Ms. Schilling has more than a decade of environmental law experience, focusing on air quality.  Ms. Schilling represents clients in permitting, compliance, and enforcement matters before state agencies and the federal Environmental Protection Agency (EPA).  She also has extensive experience with the development of comments in federal rulemakings under the Clean Air Act (CAA) and represents clients in challenges to federal rulemakings in the U.S. Courts of Appeal, including the D.C. Circuit.

Ms. Schilling advises clients on matters related to minor source and major source permitting, including triggers for Prevention of Significant Deterioration (PSD) permitting, development of Best Available Control Technology (BACT) analyses for criteria pollutants and Greenhouse Gases (GHG), as well as compliance with New Source Performance Standards (NSPS) and Maximum Achievable Control Technology (MACT) standards for hazardous air pollutants (HAP). She also represents clients in state and federal air enforcement matters, including those related to state and federal asbestos standards and the CAA Section 112(r) Risk Management Program.