President Donald Trump has made it more difficult for federal employees to keep their jobs after an initial trial period, his latest effort to reshape the U.S. government workforce and rein in dissent from his agenda.

The order declares that employees will only attain full employment status if their managers review and sign off on their performance, adding a new obstacle for probationary workers to clear.

A U.S. district judge in San Francisco on Friday ordered the Trump administration to provide probationary workers fired en masse a written statement saying they were not terminated for performance reasons,