14.—(1) As soon as may be after the date of the order of the Minister confirming a drainage scheme, the Commissioners shall proceed to acquire the several lands, easements, fisheries, water-rights, navigation-rights, and other rights proposed in such drainage scheme to be compulsorily acquired save that it shall not be obligatory on the Commissioners to acquire compulsorily any land, easement, fishery, water-right, navigation-right, or other right proposed in such drainage scheme to be so acquired in respect of which it appears to the Commissioners, in the course of carrying out such drainage scheme, that the acquisition of such land, easement, fishery, water-right, navigation-right, or other right is not necessary for the purpose of such carrying out.

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(3) It shall not be obligatory on the Commissioners to make any interference with any land, easement, fishery, water-right, navigation-right, or other right or any road or bridge proposed in a drainage scheme to be compulsorily made in respect of which it appears to the Commissioners, in the course of carrying out such drainage scheme, that such interference is not necessary for the purpose of such carrying out.

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(6) No action shall lie at law or in equity against the Minister or the Commissioners or any officer, agent, or servant of the Minister or the Commissioners in respect of any act, matter, or thing in respect of which compensation is payable by virtue of this section or either of the two next following sections.