Bridgeport Public Schools released guidance Tuesday saying federal immigration authorities are prohibited from entering its buildings without prior permission.

Hours after the U.S. Department of Homeland Security ended a policy that kept immigration officials out of schools, churches, and hospitals, Bridgeport Public Schools officials released guidelines that they said would keep their students safe from anticipated immigration raids.

A school district in Connecticut released its guidelines for protecting students during potential federal raids.

Bridgeport Public Schools announced on Tuesday guidelines designed to protect students in the event of an attempted raid by ICE agents.