The filing says that Hanson's contract states he must abide by the league constitution. League bylaws say disputes between coaches should go to arbitration in front of the commissioner.
Hanson accused Cable of attacking him during a training camp meeting. Hanson was treated for a fractured jaw and broken teeth. The Napa County district attorney did not file charges against Cable.
The Raiders have already filed a motion seeking arbitration. A hearing is scheduled for May 13.