SPIRIT AIRLINES v. UNITED STATES DEPT. OF TRANSP.

Attorney(s) appearing for the Case

Aimee W. Brown , Washington, DC, argued the cause for petitioner. On the briefs were Joanne W. Young and David M. Kirstein , Washington, DC. Kannon K. Shanmugam , Washington, DC, entered an appearance.

Scott P. Lewis , Cambridge, MA, and Thomas R. Devine , Washington, DC, were on the brief for amicus curiae Airports Council International — North America in support of petitioner.

Benjamin M. Shultz , Attorney, U.S. Department of Justice, argued the cause for respondents. With him on the brief were Michael S. Raab , Attorney, Steven G. Bradbury , General Counsel, U.S. Department of Transportation, Paul M. Geier , Assistant General Counsel for Litigation and Enforcement, Joy K. Park , Senior Trial Attorney, and Arjun Garg , Chief Counsel, Federal Aviation Administration.

Before: Henderson and Walker, Circuit Judges, and Ginsburg, Senior Circuit Judge.