When I last posted on the potential impact of the Utility MACT rule on electric system reliability, I swore I was done with the subject. I knew then it was probably a mistake. Yesterday, FERC announced that it has issued a White Paper on how it will respond to requests by generators to EPA for an extension of time to comply under the Utility MACT rule. Since FERC has invited comments on the White Paper, it seemed worthy of note.

As those who have followed the progress of the MACT rule know, EPA has allowed a basic compliance period of three years. EPA has also provided for a one-year extension in some cases. Beyond that, EPA has provided that facilities which cannot comply within 4 years and which are critical to electric system reliability may seek a further extension through an administrative order. EPA also provided that it will take comment from experts, including FERC, on applications for such further extensions.

The White Paper sets forth FERC staff’s views on how FERC should handle such requests for comment. The process would be as follows...

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