law: 51. Member not to participate in meetings in certain cases.-
  Any member having any direct or indirect interest, whether pecuniary or otherwise, in any matter coming up for consideration at a meeting of the State Authority, shall, as soon as possible after the relevant circumstances have come to his knowledge, disclose the nature of his interest at such meeting and such disclosure shall be recorded in the proceedings of the State Authority, and the member shall not take any part in any deliberation or decision of the State Authority with respect to that matter.