Explained: Trump administration sues Penn State over in-state tuition for students in the US illegally

The Department of Justice filed a complaint Thursday against Penn State challenging its in-state tuition policy for some immigrants in the country illegally

In-state tuition

A reduced tuition rate offered to students who are residents of the state where a public university is located

Preferential treatment/benefits

Term used by the federal government to describe tuition breaks given to immigrants in the U.S. illegally, which it argues violates federal law