HACKENSACK — To protect undocumented students and their families, city school officials will protect information regarding students' immigration status and deny immigration agents entry to schools unless the federal officers have a warrant. The Access to Education, Student Privacy and Immigration Enforcement policy was unanimously approved Monday by the school board. The regulations prevent employees from requesting information that identifies students' immigration status or makes it easier to detain undocumented immigrants, such as birth certificates and driver's licenses. Public schools are already prohibited from requiring students to divulge their immigration status and are listed as "sensitive locations," or places where...