Power of review by Tribunal.

(1) The Tribunal may either on its own motion or on the application of any party interested, review its own order in any case, and pass in reference thereto such order as it thinks just :

Provided that no application made by the party interested shall be entertained unless the Tribunal is satisfied that there has been discovery of new and important matter of evidence, which after the exercise of due diligence was not within the knowledge of the applicant or could not be produced by him at the time when the Tribunal made its order or that there has been some mistake or error on the face of the record:

Provided further that no such order shall be varied or revised unless notice has been given to the parties interested to appear and be heard.

(2) An application for review under sub-section (1) by any party shall be made within ninety days from the date of communication of the order of the Tribunal.