North American Electric Reliability Corporation
MOD-026-2
Verification and Validation of Dynamic Models and Data
Applicability Summary
NERC reliability standard in the MOD family addressing verification and validation of dynamic models and data.
Notes
NERC page label: Mandatory Subject to Enforcement. Standard document modified December 5, 2025. Public notes: Filing/Order Docket No. RD26-3-000 Additional Effective Date Details Requirements R1 and R7 - April 1, 2027 Entities shall not be required to comply with Requirement R1 relating to the jointly developed dynamic model requirements between the Planning Coordinator and Transmission Planner and Requirement R7 relating to the provision of the current (in-use) models until twelve (12) months after the effective date of the Reliability Standard MOD-026-2. Requirements R2, R3, R4, R5, and R6 - April 1, 2029 Entities shall not be required to comply with Requirements R2, R3, R4, R5, and R6 until thirty-six (36) months after the effective date of Reliability Standard MOD-026-2. See the Implementation Plan for additional information on Initial Performance Dates for periodic requirements, newly commissioned and newly applicable facilities, and early compliance..