90. (1) The Corporation may by by-laws provide for the licensing of boats and other vessels plying for hire in a public water-course and may prescribe the terms and conditions for the grant of licences and the fees to be charged therefor. (2) The Government may declare any part of a public water-course to be a public ferry and may entrust the management thereof to the Corporation, and thereupon the Corporation shall manage and operate the public ferry in such manner and levy such tolls as may be prescribed.