512. The composition of a provisional council is also subject to the following rules:(1) every existing school board must be represented by at least two commissioners;
(2) the commissioners of each existing school board must be in proportion to the number of students who, on 30 September in the year preceding the year of publication of the order respecting territorial division, attend public schools at which the language of instruction is that of the new school board and which are situated in the territory of the new school board.