Roy L. Endsley III and Stephen Graham, Individually and on Behalf of Those Similarly Situated v. City of Chicago

WILLIAMS, Circuit Judge.

Plaintiffs challenge the City of Chicago’s use of tolls collected on the Chicago Sky-way to pay for some of the City’s non-Skyway related transportation improvements. In 1995, the Skyway began producing revenue that exceeded its operating expenses. Prior to that time, the City used Skyway tolls exclusively to operate and maintain the Skyway. In 1996, the City decided to refinance outstanding Sky-way debt and raise additional revenues for non-Skyway expenses through a new bond issue (“Series 1996 Bond Issue”). Plaintiffs seek to prevent use of Skyway revenues to pay for…