3. Notwithstanding anything contained in any other law for the time being in force, all judgments, decrees or orders passed ex parte by any Court or Tribunal or orders disposing of matters due to default in compliance with any direction of any Court or Tribunal in any legal proceedings at any time after the 1st day of March, 1971, and before the commencement of this Order are hereby declared null and void and the proceedings shall, on the commencement of this Order, continue in accordance with the Law.