People

Jonathan G. Cedarbaum

Partner

Cedarbaum, Jonathan G.

Jonathan Cedarbaum leads the firm's False Claims Act Group and is a member of its Cybersecurity, Privacy and Communications Group, in which he counsels clients on regulatory and policy issues and frequently oversees cyber incident response efforts. Mr. Cedarbaum also litigates Administrative Procedure Act, constitutional and international cases and represents clients before administrative agencies and congressional committees.

Mr. Cedarbaum rejoined the firm in 2011 after spending two years in the leadership of the Justice Department's Office of Legal Counsel, where he ultimately served as Acting Assistant Attorney General in charge of the Office, which provides authoritative legal advice to the White House, the Attorney General, and all executive branch departments and agencies. 

Background

During his time at OLC, Mr. Cedarbaum handled the cybersecurity and surveillance docket and was deeply involved in the development and early implementation of the Dodd-Frank and Affordable Care Acts. As a member of the Justice Department's senior leadership and as a legal counselor to senior officials across the government, he was also involved in numerous other statutory and regulatory initiatives, including in the areas of cybersecurity and data privacy, economic sanctions, procurement reform and energy development.

Earlier in his career, Mr. Cedarbaum did two additional stints at the Justice Department: two-and-a-half years as an Attorney-Advisor in the Office of Legal Counsel (1999-2002) and a year as a Bristow Fellow in the Office of the Solicitor General (1997-1998). Mr. Cedarbaum has also served as Deputy Chief of Staff to the President of the International Criminal Tribunal for the Former Yugoslavia (2002-2003) and as a legislative assistant for a Member of Congress (1985-1986).

Honors & Awards

  • Selected by his peers for inclusion in the 2017 and 2018 editions of the Best Lawyers in America in the area of appellate law
  • Named to the 2016 and 2017 Washington DC Super Lawyers list for his civil litigation practice
  • Elected as a member of the American Law Institute in 2015
  • Selected as one of Lawdragon Magazine's "500 Leading Lawyers in America" in 2012-2017

Publications & News

View

November 29, 2017

FERC Ramps Up Investigations Amid Leadership Change

On November 16, 2017, the Office of Enforcement at the Federal Energy Regulatory Commission released its annual Report on Enforcement. The report contains data on investigative and enforcement activities conducted by OE's four divisions—Investigations, Audits and Accounting, Energy Market Oversight, and Analytics and Surveillance.

November 1, 2017

FERC Proposes Updates to Critical Infrastructure Protection Standards for Cybersecurity of Low Impact Bulk Electric System Operators

The Federal Energy Regulatory Commission published a notice of proposed rulemaking on October 26, suggesting updates to the Critical Infrastructure Protection Reliability Standard governing cybersecurity management controls for bulk electric system assets, called CIP-003.

August 16, 2017

WilmerHale Lawyers Named Among the 2018 Best Lawyers in America®, Nine Recognized as Lawyers of the Year

Best Lawyers in America®—the oldest and most respected peer-review publication in the legal industry—recognizes 107 WilmerHale lawyers and names nine partners as Lawyers of the Year in its 24th edition.

July 25, 2017

Jonathan Cedarbaum Appointed Public Member of the Administrative Conference of the United States

The Administrative Conference of the US is an independent agency that provides authoritative, nonpartisan legal advice and expertise on administrative law and federal regulatory procedures.

May 12, 2017

President Trump Issues Cybersecurity Executive Order

On May 11, President Trump signed his long-awaited Executive Order on “Strengthening the Cybersecurity of Federal Networks and Critical Infrastructure.” Much of the Order mandates efforts to improve the government's own information technology (IT) and cybersecurity practices, but several directives focus on the private sector.

April 19, 2017

President Trump Signs Buy American and Hire American Executive Order

On April 18, 2017, President Trump signed an important executive order promoting “Buy American” and “Hire American” policies.

February 21, 2017

New York Finalizes Cybersecurity Regulations for Financial Institutions

On February 16, the New York State Department of Financial Services (NYDFS) issued cybersecurity regulations for banks, insurance companies and other financial institutions subject to NYDFS jurisdiction. This WilmerHale Client Alert was republished by the Journal of Investment Compliance, Vol. 18, No. 2, 2017.

February 1, 2017

Materiality Under FCA: The Lower Courts Grapple With Escobar’s Meaning

In this article published by Bloomberg Law's Federal Contracts Report, Jonathan Cedarbaum, Benjamin Chapin and Thad Eagles discuss the Supreme Court's decision in Universal Health Services v. Escobar ex rel. United States and the different interpretations lower courts have begun to take.

