151.5. The Community may, by by-law, prescribe that any infringement of a by-law made under section 151.1, or of section 151.3 or 151.4, or that failure to comply with a prohibition, condition or requirement established under section 151.2.2, 151.2.3, 151.2.4 or 151.2.5 shall entail a penalty:(1) for a first offence, a minimum fine of not more than $25 000 and a maximum fine of not more than $500 000, imprisonment for not more than 18 months, notwithstanding article 231 of the Code of Penal Procedure (chapter C-25.1), or both penalties together;
(2) in the case of a second or subsequent conviction, a minimum fine of not more than $50 000 and a maximum fine of not more than $1 000 000, imprisonment for not more than 18 months, notwithstanding article 231 of the Code of Penal Procedure, or both penalties together.