31.1. Every person who is guilty of an offence contemplated in section 31 is liable, if no other penalty is provided for for that offence, in addition to payment of the costs,(a) in the case of an individual, to a fine of not less than $250 nor more than $575;
(b) in the case of a corporation, to a fine of not less than $575 nor more than $1 150;
(c) for a second offence within two years, to a fine amounting to not less nor more than twice the fines provided for in paragraph a or b, as the case may be;
(d) for any other subsequent offence within two years, to a fine amounting to not less nor more than three times the fines provided for in paragraph a or b, as the case may be.