An internal drainage board may, for any purpose in connection with the performance of any of their functions—
The exercise of the powers conferred on local authorities by sections 14 to 17 above and section 66 below shall be included in the purposes for which the council of any district or London borough or Welsh county or county boroughor the Common Council of the City of London may be authorised by the Secretary of State to purchase land compulsorily; and subsections (1) and (3) of section 16 above shall apply in relation to the powers conferred by this subsection as they apply in relation to the powers conferred by section 14 above.
The Acquisition of Land Act 1981 shall apply in relation to the compulsory acquisition of land in pursuance of subsection (1) or (2) above.
An internal drainage board may exercise the powers conferred by subsection (1) above so as to acquire interests in or rights over land by way of securing the creation of new interests or rights in their favour (as well as by acquiring interests or rights already in existence).
Where an internal drainage board exercise their powers under this section so as to acquire compulsorily an interest in or right over land by way of securing compulsorily the creation in their favour of a new interest or right—
Where an internal drainage board propose to acquire by agreement any land belonging to Her Majesty in right of the Duchy of Lancaster—