Al Drago/Getty Images via CNN Newsource

By Devan Cole, Tami Luhby

(CNN) — A federal judge in San Francisco has ordered the Trump administration to immediately halt its efforts to lay off roughly 4,100 federal workers during the government shutdown, saying the move is unlawful.

US District Judge Susan Illston said during a hearing Wednesday that she was granting a request from unions representing federal workers for an emergency order pausing the layoffs that began last Friday.

“As of right now, the (temporary restraining order) is in effect,” Illston said. The order, the judge said, bars the administration for now from moving ahead with any layoffs for members of several unions that sued over the plans, or issuing any new layoff notices for those unions’ members. It will remain in e

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