Margaret Claybour
Washington, DC
Trusted energy attorney serving Washington.
Practices in
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Quick answer
Margaret Claybour is an attorney based in Washington, DISTRICT OF COLUMBIA. The practice focuses on Energy. Currently practicing at Rock Creek Energy Group LLP.
- Based in
- Washington, DISTRICT OF COLUMBIA
- Experience
- attorney
- Known for
- Energy
- Handles Energy matters from Washington, DISTRICT OF COLUMBIA.
- Recognized with Best Lawyers in America — Energy Law (2026).
About Margaret Claybour: Margaret Claybour is an attorney based in Washington, DISTRICT OF COLUMBIA. The practice focuses on Energy. Currently practicing at Rock Creek Energy Group LLP.
Areas of practice
Practice focus
Margaret Claybour represents clients in Washington, District of Columbia across the following areas of law. Each area links to other verified attorneys with the same focus.
Biography
About Margaret Claybour
Margaret is one of the four founding partners of Rock Creek Energy Group. She has over 18 years of experience counseling and representing a broad swath of electric industry participants on a wide range of federal energy regulatory and administrative litigation matters. She provides strategic counsel to investor-owned utilities, renewable and conventional generators, private equity and institutional investors, developers, and renewable energy providers on transactional, regulatory, and litigation matters.
Margaret counsels clients in commercial transactions involving FERC-jurisdictional assets, including regulatory due diligence related to the potential acquisition or financing of energy assets; corporate reorganizations, acquisitions or divestitures under Section 203 of the Federal Power Act (FPA); market-based and formula rates under Section 205 of the FPA; issuance of securities under Section 204 of the FPA; and obtaining certifications for exempt wholesale generators and qualifying facilities under the Public Utility Holding Company Act of 2005 and the Public Utility Regulatory Policies Act of 1978, respectively.
Margaret represents clients in administrative litigation matters before FERC, including RTO/ISO generation and transmission interconnection issues, FERC enforcement investigation and self-reports, reactive power compensation, transmission formula rates, and Section 206 complaints. She also counsels clients on North American Electric Reliability Corporation and Regional Entity investigations and audits.
Margaret helps clients identify important federal energy regulatory considerations, develop and implement strategies to address regulatory issues. She advises clients on developing, maintaining, and auditing FERC compliance programs.
Credentials
Education
Washington University in St. Louis
J.D. · 2002
Recognition
Awards & honors
Best Lawyers in America — Energy Law
2026
Best Lawyers in America — Additional Areas of Practice:
2026
Best Lawyers in America — Energy Regulatory Law
2026
Best Lawyers in America — Utilities Law
2026
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Office locations
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Common questions
What areas of law does Margaret Claybour practice?
Margaret Claybour focuses on Energy.
Where is Margaret Claybour located?
Margaret Claybour primarily serves clients in Washington, District of Columbia.
Is Margaret Claybour a verified attorney?
Margaret Claybour's profile is listed but has not yet been claimed by the attorney. Verification status is pending.
How can I schedule a consultation with Margaret Claybour?
You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 202-998-2770.
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