Government and Regulatory Litigation

Drawing on years of experience in the public and private sectors, our lawyers handle a range of litigation involving the federal government, state and foreign governments, and complex regulatory regimes.

Key Contacts

Meet Our Team


  • Represent companies in the pharmaceutical, telecommunications, office supply, entertainment, defense, insurance, oil and gas, financial institutions, and other industries in qui tam and government-initiated litigation under the False Claims Act.

  • Represented a trade association in a successful patent preemption and dormant commerce clause challenge to District of Columbia legislation imposing price caps on patented prescription drugs.
  • Represented a defense contractor in a high-stakes contract dispute involving the provision of equipment to the US military. 
  • Represented one of the largest US defense contractors in a Federal Circuit appeal concerning privity rules in government contracting and the liability of the United States for subcontractor claims.
  • Represented a major prescription drug wholesaler in an Administrative Procedure Act challenge to a Drug Enforcement Administration order suspending the registration of one of the company's distribution facilities.
  • Represented a US energy company in litigation in federal court challenging the seizure of its business by a foreign government under the expropriation exception to the Foreign Sovereign Immunities Act.
  • Represented a major aerospace company in a successful Atomic Energy Act preemption, intergovernmental immunity and constitutional challenge to a California statute that singled out one site in the state for uniquely onerous environmental cleanup regulations.
  • Represented a major aerospace company in separate government contract disputes pending in the Court of Federal Claims and Armed Services Board of Contract Appeals.
  • Represented a major telecommunications carrier in defending the constitutionality of the immunity provision of the Foreign Intelligence Surveillance Act Amendments Act of 2008 in consolidated class actions alleging that carriers cooperated with alleged National Security Agency counter-terrorism surveillance following the attacks of September 11.
  • Represented a US petrochemical company in successful litigation to declare unenforceable foreign judgments totaling more than $500 million.
  • Represent financial institutions in Consumer Financial Protection Bureau investigations under fair lending, the Real Estate Settlement Procedures Act and other regulatory regimes.
  • Represented a major insurance company in a fair lending investigation by a state regulatory authority.
  • Advised a major insurance company and other financial institutions with respect to Dodd-Frank issues, including the Financial Stability Oversight Council.
  • Defended numerous significant international cartel cases involving a variety of industries, including automotive components, air cargo and LCD panels.
  • Successfully represented an international law firm in a civil RICO action.
  • Persuaded the US Court of Federal Claims to enjoin the Coast Guard from transferring the work of an incumbent IT contractor to a competitor via an illegal, sole-sourced contract.
  • Obtained on behalf of a major national mortgage lender dismissal with prejudice of a putative nationwide discrimination class action and represented an investment bank in similar litigation.
  • Submitted amicus briefs for a major professional and scientific association and a major industry association in the US Supreme Court and other appellate courts.
  • Challenged a federal agency's termination for default of a multi-million-dollar IT contract.
  • Represent state governmental entities and individuals in defending the constitutionality of state and federal programs that support research and the promotion of agricultural commodities.
  • Persuaded the Small Business Administration Office of Hearings and Appeals to reverse its previous ruling concerning a major telecommunications company's classification under the Small Business Act.

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