Tag Archives: MATS

Status Quo Continues for MATS

Earlier today Chief Justice Roberts denied the application of parties seeking a stay of the Mercury and Air Toxics Standard.  Acting alone, the Chief Justice issued his decision less than 24 hours after the EPA, other states, and utilities each … Continue reading

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Supreme Court Round-Up: Oral Argument in Hughes and MATS Stay Request

UPDATED 02.26.2016 with link to audio recording of Hughes oral argument. There were two big events in the energy-environmental world at the Supreme Court this week: oral argument in a Federal Power Act case and a request to stay EPA’s … Continue reading

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MATS Remain in Effect Pending Agency Efforts on Costs

On Tuesday, the D.C. Circuit decided to remand the Mercury and Air Toxics Standards (MATS) to EPA without vacating the rule.  Last month, the Supreme Court held that EPA needed to consider costs before deciding whether a regulation is appropriate and … Continue reading

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MATS Marches On

UPDATED 01.05.2016 Comments due January 15, 2016 On November 20, 2015 the EPA proposed a supplemental finding to its Mercury and Air Toxics Standards (MATS) in which EPA considers the compliance costs (on a system-wide basis) associated with regulating mercury … Continue reading

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