26-253. Power of state to serve process upon land ceded United States for military purposes The state retains concurrent jurisdiction with the United States for serving process, civil or criminal, issuing under the authority of the state, or any courts, or judicial officers thereof, upon any person amenable thereto within the limits of any land over which exclusive jurisdiction has been ceded by the state to the United States for military purposes in like manner as if no cession had taken place.
Arizona Legal Code