To file a claim for injury or property damage against Contra Costa County please read and complete the form and send to: Clerk of the Board of Supervisors. The Court sustains the demurrer to the Complaint as to the tort claims for gross negligence,.An agent may be solely liable to a third party for tortious conduct in certain circumstances. The Tort and Civil Rights Litigation Division represents the County in state and federal court in lawsuits involving personal injuries and property damage. Vicarious liability is a legal doctrine in which you can be held liable for the wrongful acts of third parties, such as your employees or agents. Court interpreted duty arising out of the negligent undertaking theory of liability articulated in RESTATEMENT SECOND OF TORTS, section 324A. State Law Tort Claims. Watch Expert CA Bar Exam Instructor and Tutor Shana Karpeles, Esq. However, there are some drawbacks to hiring agents. Chief among them is the liability of a principal to third parties.