(a) A claim for death, personal injury, damage to or loss of real or personal property arising from a maritime tort caused by an agent or employee of the Coast Guard, or a vessel or other property in the service of the Coast Guard, including an auxiliary facility operated under specific orders and acting within the scope of such orders; or

(b) A claim for compensation for towage and salvage services rendered to a vessel in the service of the Coast Guard or to other property under the jurisdiction of the Coast Guard.