Members of Ashurst Perkins Coie's Environmental Litigation practice represent clients in some of the world’s most significant environmental litigation matters.
Among other things, our team handles multiparty cleanup disputes, enforcement defense matters, property damage litigation, and permit challenges before trial courts, appellate courts, and administrative tribunals.
Litigation
We litigate complex, high-stakes environmental disputes under federal and state laws.
Allocation and mediation
We represent clients in out-of-court proceedings to efficiently resolve disputes without litigation.
Administrative tribunal proceedings
Our lawyers work with clients to resolve environmental disputes before administrative tribunals.
How we can help
-
CERCLA litigation
Read moreCERCLA litigation
We represent clients in cost recovery, contribution, and natural resource damage actions under the Comprehensive Environmental Response, Compensation, and Liability Act and similar state statutes.
-
Environmental permit challenges
Read moreEnvironmental permit challenges
Our lawyers work with clients on disputes involving permits and approvals under the Clean Water Act, Clean Air Act, Endangered Species Act, National Environmental Policy Act, and other federal, state, and local environmental and land use laws.
-
Environmental enforcement defense
Read moreEnvironmental enforcement defense
We defend clients in criminal, civil, and administrative enforcement matters under federal and state environmental statutes.
-
Confidential internal investigations
Read moreConfidential internal investigations
We conduct confidential investigations in response to threatened criminal or civil prosecutions, whistleblower claims, and other allegations involving potential violations of environmental laws.
-
Environmental regulatory challenges
Read moreEnvironmental regulatory challenges
We represent clients in litigation challenging federal and state agencies to implement environmental statutes.
-
Citizen-suit defense
Read moreCitizen-suit defense
We defend clients in citizen suits alleging violations of federal and state environmental statutes.
-
Toxic tort and property damage litigation
Read moreToxic tort and property damage litigation
We represent clients in toxic tort, nuisance, trespass, and property damage litigation.
-
Environmental insurance coverage
Read moreEnvironmental insurance coverage
We represent policyholders in suits to obtain insurance coverage for environmental claims.
Related insights
Carousel: clicking the "Previous" or "Next" button changes the content between the buttons.
-
Risk Insight
The leading indicator: what the insurance market reveals about climate transition-plan credibility
September 04, 2026
Discover more -
Legal development
Energy credit guidance: Treasury and IRS expand and extend Section 45Q safe harbor for carbon capture and sequestration
September 04, 2026
Discover more -
Legal development Monthly Antitrust Newsletter - The Bug
September 03, 2026
Discover more -
Business Insight
Australian Government publishes climate-related transition planning guidance
September 03, 2026
Discover more -
Legal development
"Directors’ DoCAs" – Duties, Disclosures and Contributions
September 03, 2026
Discover more -
Legal development
FinCEN finalizes CTA rule exempting domestic entities and US persons from beneficial ownership reporting
September 02, 2026
Discover more -
Legal development
The Bug - August 2026
September 01, 2026
Discover more -
Legal development
Data Centres: The Draft Royal Decree Redefining Grid Access Rules and Energy Consumption in Spain
September 01, 2026
Discover more -
Legal development
Financial Services Snapshots
September 01, 2026
Discover more -
Legal development
Latest Updates to Australian Stamp Duty & Land Tax
September 01, 2026
Discover more -
Video or webinars
Nearing Net Zero
September 01, 2026
Discover more -
Podcasts
Perpetual Motion | Smart Remote Production
August 31, 2026
Discover more