38.4. The following activities are prohibited in a flood zone:(1) work on a flood protection work, except(a) maintenance work on an existing flood protection work;
(b) the construction of a flood protection work carried out by a government department, a municipality or a public body, on the following conditions:i. there is no other suitable way to provide adequate protection for persons and property;
ii. it is in the public interest, in particular because of the number of persons, infrastructures, buildings or works protected;
iii. in the case of the siting of a flood protection work, the work must protect an area in which 75% of the lots are already occupied by a building or work;
(2) when it concerns a public institution or public security establishment,(a) the construction of a main building;
(b) work to change the intended use of a building to house a public security establishment or public institution;
(3) work for the construction of an underground parking garage.
Subparagraphs a and b of subparagraph 2 of the first paragraph do not apply when the urbanization perimeter of a municipality lies entirely within a flood zone.
For the purposes of the first paragraph, “construction” does not include dismantling.
1596-2021O.C. 1596-2021, s. 491.