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Brian M. Zimmet

Trusted energy attorney serving Washington.

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Brian M. Zimmet 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 Brian M. Zimmet: Brian M. Zimmet 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

Brian M. Zimmet 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 Brian M. Zimmet

Brian has been an energy regulatory practitioner for more than two decades, with a focus on Federal Energy Regulatory Commission (FERC) regulation under Part II of the Federal Power Act (FPA), the Public Utility Regulatory Policies Act of 1978, and the Public Utility Holding Company Act of 2005.

Brian’s legal experience extends to almost all aspects of federal regulation of the electric industry, including cost-of-service and market-based rates, open access transmission rules and policies, rules governing the operation of organized electricity markets (including energy and ancillary service market operations, forward capacity markets and associated mitigation, and transmission rights), transmission planning, generator and transmission interconnections, FPA section 203 applications, rules governing affiliate relationships and transactions, electric reliability matters, qualifying facility (QF) certifications and associated regulatory exemptions, QF legally enforceable obligations and avoided cost issues, formula rates, and cost-of-service ratemaking issues (including return on equity issues, allowance for funds used during construction and construction work in progress rules, depreciation issues, and incentive rates).

Brian has extensive experience working on behalf of public utility holding companies, load-serving public utilities, independent generators, ISOs/RTOs, merchant transmission developers, private equity investors in the electric industry, and tax equity investors. Brian’s work for these entities has included both counseling, and representation before FERC, the Department of Energy, and Federal Courts.

Credentials

Education

  • University of Virginia

    J.D. · 1995

Jurisdictions

Bar admissions

  • Maryland, Maryland S

    ACTIVE

  • District of Columbia

    ACTIVE

Recognition

Awards & honors

  • Best Lawyers in America — Energy Law

    2026

  • Best Lawyers in America — Energy Regulatory Law

    2026

Locations

Office locations

Main office

Rock Creek Energy Group LLP

Washington, District of Columbia 96503

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Client reviews

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Frequently asked

Common questions

  • What areas of law does Brian M. Zimmet practice?

    Brian M. Zimmet focuses on Energy.

  • Where is Brian M. Zimmet located?

    Brian M. Zimmet primarily serves clients in Washington, District of Columbia.

  • Is Brian M. Zimmet a verified attorney?

    Brian M. Zimmet's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with Brian M. Zimmet?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 202-998-2770.