Kuwait Court of Cassation principle number 2928

A procedural act is invalid if the law provides for its invalidity or if it is tainted by a substantial defect resulting in harm to the opposing party. - 563 - Civil Procedure - A provision prescribing the invalidity of a procedural act. Presumption of the existence of a substantial defect in the procedural act. The burden of proving that the purpose of the procedural act has been achieved rests upon the person asserting that. - Permissibility of serving the person to be served at his workplace. Conditions for the validity of such service and when it is invalid.