10. (1) In a municipality whose population, on the date of the passing of the by-law contemplated in section 3, is under 20 000, the number of electoral districts must not be less than 6 nor more than 8.
(1.1) In a municipality whose population on that date is 20 000 or over but under 50 000, this number must not be less than 8 nor more than 12.
(2) In a municipality whose population on that date is 50 000 or over but under 100 000, this number must not be less than 12 nor more than 16.
(3) In a municipality whose population on that date is 100 000 or over but under 250 000, this number must not be less than 16 nor more than 24.
(4) In a municipality whose population on that date is 250 000 or over but under 500 000, this number must not be less than 24 nor more than 36.
(5) In a municipality whose population on that date is 500 000 or over but less than 1 000 000, this number must not be less than 36 nor more than 48.
(6) In a municipality whose population on that date is 1 000 000 or over but less than 2 000 000, this number must not be less than 48 nor more than 96.