North American Electric Reliability Corporation

PRC-029-1

Frequency and Voltage Ride-through Requirements for Inverter-based Resources

Latest Edition2026-10-01

Country ScopeNorth America

CategoryReliability Standards / Protection and Control

Record Typestandard

ApplicabilityEnforceable after approval or adoption by the applicable regulatory authority

Applicability Summary

NERC reliability standard in the PRC family addressing frequency and voltage ride-through requirements for inverter-based resources.

Notes

NERC page label: Subject to Future Enforcement. Standard document modified August 18, 2026. Public notes: Docket No. RM25-3-000 See Implementation Plan for more information on effective/compliance dates.