22. (1) On the conditions fixed by the Government, the Minister may take charge of all the drainage works if application therefor is made to him by the municipality charged with the execution of such works.
(2) The Minister may have the drainage works entrusted to him under subsection 1 carried out either under supervision or by contract. In either case, the persons carrying out the works have all the rights and immunities of persons carrying out the same works as the officers or agents of the competent municipality.
(3) In this division, the word “drainage” means any surface or underground conduits used chiefly for agricultural hydraulics for the supplying, irrigation and draining of farm land and includes natural and artificial watercourses used for those purposes.
The expression “drainage works” includes, in addition to the actions necessary to prepare and draft plans and specifications, all work required for drainage, in particular, the levelling of excavated material, the removal of obstacles, the arranging, improvement, maintenance and, if applicable, the operation of a land irrigation or drainage system or any other hydraulic works necessary for the drainage or irrigation of land.