The court on Friday rules that the state's "near-categorical ban of [the magazines] infringes on the fundamental right to self-defense." The decision is a blow to gun control activists.
The 9th Circuit said the policy, which forces asylum-seekers to wait in Mexico, may violate the law. But judges were prepared to block the policy in two states only, starting next week.
The denial upholds a lower court ruling that put severe limits on cities' ability to enforce anti-camping ordinances on streets and in public rights of way. Advocates for the homeless lauded the move.
The case drew national attention when a local sheriff released from a city jail an unauthorized immigrant without notifying federal officials. The immigrant later killed Kate Steinle.
The U.S. 9th Circuit Court of Appeals is the first appellate court to rule on ending Deferred Action for Childhood Arrivals. Judges rejected government arguments that the court has no jurisdiction.