When one person or entity wrongfully interferes with another's business relationship or contractual obligations, the law refers to it as "tortious interference. Every act of another which unlawfully interferes with such enjoyment is a tort for which an action shall lie.Wrongful or tortious interference with contracts happens when a thirdparty intentionally causes a contracting party to commit a breach of contract. Tortious interference with a contract occurs when a third party intentionally damages the contractual between two parties. No. In order to succeed in a case for intentional interference you have to meet six criteria: 1. The above are quotes from court cases and statutes. The information is not legal advice and is not guaranteed to be up-to-date complete or correct. § 5157, which also applies as a defense to tortious interference with contractual relations. In What Ways Does the Law Regulate Tortious Interference? In order to establish a claim for tortious interference with contractual relations or potential business relations, Tidikis must allege the following elements:.