The federal memo dated Aug. 24 said the Student and Exchange Visitor Program, which is part of the U.S. Immigration and Customs Enforcement agency, has "observed a rise in Curricular Practical Training (CPT) authorizations that appear to violate regulatory requirements which permit CPT only where the training is an integral part of an established curriculum."

"Failure to comply with SEVP regulations may result in an institution losing certification to enroll foreign students," the ⁠memo said.

Prospective students tour the University of California, Berkeley campus before beginning of the new semester, in Berkeley, California, U.S., June 8, 2023. Photo by Reuters

It resulted in some schools, including the University of California, Los Angeles and the University of California, Berkeley, pausing certain applications for work authorizations for international students.

"UCLA has paused certain Curricular Practical Training authorizations while it reviews recent federal guidance and determines next steps," a UCLA spokesperson said.