The main purpose of this legislation, known as the Delaney Hall Closure Act, is to require the U.S. Department of Homeland Security to stop all immigration detention operations at the Delaney Hall Detention Center located in Newark, New Jersey. This law aims to close this facility and prevent any future contracts for its operation as an immigration detention center. Key provisions of the Act include a requirement for the Secretary of Homeland Security to cease all immigration detention activities at Delaney Hall within 90 days of the law being enacted.