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David Chiu, City Attorney

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Climate change

San Francisco joins class action lawsuit against Trump Administration for terminating EPA grant programs

October 17, 2025July 3, 2025 by S.F. City Attorney's Press Office
Terminating these programs leaves communities more vulnerable to pollution and disasters

Categories Climate change, Environmental grant programs, News

San Francisco files final brief in SCOTUS case to protect utility ratepayers from massive bill increases

October 17, 2025September 26, 2024 by S.F. City Attorney's Press Office
City Attorney David Chiu
The City’s case asks the U.S. Supreme Court to uphold the Clean Water Act and ensure EPA issues permits with clear instructions to prevent water pollution

Categories Climate change, News

City Attorney David Chiu issues statement on climate change lawsuit

October 17, 2025September 19, 2023 by S.F. City Attorney's Press Office
City Attorney David Chiu
City Attorney David Chiu issued statement during Climate Week regarding San Francisco’s litigation against fossil fuel companies

Categories Climate change, News

San Francisco Wins Public Power Service Dispute With PG&E

October 17, 2025October 21, 2022 by S.F. City Attorney's Press Office
City Attorney David Chiu
The decision rebuts PG&E’s attempt to eliminate competition and confirms that the City can continue to serve municipal energy customers without building costly, unnecessary equipment

Categories Climate change, News

City Attorney Chiu statement on harmful SCOTUS climate change ruling

October 17, 2025June 30, 2022 by S.F. City Attorney's Press Office
City Attorney David Chiu
Decision is a major blow to U.S. efforts to curb climate change, as reports warn immediate action is necessary to stave off disastrous impacts

Categories Climate change, News

San Francisco urges EPA to move towards federal ban of leaded aviation fuel

January 9, 2024March 21, 2022 by S.F. City Attorney's Press Office
City Attorney David Chiu
City argues banning of toxic substance should be a top environmental justice priority

Categories Climate change, News

San Francisco joins coalition in support of EPA proposal to restore California waiver for clean car standards

July 6, 2021 by S.F. City Attorney's Press Office
“We stand with science, and we will not relent in our fight to protect the environment for our children and the generations to come.”

Categories Climate change, News

City Attorney Dennis Herrera Urges NHTSA to Repeal Trump-Era Attack on California Authority to Set Clean Car Standards

June 11, 2021 by S.F. City Attorney's Press Office
“The Trump Administration tried to block decades of progress because it refused to accept science. It’s time to relegate that administration and its policies to the compost bin of history.”

Categories Climate change, News

San Francisco, multistate coalition file lawsuit challenging the Trump Administration’s rollback of Clean Car Standards

May 27, 2020 by S.F. City Attorney's Press Office
“We will not let the Trump Administration block decades of progress because they refuse to accept science.”

Categories Climate change, News

Herrera statement on appellate decision that allows case to proceed against fossil fuel companies

May 27, 2020May 26, 2020 by S.F. City Attorney's Press Office
“It is time for these companies to pay their fair share. They should not be able to stick taxpayers with the bill for the damage they knew they were causing.”

Categories Climate change, News

Statement from City Attorney Dennis Herrera and Oakland City Attorney Barbara J. Parker on climate damages lawsuit hearing

February 5, 2020 by S.F. City Attorney's Press Office
San Francisco City Attorney Dennis Herrera and Oakland City Attorney Barbara J. Parker’s statement on climate damages lawsuit hearing

Categories Climate change, News

Herrera sues the EPA to defend California’s clean car standards

November 26, 2019November 26, 2019 by S.F. City Attorney's Press Office
Lawsuit challenges the Environmental Protection Agency’s attempt to block California’s clean car standards

Categories Climate change, News

Herrera statement on Freedom of Information Act request sent to the EPA

October 17, 2025October 2, 2019 by S.F. City Attorney's Press Office
City Attorney’s response to EPA’s claims about San Francisco’s Clean Water Act compliance

Categories Climate change, News

San Francisco and Oakland appeal to 9th Circuit: Hold fossil fuel companies accountable in state court for costs of climate change

March 14, 2019 by S.F. City Attorney's Press Office
Five major oil companies knew about the direct link between their products and the harmful and expensive impacts of climate change

Categories Climate change, News

Statement from City Attorney Dennis Herrera on oil companies’ motions to dismiss

May 24, 2018May 24, 2018 by S.F. City Attorney's Press Office
City Attorney Dennis Herrera filed a lawsuit against the top five oil and gas companies in Sept. 2017 over costs of climate change

Categories Climate change, News

Statement from City Attorney Dennis Herrera on Climate Change Tutorial

May 21, 2019March 21, 2018 by S.F. City Attorney's Press Office

City Attorney Dennis Herrera’s statement in response to the climate change tutorial

Categories Climate change, News

San Francisco and Oakland sue top five oil and gas companies over costs of climate change

January 11, 2023September 19, 2017 by S.F. City Attorney's Press Office
Companies knew for decades that their products caused climate change and posed ‘catastrophic’ risk, but misled the public and continued to make enormous profits

Categories Climate change, News

Herrera’s Climate Action Report highlights PG&E fight, City-owned renewable power

October 17, 2025May 10, 2016 by S.F. City Attorney's Press Office
City Attorney Dennis Herrera, with his wife Anne Herrera, at his swearing-in event on Jan. 8, 2016. The City Attorney vows to continue making the fight against global climate change a priority.
City Attorney’s Office’s ‘national environmental leadership’ against global warming includes protecting Hetch Hetchy, supporting Obama EPA’s power plant regulations

Categories Climate change, News

Moot Google suit booted

October 17, 2025April 28, 2016 by S.F. City Attorney's Press Office
Dismissing legal challenge to SFMTA’s pilot bus shuttle program as moot, S.F. Superior Court judge observes that plaintiffs would have failed anyway

Categories Climate change, News

You’re welcome, S.F. water users!

October 17, 2025April 28, 2016 by S.F. City Attorney's Press Office
Court grants City Attorney Herrera’s motion to dismiss bid by ‘Restore Hetch Hetchy’ to drain century-old reservoir, which provides water to more than 2.6 million residents

Categories Climate change, News
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Seal of the City Attorney of San Francisco

Office of the City Attorney
City Hall, Room 234
1 Dr. Carlton B. Goodlett Pl.
San Francisco, CA 94102

Hours: M–F, Modified Hours

1390 Market St., Fox Plaza, 7th Floor Reception:
M–F, 8 a.m. – 5 p.m

(415) 554-4700 Phone
(415) 554-6770 TTY
cityattorney@sfcityatty.org

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