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William P. Horn

Shareholder
(202) 862-8355
Washington, D.C.
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Practice Areas

• Natural Resources Law
• Energy Law
• Land Exchanges and Acquisitions
• Wildlife Law
• Federal Concessions and Recreation Law
• Government and Agency Relations
• Native American and Tribal Law

Mr. Horn specializes in natural resources law. He has extensive expertise in land acquisition and appraisal; wildlife law, including the Endangered Species Act and the Migratory Bird Treaty Act; national park concessions; Forest Service matters; recreation permits; and other public land and related regulatory matters. Mr. Horn’s experience in complex interstate land transactions includes the largest interstate land exchange ever consummated (the Arizona (Indian School)-Florida (Everglades) Exchange).

Mr. Horn has established an active and successful litigation as well as legislative practice.  He frequently represents clients in the U.S. District Courts and the U.S. Courts of Appeal on matters including the Natural Environmental Policy Act, Endangered Species Act, National Park Organic Act and other public land, water and wildlife statutes. In the legislative area, he works primarily with the Senate Committee on Energy and Natural Resources, the Senate Committee on Appropriations and the House Committee on Natural Resources. Mr. Horn has secured enactment of numerous statutory provisions as well as key reports and conference directives. A recognized expert in the field of natural resources law, he is a frequent speaker at national seminars and conferences.

Education

• American University, Washington College of Law (J.D., 1983)
• American University (B.A., with honors, 1972)

Admitted to Practice

• District of Columbia
• U.S. District Court for the District of Columbia
• U.S. Court of Appeals for the District of Columbia
• U.S. Court of Appeals for the Ninth Circuit
• U.S. Court of Appeals for the Tenth Circuit
• U.S. Supreme Court

Awards and Honors

• Department of the Interior, Outstanding Service Award
• Secretary's Award for Excellence [Dept. of the Interior]
• International Academy of Trial Lawyers Advocacy Award

Other Professional Experience

• Assistant Secretary of the Interior for Fish, Wildlife, and Parks
• Deputy Under Secretary of the Interior

Representative Matters and Selected Clients

• U.S. Sportsmen's Alliance
• International Snowmobile Manufacturers Association
• Specialty Vehicle Institute of America
• San Carlos Apache Tribe
• Florida Power and Light
• State of Alaska

Professional and Community Activities

• National Academy of Sciences, Board on Environment Studies and Toxicology
• National Academy of Sciences, Committee on the Independent Scientific Review of Everglades Restoration Progress
• Chairman, National Wildlife Refuge Centennial Commission
• President, Falling Spring Greenway, Inc.

Publications

• American Bar Association's Natural Resources and Environmental Journal "Private Claims and Public Resources", Vol. 4, Spring 1990
• The Legislative Labyrinth: A Map for Not-For Profits "Introduction to the Legislative Process"; John Wiley & Sons, 2001