News & Analysis as of

Supremacy Clause Clean Air Act

Cozen O'Connor

New York Climate Superfund Law Faces Heated Opposition from Republican AGs

Cozen O'Connor on

A group of 22 Republican AGs, along with several coal, oil, and gas companies and industry trade associations, sued New York over the state’s Climate Superfund Act, which authorizes the state to levy billions of dollars in...more

Latham & Watkins LLP

Litigation Over California’s Climate Disclosure Laws Continues to Discovery Phase

Latham & Watkins LLP on

In-scope entities should keep preparing for compliance with Senate Bills 253 and 261 as the lawsuit proceeds past an initial summary judgment motion....more

Mayer Brown

Lawsuit Challenges Recent California Climate Disclosure Laws

Mayer Brown on

As discussed in our earlier Client Alerts, California recently passed several laws requiring certain climate-related corporate disclosures, including, for example, regarding emissions and climate-related financial risk. As...more

Foley Hoag LLP - Environmental Law

In Cooperative Federalism, Who Gets Deference, EPA or the States? Can you say “Federal Supremacy”?

Earlier this week, the 9th Circuit denied Arizona’s challenge to EPA’s decision to reject Arizona’s SIP addressing regional haze requirements and instead promulgate its own federal implementation plan. The decision has a...more

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