A federal judge has blocked Donald Trump’s administration from threatening election workers with criminal prosecution for processing ballots — thwarting the government’s last-ditch attempts to toss out votes before Election Day.

The temporary restraining order prevents the Department of Justice and Homeland Security from demanding state and local election officials stop processing or setting aside ballots in the president’s crusade against alleged noncitizen voters.

“One of the hallmarks of a fair election is the freedom to exercise the right to vote free from threat, fear or intimidation,” California District Judge Trina Thompson wrote Friday night.

“Free exercise of the right to vote is a core tenet of our democracy,” she added. “Election Day is around the corner. Ballots have already been issued. Americans have already begun voting. Workers have already begun processing ballots.…