March 30, 2026
The U.S. Supreme Court on Monday declined to take up a Washington cattle ranch's petition that challenged the immovable property rule's application to tribal sovereign immunity in an effort to revive its dispute over rights to land along the Stillaguamish River.
February 23, 2026
A Washington cattle ranch is asking the U.S. Supreme Court to reverse an order that dismissed its challenge over rights to a parcel of land along the Stillaguamish River, arguing that the immovable-property rule's application to tribal sovereign immunity is an issue of federal law that should be settled.