The federal panel determined that the long-held practice violates the Fourth Amendment, which protects people against unreasonable searches of their property.
Chalking tires to monitor parking is unconstitutional, appeals court rules
Getting There: No chalk on the tires in Spokane's parking enforcement
Court rules that chalking parked car tires violates Fourth Amendment
Sixth Circuit Holds that Suspicionless Chalking Car Tires for Parking Enforcement Violates the Fourth Amendment — FEDagent
Chalking tires for parking tickets ruled unconstitutional
Parking officials can't chalk tires, court rules
Local police anticipate few changes after federal tire-chalking ruling, Local News
Michigan Motorist Fights Tire Chalking
Tire chalking ruling: Jackson police to change parking enforcement
Chalking cars ruled unconstitutional in 4 states, remains legal in San Diego
New federal ruling may 'chalk up' plans for local parking enforcement