Allison Rumsey's practice focuses primarily on environmental litigation and enforcement matters and regulatory counseling. Ms. Rumsey represents clients in business disputes, class action lawsuits, citizen suit actions, toxic tort litigation, regulatory enforcement matters, challenges to state and federal rulemakings, and natural resource damage claims and remedial issues at major contaminated sites and rivers, including toxic tort, natural resources damages, and cost allocation. She represented BP in the litigation brought by the United States, citizen and environmental groups, states, and foreign states arising from the Deepwater Horizon oil spill. In addition to litigation, Ms. Rumsey advises clients on federal regulatory compliance, state regulatory programs, environmental auditing policies, and corporate transactions. She has experience in CERCLA, RCRA, the Clean Air Act, the Clean Water Act, the National Environmental Policy Act and the Endangered Species Act. Ms. Rumsey also has an active practice representing clients with respect the environmental laws applicable to large infrastructure and other projects, including the development of a gold mine, the construction of a railroad bridge across a major waterway, and the redevelopment of a large sports field on federal land.

Prior to joining the firm, Ms. Rumsey was Counsel to the Assistant Attorney General, Environment and Natural Resources Division of the US Department of Justice where she oversaw a wide range of issues, including those involving national forests and parks, timbering, water rights, grazing, mining, brownfields, endangered species, certain issues relating to Native Americans, and environmental impact statements. As an Honors Trial Attorney in the Natural Resources Section, Ms. Rumsey handled several high-profile environmental cases. She was awarded the Distinguished Service Award.

Ms. Rumsey also has worked extensively in South Africa on a variety of environmental issues including climate change, national environmental assessments, and endangered species. In addition, she is an Adjunct Professor at Georgetown University Law Center teaching Environmental Law.

Ms. Rumsey clerked for the Honorable Harold Greene, United States District Court of the District of Columbia and for the Honorable Harry T. Edwards, US Court of Appeals, District of Columbia Circuit.

Experience

  • BPXP as part of a team in lawsuits brought by the United States under the Clean Water Act and Oil Pollution Act and other actions claiming violations of a variety of federal and state laws, brought as a result of the oil spill by the state of Louisiana, citizen groups, and environmental groups, among others.
  • FORTUNE 100 company in a cost recovery action brought by the United States at Cape Canaveral Air Force Station.
  • FORTUNE 500 company in CERCLA litigation related to the cleanup and redevelopment of shorefront property and the remediation of Hudson River sediments.
  • Major chemical company in a natural resource damages matter arising from historic contamination of the Ottawa River in Toledo, Ohio.
  • Wind developer on a large wind farm in Wyoming.
  • Large oil company as part of a team in negotiations with the US Environmental Protection Agency over alleged Clean Air Act permitting issues at a refinery.
  • FORTUNE 100 company in providing legal counseling on the impact of listings under the Endangered Species Act on a wind farm development.
  • FORTUNE 100 company in a CERCLA matter and indemnification dispute arising from a large sediment remediation.
  • International pulp and paper company on the implications of the new regulatory landscape climate change on their business.
  • FORTUNE 100 company in providing legal assistance both on compliance with federal greenhouse gas regulations, policies, and programs and understanding opportunities created by those new regulations.
  • Regional electricity generator and natural gas distribution company on the implications of and compliance with the new federal and state greenhouse gas regulations.

Perspectives

Proposals to Rollback Chevron Deference: Implications for Environmental Law Practitioners (pdf)
ABA Section of Environment, Energy, and Resources
Presidential Powers: Avenues Available to President Trump to Change Law and Policy
Advisory
New Rule Requires Federal Contractor Disclosure of Existing Greenhouse Gas Emissions Reporting
Advisory
How States Are Reacting To EPA's CAA Mandate
Published by California Law360, Environmental Law360, Florida Law360, Illinois Law360, New Jersey Law360, New York Law360, Pennsylvania Law360, Public Policy Law360, and Texas Law360
Expediting Environmental Review and Permitting of Infrastructure Projects: The 2015 FAST Act and NEPA (pdf)
The Real Estate Finance Journal
More

Credentials

Education
  • JD, Georgetown University Law Center, 1992, magna cum laude, Order of the Coif
  • BA, Middlebury College, 1985, cum laude
Admissions
  • District of Columbia
Government and Military Service
  • Honors Trial Attorney, Natural Resources Section, US Department of Justice
  • Counsel to the Assistant Attorney General, Environment and Natural Resources Division, US Department of Justice
Clerkships
  • United States Court of Appeals, District of Columbia Circuit, The Honorable Harry T. Edwards
  • US District Court, District of Columbia, The Honorable Harold H. Greene
Activities
  • Adjunct Professor, Environmental Law, Georgetown University Law Center

  • Instructor, Environmental Law Institute Superfund Bootcamp

Overview

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