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Katherine L. Halliday represents financial services industry clients in a wide range of litigation matters, including class actions, government enforcement matters, regulatory examinations, and internal investigations. As Counsel in the Washington, D.C., office of Buckley LLP, Ms. Halliday has represented clients in matters involving the Department of Justice (DOJ), the Consumer Financial Protection Bureau (CFPB), the Department of Housing and Urban Development (HUD), the Department of Veterans Affairs (VA), and state attorneys general, and in private civil litigation in numerous federal and state courts.  She also has extensive experience managing complex discovery and production issues, including through the use of advanced analytics.

Ms. Halliday’s recent representations include:

  • Defending a lender-placed insurance provider in multiple putative class actions
  • Defending class action lawsuits and putative class actions lawsuits alleging unfair and deceptive business practices, fraud, conspiracy, and violations of federal laws, including the Truth in Lending Act (TILA), the Real Estate Settlement Procedures Act (RESPA), and the Racketeering Influenced and Corrupt Organizations Act (RICO)
  • False Claims Act (FCA) and Financial Institutions Reform, Recovery and Enforcement Act (FIRREA) investigations by the DOJ, various U.S. attorney’s offices, HUD, and VA concerning compliance with Federal Housing Administration (FHA) Direct Endorsement Lender program guidelines and VA loan program requirements
  • Representing a bank in an ongoing Financial Institutions Reform, Recovery, and Enforcement Act (FIRREA) investigation by DOJ and various U.S. Attorneys’ Offices regarding auto lending
  • Numerous CFPB examination and enforcement matters, including investigation of mortgage servicing practices, retail credit, and installment lending
  • Multiagency and multistate investigation and examination matters for financial industry companies, including with various state regulators and state attorneys general, and other federal agencies
  • Advising clients on a range of compliance matters, including FHA, VA, and GSE requirements, the Real Estate Settlement Procedures Act (RESPA) and Regulation X, the Military Lending Act, unfair, deceptive, or abusive acts or practices (UDAP and UDAAP) statutes under the Dodd-Frank Wall Street Reform and Consumer Protection Act, Section 5 of the Federal Trade Commission (FTC) Act, and various state laws.

Prior to joining Buckley, Ms. Halliday clerked for the Honorable Deborah K. Chasanow in the U.S. District Court for the District of Maryland. Before her clerkship, she was a Litigation Associate at WilmerHale, assisting with commercial litigation, criminal investigations, and pro bono matters.

Ms. Halliday received her J.D. from the George Washington University (summa cum laude) and her A.B. from Duke University.

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Awards and Recognitions

Awards & Recognitions

  • Super Lawyers 2019 Rising Star: Business Litigation, Consumer Law
  • Super Lawyers 2018 Rising Star: Business Litigation, Consumer Law
  • Super Lawyers 2017 Rising Star: Business Litigation, Consumer Law
  • Super Lawyers 2016 Rising Star: Business Litigation, Consumer Law
  • Super Lawyers 2015 Rising Star: Business Litigation, Consumer Law
  • Super Lawyers 2014 Rising Star: General Litigation


  • J.D., George Washington University, 2008 (with Highest Honors, Order of the Coif)
  • A.B., Duke University, 2004


  • District of Columbia
  • New York

Government Service

    • Law Clerk, Hon. Deborah K. Chasanow, U.S. District Court, District of Maryland

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