Minn. Stat. § 375.057: SPECIAL ACTS PROVIDING FOR PAYMENT OF PER DIEMS.

Any special act for a single county or group of counties providing for the payment of per diems to county commissioners is superseded to the extent that it is inconsistent with Laws 1975, chapter 301, sections 1 to 14. This section does not apply to Hennepin, Ramsey, and St. Louis Counties.