Provided further that the Board shall pay compensation to any person who sustains damage by the exercise of such power.

Work beyond the Chennai Metropolitan Area Work beyond the Chennai Metropolitan Area.-The Board may, in the execution and for the purposes of any works beyond the limits of the Chennai Metropolitan Area, exercise all the power which it may exercise within that area throughout the line of territory through which conduits, channels, pipes, works and the like run or are situated, and over any lake, reservoir or other source from which a supply of water for the use of that area is derived, and over all lands at a distance not exceeding one kilometre beyond the high water-level of any such lake or reservoir, and over any lands used for sewage farms, sewage disposal tanks, filters and other works connected with the sewerage of that area.