927. (1) Every local municipality may make, amend or repeal by-laws:(a) to regulate the ferries which are under its direction, and to determine the amount to be paid and the conditions to be observed to obtain any ferry license;
(b) to fix and approve the tolls payable for crossing such ferries either in a boat, steamboat or other craft.
(2) Nevertheless, no by-law passed under this article may fix or approve the tolls payable by certain persons at a less sum than those payable by others, nor give to certain persons or localities advantages refused to others.