(6) Where an appeal under this section has been filed, the Tribunal may, on the application of the appellant moved within thirty days from the filing of such appeal, after giving the parties a reasonable opportunity of being heard, stay the operation of the order appealed against or the recovery of the disputed amount of any tax, fee or penalty payable,or refund of the amount due, or proceedings for re assessment, under the order appealed against till the dis posal of the appeal: 431 Provided that: (i) no application for stay of recovery of any disput ed amount of tax, fee or penalty shall be entertained unless the applicant has furnished satisfactory proof of the pay ment of not less than one third of such disputed amount in addition to the amount required to be deposited under sub section (1) of Section 9; (ii) the Tribunal may, or special and adequate reasons to be recorded in writing, waive or relax the requirement of clause (i) regarding payment of one third of such disputed amount.