Description
NSE Clearing Limited revises the Minimum Initial Margin (IM) and Short Option Minimum Margin (SOMM) for all CRUDEOIL contract variants to 30%, effective May 18, 2026.
Summary
NSE Clearing Limited (NCL) has revised the Minimum Initial Margin (IM) and Short Option Minimum Margin (SOMM) for all CRUDEOIL contract variants to 30%, effective May 18, 2026. This circular modifies the earlier circular 098/2026 dated March 09, 2026, and is issued as a risk containment measure.
Key Points
- Minimum Initial Margin (IM) for all CRUDEOIL contracts revised to 30%
- Short Option Minimum Margin (SOMM) revised to 30%
- Minimum MPOR (Margin Period of Risk) set at 3
- Minimum VSR (Volatility Scan Range) set at 30%
- The Minimum IM % shall not be scaled up by MPOR
- Applicable across all variants of CRUDEOIL contracts
- This is a modification to circular 098/2026 (NCL/COM/73188) dated March 09, 2026
Regulatory Changes
NSE Clearing Limited is revising margin requirements for CRUDEOIL contracts as a risk containment measure. The updated margin parameters are:
| Parameter | Value |
|---|---|
| Minimum Initial Margin (IM) % | 30% |
| Short Option Minimum Margin (SOMM) % | 30% |
| Minimum MPOR | 3 |
| Minimum VSR (%) | 30% |
The Minimum IM % shall not be scaled up by MPOR.
Compliance Requirements
- All members of NSE Clearing Limited must take note of the revised margin requirements
- Members must ensure sufficient margin is collected from clients for CRUDEOIL positions (all variants) by the effective date
- Existing positions must comply with the new 30% minimum initial margin requirement from May 18, 2026
- Contact: risk_ops@nsccl.co.in or 1800 266 0050 (IVR option 2) for queries
Important Dates
- Circular Date: May 14, 2026
- Effective Date: May 18, 2026
- Previous Circular Reference: 098/2026 (NCL/COM/73188), dated March 09, 2026
Impact Assessment
This revision represents a significant risk containment measure likely driven by elevated volatility in crude oil markets. Increasing the minimum initial margin to 30% across all CRUDEOIL contract variants will:
- Increase capital requirements for traders holding or initiating positions in CRUDEOIL futures and options
- Reduce leverage available to participants in the commodity derivatives segment
- Potentially reduce open interest as some participants may exit positions or reduce exposure due to higher margin costs
- The uniform 30% SOMM aligns short option margin requirements with the general initial margin, limiting risk from uncovered short option positions
- The explicit exclusion of MPOR scaling on the minimum IM % provides a clear floor, preventing margin from being inadvertently reduced below 30%
Impact Justification
A significant upward margin revision across all CRUDEOIL variants to 30% will directly increase capital requirements for traders and may reduce open interest; effective in 4 days requiring immediate action.