What did the court decide in AT&T Mobility LLC v. Concepcion?
Answered for: US
Because it "stands as an obstacle to the accomplishment and execution of the full purposes and objectives of Congress," Hines v. Davidowitz, 312 U. S. 52, 67 (1941), California's Discover Bank rule is pre-empted by the FAA.
The Court held that the Federal Arbitration Act preempted a California rule treating most consumer class-arbitration waivers as unconscionable.
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