Minn. Stat. § 443.30: PUBLICATION OF ORDINANCE.

The ordinance establishing rates for rubbish disposal shall be published in the official newspaper of the city, and shall set forth the rates for each type of service, and shall contain a notice to all persons or parties interested that the same will be considered at a public hearing not less than 30 days from the publication of said ordinance, upon which date a public hearing shall be conducted at which any person affected by any rate shall be given an opportunity to be heard as to the rate which the person will be called upon to pay. Said ordinance and the rates established therein shall take effect at the conclusion of said hearing, or at such other date as shall be fixed by such ordinance.