John S. Hahn’s practice encompasses a variety of high-stakes environmental counseling and litigation matters. These have involved defense against federal and state enforcement actions and challenges to rulemaking authority, as well as private-sector disputes over contaminated sites and issues of successor liability.
He has extensive experience with environmental challenges to real estate development and the allocation of environmental liabilities in corporate and real estate transactions. John is recognized by Chambers USA for Environmental Law.
John received the Oak Leaf Award from The Nature Conservancy in 1991 for his pro bono work in support of TNC’s conservation projects.
John has been appointed Special Master for In Re: Dicamba Herbicides Litigation, US District Court, EDMO, consolidated multi-district litigation involving claims arising out of the application of dicamba and the sale of dicamba-resistant seed (appointed June 2018).
Education :
Yale Law School, JD
Duke University, AB, magna cum laude
Admissions :
District of Columbia
North Carolina
US Court of Appeals for the District of Columbia Circuit
US District Court for the District of Columbia
US District Court for the Middle District of North Carolina
US Court of Appeals for the Federal Circuit
US Court of Appeals for the Fourth Circuit
Activities :
Federalist Society for Law and Public Policy Studies
Board of Visitors (Emeritus), Nicholas School of the Environment, Duke University
NC Bar Association, Environment, Energy & Natural Resources Law Section, Co-Chair Agriculture Law Committee; Judicial Independence Committee
American Agricultural Law Association
Cost
Rate : $$$
What types of cases Attorney John Hahn & Mayer Brown can handle?
Mayer Brown can handle cases related to laws concerning Litigation, Government, Energy & Environmental. We manually verify each attorney’s practice areas before approving their profiles and reviews on our website.
Where is Mayer Brown located?
Mayer Brown is located at 1999 K St NW, Washington, DC 20006, USA. You can reach out to Mayer Brown using their phone line 202.263.3346. You can also check their website mayerbrown.com or email them at jhahn@mayerbrown.com.
How much would it cost to hire Mayer Brown?
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