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ARTICLE · 22 MAY 2012

EPA Proposes Third Phase Of Greenhouse Gas "Tailoring Rule"

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On March 8, 2012, the U.S. Environmental Protection Agency announced a proposed rule representing the final phase of the Agency's three-phase "Tailoring Rule" approach to regulating greenhouse gas emissions from new and modified stationary sources under the Clean Air Act.

United StatesEnvironment
Kristin Parker
Kristin Parker
Casey Fernung
Casey Fernung
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On March 8, 2012, the U.S. Environmental Protection Agency announced a proposed rule representing the final phase of the Agency's three-phase "Tailoring Rule" approach to regulating greenhouse gas emissions from new and modified stationary sources under the Clean Air Act. EPA's proposal declines to extend regulation of greenhouse gas emissions to smaller sources and seeks to streamline permitting for sources that are already regulated.

The EPA previously laid out the first and second phases of the Tailoring Rule, with "Phase 1" taking effect in January 2011 and "Phase 2" taking effect in July 2011. During the first two phases, EPA established greenhouse gas emission thresholds, above which permits are required for new stationary sources and major modifications to existing stationary sources under the major source permitting requirements of the Clean Air Act's Prevention of Significant Deterioration ("PSD") and Title V operating permit programs. These thresholds

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