18622_Authority_August_Web

municipalauthorities.org | 55 its ruling, the Court noted that the definition of hazardous substance under the Spills Act is broad and can potentially apply to any substance or combination of substances. The Court, however, also noted that the definition of hazardous substance is limited in that the substance or combination of substances must satisfy certain fact specific criteria under the Spills Law in order to be deemed hazardous. In a dissenting opinion, two of the Court’s justices asserted, among other things, that the majority opinion allows agencies to bypass state law requirements that agencies promulgate rules whenever they adopt an interpretation of a statute under state law. If you have any questions about the preceding cases, please feel free to contact PMAA’s East Region Solicitor, Steven Hann, at shann@hrmml.com . S ...the Wisconsin Supreme Court ruled that the DNR does not have to promulgate rules before determining that PFAS and other emerging contaminants satisfy the state definition of hazardous substance...