Release clause – this legal term has got application in the Law of Contracts in some legal systems. In practice, when parties negotiate contracts, they agree that some activities could be dangerous for the assignee. So the parties conclude that the performer (i.e. the assignee) has to sign a declaration that he understands the risks involved in performance of the job and voluntary agrees to perform the contractual activities; in addition the assignor declares that he won’t hold any liability for these risks; and the assignee agrees not to pursue liability from the assignor. Also known as “liberation clause”.