
  • Data Export

Compliance Requirements

  • Clearing Members/Custodians: Must create or modify user roles in NMASS before December 15, 2025
  • Super Admin Users: Responsible for creating and assigning roles for the new services in NMASS
  • All Users: Must transition from CIM to NMASS for all collateral management activities
  • Rights assignment available with Super Admin user in NMASS

Important Dates

  • November 28, 2025: Circular issued
  • December 01, 2025: Super Admin users can start creating or modifying roles in NMASS
  • December 15, 2025: CIM services discontinued; NMASS services go live

Impact Assessment

Operational Impact

  • High: All clearing members and custodians must transition to new platform
  • Members who fail to create/modify roles before December 15, 2025 may face operational challenges
  • Requires user training on NMASS interface (though processes remain unchanged)

Technical Impact

  • Platform migration requires Super Admin intervention for role setup
  • Two-week window (Dec 01-15) for role creation and testing
  • User manual provided for smooth transition

Business Continuity

  • Critical to complete migration to avoid disruption in collateral management operations
  • Processes remain unchanged, reducing learning curve
  • Single interface improves operational efficiency

Contact Information

Reference

  • Circular Reference: 0382/2025
  • Download Reference: NCL/COM/71539
  • Issuing Authority: Huzefa Mahuvawala, Chief Risk Officer, NSE Clearing Limited

Impact Justification

Mandatory system migration affecting all clearing members and custodians with specific deadlines for role creation and operational changes. Failure to migrate before December 15, 2025 may cause operational challenges in collateral management.