Proof of consent, ec., of Board or Chairman or offwer or servant of

Board. —Whenever under this Act or any rule made thereunder, the doing or the omission to do anything or the validity of anything i depends upon the approval, sanction, consent, concurrence, declara- tion, opinion or satisfaction of—

1. (a) the Board or the Chairman, or—
2. (b) any officer or servant of the Board, Hi . a written document, signed in case (a) by the Chairman, and in case +L (b) by the said officer or servant, conveymg or setting forth such A approval, sanction, consent, concurrence, declaration, opinion or satis- > + faction, shall be sufficient evidence of such approval, sanction, consent, » .V° concurrence, declaration, opinion or satisfaction. R rN 156. Validation of acts and proceedings.—(1) No act done or proceed- 4 > ing taken under this Act shall be questioned on the ground merely of— . ' [ . ! Is
3. (a) the existence of any vacancy in, or any defect in the consti- tution of, the Board or any Committee; or
4. (b) any person having ceased to be a Trustee; or
5. (c) any Trustee, or any person associated with the Board under section 17, or any other member of a Committee appointed under this Act, having voted or taken any other part in any proceeding 1n contra- vention of section 20; or
6. (d) the failure to serve a notice under section 49 on any person, where no substantial injustice has resulted fiom such failure; or
7. (e) any omission, defect or irregularity not affecting the merits of the case.

1. (2) Every meeting of the Board, the minutes of the proceedings of which have been duly signed as prescribed in clause (h) of section 16, shall be deemed to have been duly convened and to be free from all defect and irregularity.