President Donald Trump says Harvard University will be stripped of its tax-exempt status — redoubling an extraordinary threat that the Ivy League school’s president is pushing back against.

A New York University School of Law professor on tax policy called the news a “lawless action by the President.”

WASHINGTON (AP) — President Donald Trump on Friday re-upped his threat to strip Harvard University of its tax-exempt status, escalating a showdown with the first major college that has defied the administration’s efforts to crack down on campus activism.