Under the order, private businesses can choose to display signage indicating that ICE cannot enter without a warrant—thereby designating “their property as part of a city-wide network of community spaces that stand together in affirming the safety, dignity, and belonging of all of our residents,” the mayor said.

Johnson touted the order for building “a broad civic shield that limits the reach of harmful enforcement practices. It strengthens neighborhood solidarity and it reaffirms Chicago’s role as a welcoming city.”