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FERC Approves Interpretation of Reliability Standard

On December 12, 2012 in Docket No. RD12-6, FERC issued a letter order approving NERC’s August 1, 2012 petition to approve an Interpretation of Requirements R2, R3, and R4 to Reliability Standard CIP-004-4. The proposed interpretation clarifies that all cyber access must be authorized, and all authorized cyber access requires compliance with Requirements R2, R3, and R4 of CIP-004-4.

To view FERC’s letter order click here.