When an event that causes you harm occurs, a clock starts ticking known as a statute of limitations. A statute of limitations is a period of time within which you must file a lawsuit or else your claim will be barred as a matter of law. The purpose of a statute of limitations is to require the "diligent prosecution of known claims thereby providing necessary finality and predictability in legal affairs, and ensuring that claims will be resolved while the evidence bearing on the issu [...]