To the extent that any petition submitted under subsection (b) after thedate of enactment of the Clear Skies Act of 2002 seeks a finding for any affected unit, then, notwithstanding any provision in subsections (a) through (c) to the contrary --
The Clear Skies act has a generally favorable public perception. 
mnli hypothesis: The Clear Skies act has a generally favorable public perception.  premise: To the extent that any petition submitted under subsection (b) after thedate of enactment of the Clear Skies Act of 2002 seeks a finding for any affected unit, then, notwithstanding any provision in subsections (a) through (c) to the contrary --