And with respect to Buoys, Lighthouses, and Beacons, be it enacted as follows:

The Undertakers shall lay down Buoys for the Guidance of Vessels in such Situations within the Limits of the Harbour, Dock, or Pier, and of such Character, as shall from Time to Time be directed by the Corporation of Trinity House, Deptford Strond, the Corporation for preserving and improving the Port of Dublin, or the Commissioners of the Northern Lights respectively, according as the Harbour, Dock, or Pier is situated in England, Ireland, or Scotland.

The Undertakers shall not erect any Lighthouse or Beacon, or exhibit or allow to be exhibited any Light, Beacon, or Sea-mark without the Sanction in Writing of the said Corporation of Trinity House, of the said Corporation for preserving and improving the Port of Dublin, or of the said Commissioners of Northern Lights respectively, according as the Harbour, Dock, or Pier is situated in England, Ireland, or Scotland, first having been obtained in that Behalf; and if any such Light, Beacon, or Sea-mark be exhibited with such Sanction as aforesaid, the same shall pot be afterwards altered without the like Sanction ; an4 every such Light, Beacon, and Sea-mark shall be of such Power and Description, and shall be from Time to Time discontinued or altered, as the said Corporation or Commissioners respectively shall from Time to Time direct.