Virtualization Reliability Standards

FERC eLibrary: Rulemakings - ChangeBridge

Published March 19th, 2026

Detected April 3rd, 2026

Summary

FERC issued Order No. 919 (194 FERC 61,209) as a final rule establishing virtualization reliability standards for the bulk electric system under docket RM24-8. The rule approves Reliability Standard VAR-001-5.1 and related modifications to existing NERC reliability standards applicable to bulk electric system owners, operators, and users.

View original document View source feed page

What changed

FERC Order No. 919 establishes new virtualization reliability standards under the North American Electric Reliability Corporation (NERC) framework for the bulk electric system. The final rule modifies Reliability Standard VAR-001-5.1 and introduces related compliance requirements for entities that implement virtualization technology in bulk electric system operations. This represents the Commission's action on the reliability standards proposed in the RM24-8 rulemaking.

Bulk electric system owners, operators, and users must assess their virtualization implementations against the newly approved standards. Entities should review their current virtualization architectures for compliance with the approved reliability standards and implement any necessary modifications. Compliance timelines and specific implementation dates will be determined in accordance with the reliability standards approval process.

What to do next

Review Order No. 919 virtualization standards against current virtualization implementations
Assess bulk electric system virtualization architecture for compliance gaps
Implement necessary modifications to align with approved Reliability Standard VAR-001-5.1

Source document (simplified)

Document Info for Accession Number: 20260319-3044

Details Document: 03/19/2026
Filed: 03/19/2026
Posted: 03/19/2026 11:59:09 AM
First Received Date: 03/19/2026 11:33:51 AM
Security Level: Public
Official: Yes
E-filing: No
Non-decisional: No
Category: Issuance
Library: Electric,Rulemaking
Aperture: 0
File Type:
Description* :** Order No. 919: Final Rule; Virtualization Reliability Standards under RM24-8.
File List

| Docket | Sub-Docket | Type |
| --- | --- | --- |
| RM24-8 | 000 | On Document |

| Document Class | Document Type |
| --- | --- |
| Order/Opinion | Commission Order/Opinion |

| Correspondent | Last Name | First Name | MI | Role/Org |
| --- | --- | --- | --- | --- |
| AUTHOR | * | * | | COMMISSIONERS AND IMMEDIATE STAFF (THE COMMISSION) |
| AUTHOR | Reese | D | A | SECRETARY OF THE COMMISSION - FERC |

| Associate Type | Associate Numbers |
| --- | --- |
| Ferc Cite Number | 194FERC61,209 |
| Order Number | 919 |