People / Jennifer Littlefield
Littlefield Jennifer

Jennifer Littlefield

Jennifer Littlefield is a member of the Energy, Power and Natural Resources Practice Group in the Austin office of Haynes and Boone. She represents electric cooperatives, renewable energy generators, and other clients on a wide range of electric power regulatory matters, including compliance with state and federal rules governing the electric industry, establishing or expanding operations in the Electric Reliability Council of Texas (ERCOT) market, and contested case proceedings and rulemakings before the Public Utility Commission of Texas (PUCT).

With a previous background at both the PUCT and ERCOT, Jennifer has extensive experience in electric power regulatory matters and an in-depth knowledge of the complex regulatory requirements for ERCOT wholesale and retail electricity market participants. She advises clients on compliance with the Public Utility Regulatory Act, PUCT rules, North American Electric Reliability Corporation Standards, Federal Energy Regulatory Commission policy matters, and ERCOT policy matters.

Jennifer is an active supporter of the Austin Independent School District (AISD), serving on the AISD Facilities and Bond Planning Advisory Committee and the Boundary Advisory Committee.

Jennifer represents clients on a variety of matters, including compliance training for wholesale electricity market transactions and operations in the ERCOT market, regulatory investigation proceeding before the PUCT and Texas Reliability Entity, and Retail Electric Provider agreements.

Selected Publications and Speeches

  • "Texas Legislative and Regulatory Update," speaker, 16th Annual Gas and Power Institute, 2017.
Show More
Expand All


B.A., Political Science, Texas State University, 2002

J.D., The University of Texas School of Law, 2010



FERC Publishes 2020 Summer Energy Market and Reliability Assessment
May 26, 2020

On May 21, 2020, the Federal Energy Regulatory Commission’s Offices of Energy Policy and Innovation and Electric Reliability jointly published and released their 2020 Summer Energy Market and Reliability Assessment. The report provides an overview of key market events and data for the nation’s ISOs/RTOs as well as a discussion on reliability in the various power regions for summer 2020. The repor [...]