Elena Chachko, an assistant professor of law at Berkeley Law School, says it’s the president’s pushing of boundaries — and the legal challenges that follow — that will ultimately define how emergency powers can be used.
“This is what happens when you take an instrument that has been very useful for many administrations, for many years, and now you overextend it,” she says. “You use it to do novel things with questionable legal basis, and what you do is invite pushback and invite criticism and invite limitations.”