The DOJ said it had advised Wynn repeatedly over the last four years to register as a foreign agent, but he has refused.
The former casino mogul allegedly tried to secure a diplomatic favor from U.S. officials on behalf of the Chinese government.
The casino mogul and former Republican National Committee finance chair was ousted last year after multiple sexual misconduct claims from casino employees.
Las Vegas mogul Steve Wynn, who is facing rape accusations, was not part of the settlement.
Female employees accused Wynn of behavior ranging from lewd comments and inappropriate touching to coercing sex acts.
The two women raise accusations against the Vegas casino mogul that date to the 1970s, according to The Associated Press.
But you might not know about it.
Don't feel too bad: The disgraced CEO walks away with about $2 billion in stock.
Last fall, the party vehemently pushed Democrats to return their donations from Hollywood producer Harvey Weinstein, a major Democratic donor.