Companies (Winding-up) Rules

A certificate by the Official Receiver or other officer of the court, or by the
            clerk of any such person, or an affidavit by the liquidator, or creditor, or his
            solicitor, or the clerk of either of such persons, or as the case may be by some officer
            of the company or its solicitor or the clerk of such company or solicitor that the
            notice of any meeting has been duly posted, shall be sufficient evidence of such notice
            having been duly sent to the person to whom the same was addressed.
(See
                Forms 76 & 77)