LAWYER PROFILE
Timothy K Webster

Timothy K Webster

USA 2026

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Ranked in 1 practice area

About

Provided by Sidley Austin LLP

Practice Areas

TIM WEBSTER is co-leader of the firm’s Environmental, Health, and Safety practice. He joined the firm’s Washington, D.C. office from the U.S. Department of Justice where he served as a Trial Attorney in the Environmental Enforcement Section. His practice includes both civil and criminal environmental enforcement defense, as well as challenges to government actions, internal investigations, project defense, regulatory advocacy, and compliance counseling. Tim has handled a wide variety of civil and criminal cases under statutes such as the Clean Air Act (including stationary sources, mobile sources, and the Risk Management Program), the Clean Water Act (including oil spills and permit violations), CERCLA (including cost recovery, contribution, and release reporting), the Federal Insecticide, Fungicide, and Rodenticide Act (misapplication and misbranding), as well as “toxic tort” class actions for personal injury and property damage and other matters.

Tim also served as the 44th President of the District of Columbia Bar, a position he held while remaining a partner at the firm. This “unified” bar is the mandatory licensing authority for all District of Columbia lawyers and has over 100,000 members and about 150 employees. He also led the D.C. Bar Pro Bono Center, an affiliated 501(c)(3) organization that recruits, trains, and mobilizes volunteer attorneys to take pro bono cases serving individuals living in poverty. Tim remains active with the D.C. Bar and the Pro Bono Center.

Chambers Review

Provided by Chambers

Chambers Guide to the USA

Environment - District of Columbia

Band 2
Band 2

Individual Editorial
Timothy Webster is adept in both civil and criminal environmental proceedings, as well as enforcement defense and compliance counseling.

Strengths

Provided by Chambers

  • Timothy is a terrific attorney and a great partner for his clients.

    EnvironmentChambers Guide to the USA
  • Timothy Webster combines an excellent client-service ethic with a calm, thoughtful demeanor that makes him a trusted and effective advisor.

    EnvironmentChambers Guide to the USA
  • He is simply one of the brightest and most responsive attorneys I have worked with. His dedication to his client is equally matched by his skills as a lawyer. When a situation is really hard, call Timothy Webster.

    EnvironmentChambers Guide to the USA

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