The order came after California AG Rob Bonta, a Democrat, last month asked the court to step in. A voting rights group is also challenging the ballot seizure.
Riverside County Sheriff Chad Bianco is slated next week to formally announce his candidacy for governor of California.
Riverside County deputies "have not, are not, and will not engage in any type of immigration enforcement," Sheriff Chad Bianco said in a message to the community.
Authorities seized about $2.9 million worth of psilocybin mushrooms and a handful of firearms after serving a search warrant at a residence in Lake Elsinore.
The Lake Elsinore Motorsports Park announced it will be closing due a recent lawsuit over an accident that left a 9-year-old girl dead.
A suspect who allegedly opened fire Saturday at the end of a chase in the Joshua Tree area has been arrested following an hours-long manhunt, authorities said.