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Matthew Dolphay


401 North 31st Street, Suite 1500, Billings, MT 59101

Matthew advises energy companies and mineral producers on environmental and natural resource matters including permitting, regulatory compliance, due diligence, and litigation.

He represents clients in environmental litigation in federal and state court as well as before the Montana Board of Environmental Review. Matthew has developed particular expertise in litigating cases under the Montana Water Quality Act, Metal Mine Reclamation Act, Clean Water Act, and in environmental tort cases.

Matthew has also guided clients permit major hard rock mining projects and largescale renewable energy projects. As a former environmental engineer, he is able to dialogue with experts and regulators on highly technical subjects, and clients benefit from his scientific background in permitting projects and litigating complex environmental cases.

In addition to his natural resource and environmental practice, Matthew represents clients before the Montana Public Service Commission and Montana Water Court. Prior to entering private practice, Matthew clerked for the Honorable Justices Jim Rice and Laurie McKinnon of the Montana Supreme Court.


Matthew assists clients in litigation, permitting, due diligence, and regulatory compliance issues including:

  • Natural Resource and Environmental Litigation
  • Environmental Due Diligence and Permitting
  • Regulatory Compliance
  • Renewable Energy Development
  • Environmental Tort Litigation
  • Water Rights Litigation
  • Public Utilities Regulation

Matthew has represented clients on matters involving:

  • Montana Water Quality Act (MWQA)
  • Clean Water Act (CWA)
  • Montana Environmental Policy Act (MEPA)
  • National Environmental Policy Act (NEPA)
  • Montana Metal Mine Reclamation Act (MMRA)
  • Montana Opencut Mining Act (OMA)
  • National Forest Management Act (NFMA)
  • Montana Sage-Grouse Habitat Conservation Program (MSGHCP)
  • Endangered Species Act (ESA)
  • Montana Comprehensive Environmental Cleanup and Responsibility Act (CECRA)
  • Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA)
  • Montana Major Facility Siting Act (MFSA)
  • Montana Underground Storage Tank Act (MUST)
  • Montana Water Use Act (WUA)


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