Ex turpi causa non oritur actio

From a dishonorable cause an action does not arise


A legal doctrine which states that a claimant will be unable to pursue a cause of action, if it arises in connection with his own illegal act. Particularly relevant in the law of contract, tort and trusts.


  • causacase, case at law, cause, condition, interest, law, motive, pretext, reason, situation
  • nonnot
  • actioto act