Court of Appeals for the Seventh Circuit June 18, 1999, 98-3070, 98-3148 (Platteville Area Apartment Association v. City of Platteville)

POSNER, Chief Judge.

Owners and tenants of rental housing in the City of Platteville, Wisconsin, brought this suit in federal district court to enjoin, primax-ily as a violation of the Fourth Amendment, the enforcement of a city ordinance that authorizes periodic searches of rental housing to determine compliance with the city’s housing code. The district court gave the plaintiffs.