561.2. Where a referendum poll is required pursuant to the Act respecting elections and referendums in municipalities (chapter E-2.2), approval of the by-law contemplated in section 561.1 requires not only that the number of affirmative votes be greater than the number of negative votes, but also that the total number of votes cast be equal to or greater than a majority of the qualified voters contemplated in that section who are domiciled in the municipality.