Katlyn A. Davis Farrell Partner

Katlyn represents energy and utility clients on a variety of matters before the Federal Energy Regulatory Commission (FERC), the North American Electric Reliability Corporation (NERC), and appellate courts. She has broad experience on rate and RTO issues including RTO tariffs, cost allocation, and market design.

Katlyn is active in the firm’s pro bono efforts. In 2014, she co-chaired a matter to secure asylum for a young mother who fled Cameroon to escape her violent husband, a high-ranking military official. Since then, Katlyn has continued to assist in immigration and asylum cases. In 2018, Katlyn was part of a team that secured a record-breaking civil judgement for a victim of human trafficking. 

Prior to joining McGuireWoods, Katlyn worked as a FERC/NERC law clerk at a large energy company, on matters related to FERC compliance, with an emphasis on the FERC Standards of Conduct, Electric Quarterly Reports, and NERC Reliability Standards.


Electric Rate Experience

Representation of electric utility clients in transmission cost-of-service ratemaking matters, including experience with stated and formula rates.

Representation of companies seeking to obtain and maintain market-based-rate authority.

Experience representing companies seeking generation cost-of-service rates for generators providing “reliability-must-run” service and reactive power service in Regional Transmission Organization (RTO)/Independent System Operator (ISO) markets. 

RTO Tariff and Market Design

Representation of clients with RTO tariff, market design, and cost allocation matters, including assisting RTO participants in a variety of postures, including complaints against RTOs and challenges of proposed changes to RTO tariffs.

Representation of clients in appellate proceedings before the Sixth Circuit and District of Columbia Courts of Appeals involving RTO issues.


Counsels clients on both FERC and NERC compliance matters, including compliance with FERC Standards of Conduct, Affiliate Restrictions, Form Filings, Market Manipulation rules, and NERC Reliability Standards. 

Partnered with the Edison Electric Institute to develop their reboot of Standards of Conduct and Market Manipulation training in 2016.


In NERC audit and enforcement actions, assisted clients with responding to Regional Entities (including RFC, SERC, and AESO) regarding notices of alleged violations of NERC Reliability Standards. 

Advises clients on NERC compliance issues, including significant experience advising on NERC’s Critical Infrastructure Protection (CIP) Standards.

  • Temple University Beasley School of Law, JD, magna cum laude, Staff Editor, Temple Law Review, 2012
  • University of Pittsburgh, BA, Political Science and Non-Fiction Writing, magna cum laude, 2009

Member, Energy Bar Association

Member, Pennsylvania Bar Association

  • French
  • District of Columbia
  • Pennsylvania
  • U.S. Court of Appeals for the District of Columbia Circuit

Selected for inclusion in Best Lawyers: Ones to Watch, Energy Law, 2021-2023

Named to “Washington, DC Rising Stars,” Utilities, Super Lawyers, Thomson Reuters, 2018-2020, 2022

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