The U.S. Supreme Court issued an order Friday saying it will take up the issue of whether the New York attorney general may depose U.S. Commerce Secretary Wilbur Ross in its challenge to the Trump administration’s plan to include a question on citizenship status in the 2020 census.

The nation’s high court granted certiorari to a mandamus petition by the Department of Justice on Friday, setting a schedule for briefings beginning Dec. 17. Oral arguments in the case were scheduled for Feb. 19, 2019.