Tort is part of the Law of Obligations. Provisions on tort liability are found in Book Three, the Law of Obligations, of the Civil Code. There is only a single general provision on tort. The legislature expected rules to develop out of case law. A person who intentionally or negligently infringes upon others’ right or interests protected There is a body of case law which sets out details of tort law such as causation and fault. There have been cases where the shift of the burden of proof was at issue.