The legal concept addresses a specific category of deception that occurs outside the immediate proceedings of a case. It involves acts that prevent a party from having a fair opportunity to present their claim or defense. This type of deceit is characterized by conduct that is collateral to the matter actually tried, and does not pertain to the merits of the judgment itself. An example involves concealing the existence of a material witness or preventing a party from attending trial through trickery or misrepresentation. Such actions undermine the integrity of the judicial process by effectively precluding a just resolution.
Understanding this legal principle is essential because it protects the fairness and accuracy of judicial outcomes. It recognizes that a judgment, even if seemingly valid on its face, may be tainted if fundamental procedural rights were denied due to deceptive practices. Historically, courts have been vigilant in safeguarding against such abuses, viewing them as an affront to the principles of due process and equal protection under the law. Successfully alleging this form of deceit can lead to the setting aside of a judgment, thereby providing a remedy for those who have been unjustly deprived of their rights.