January 31, 2017

False Claims Act: 2016 Year-in-Review

In 2016, the Department of Justice continued to give high priority to False Claims Act investigations and prosecutions. This WilmerHale Client Alert was republished by Pratt's Government Contracting Law Report.

December 19, 2016

The Regulatory Transition: How the Trump Administration is Likely to Try to Block and Undo Obama Administration Regulations

In this Bloomberg BNA Daily Report for Executives article, Jonathan Cedarbaum discusses the likelihood of President Trump suspending and undoing regulatory initiatives undertaken by the Obama Administration.

Recent Highlights

Litigation

  • Securing dismissal of a series of False Claims Act cases against a major financial institution in federal and state courts
  • Arguing and winning an appeal in the Third Circuit concerning the constitutionality of Delaware's campaign finance disclosure law
  • Filing two amicus briefs in Kiobel v. Royal Dutch Petroleum et al., the Supreme Court case concerning applicability of the Alien Tort Statute to corporations and to conduct outside the United States, on behalf of the National Foreign Trade Council, the National Association of Manufacturers, the American Petroleum Institute, and a dozen other major US and European business associations
  • Playing a leading role in a False Claims Act case concerning bid-rigging on USAID construction contracts, which involved a seven-week jury trial that resulted in a complete victory for the firm's client
  • Briefing and arguing an appeal in the Federal Circuit raising the question whether Congress can constitutionally strip the federal courts of jurisdiction over pending takings claims
  • Defending Philips Electronics, the Dutch technology company, in a series of patent and antitrust challenges to the pool licensing of patents for basic CD, DVD and MP3 technologies in the International Trade Commission, the District Courts, and the Courts of Appeals
  • Filing an amicus brief for the International Franchise Association in FTC v. Wyndham Worldwide Corp. et al. (D. Ariz.), the leading case testing the FTC's authority under Section 5 of the FTC Act to regulate data-security practices

Regulatory Counseling, Investigations and Administrative Proceedings
 
Data Security/Privacy

  • Representing a major software company in a Federal Trade Commission investigation
  • Counseling a major financial institution on legal issues raised by monitoring network traffic and taking countermeasures to cyber attacks
  • Advising a major high-tech company on application of Section 215 of the USA PATRIOT Act to data centers abroad
  • Counseling major cloud computing companies on government contracting issues, including FedRAMP and FISMA
  • Assisting financial, industrial, and high-tech companies in responding to congressional inquiries about data security practices
  • Advising major high-tech companies on the development of federal cybersecurity legislation and the recent critical infrastructure cybersecurity executive order
  • Assisting a university-business consortium in identifying and applying for federal funding for cybersecurity R&D

Healthcare

  • Advising a university medical center about its EMTALA obligations
  • Analyzing for a major pharmaceutical company the likely effect of federal budget sequestration on Medicare reimbursement policies
  • Filing a comment with CMS on behalf of a major medical center opposing an application for a waiver from the rules governing allocation of organs for transplants
  • Advising a major pharmaceutical company about a possible constitutional challenge to retrospective application of the Biologics Price Competition and Innovation Act
  • Counseling a hospital system on the prospects for and likely effects of Medicaid expansion in its state

Financial Services

  • Advising a financial trade association about a possible legal challenge to a Dodd-Frank rulemaking
  • Assessing a possible preemption challenge to a state law regulating mortgage servicing for a major national bank
  • Advising a variety of financial clients on the limits of the CFPB's authorities and the constitutional challenges to the CFPB Director's appointment
  • Advising a group of hedge funds concerning the restructuring of Fannie Mae and Freddie Mac

Professional Activities

Independent Agencies

  • Administrative Conference of the United States, Public Member, 2017-present

District of Columbia Bar Association

  • Administrative Law Section: Co-Chair, 2011-2012; Steering Committee Member, 2007-2012
  • Litigation Section: Steering Committee Member, 2010-2011
  • International Law Section: Chair, 2007-2008; Steering Committee Member, 2005-2011
  • Board on Professional Responsibility: Alternate Hearing Committee Member, 2007-present

American Bar Association

  • Administrative Law Section 
  • International Law Section

Practices

Skip Navigation Links.

Education

JD, Yale Law School, 1996, Editor in Chief, Yale Law Journal

MPhil, Yale University, 1990

AB, magna cum laude, Harvard University, 1983, Phi Beta Kappa

Bar Admissions

District of Columbia

Maryland

Languages

French

Clerkships

The Hon. David S. Tatel, US Court of Appeals for the District of Columbia Circuit, 1996 - 1997

The Hon. David H. Souter, US Supreme Court, 1998 - 1999

Government Experience

Skip Navigation Links.