The resort hasn't required masks anywhere in months and removed in-park COVID-19 warnings in August.
The change came after a federal judge struck down the CDC's face mask mandate for public transportation.
Universal Hollywood will no longer require face masks or proof of COVID-19 vaccination.
Universal Orlando requiring workers to get COVID-19 vaccine or be tested weekly starting in February
The new policy matches a federal regulation that may be struck down by the U.S. Supreme Court.
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Other large New Year's Eve celebrations are being altered, but not at Disney World.
The change comes seven months after Universal dropped its indoor mask mandate for guests.