Supreme Court Accepts Case About California’s Strict Tailpipe Emissions Policy

A lower court previously found energy producers could not demonstrate a close enough connection to the policy they oppose to justify participating in a lawsuit.
Supreme Court Accepts Case About California’s Strict Tailpipe Emissions Policy
The U.S. Supreme Court in Washington on Dec. 2, 2024. Madalina Vasiliu/The Epoch Times
Matthew Vadum
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The U.S. Supreme Court agreed on Dec. 13 to decide if it will revive a lawsuit filed by energy companies over California’s tough vehicle emissions standards.

In April of this year, the U.S. Court of Appeals for the District of Columbia Circuit ruled in an earlier iteration of the case that California had authority to regulate tailpipe emissions.

That court held that the energy companies bringing the legal action could not demonstrate they had legal standing to sue. Standing refers to the right of someone to sue in court. A party must show a strong enough connection to the claim to justify its participation in a lawsuit.

The Supreme Court granted the petition in Diamond Alternative Energy LLC v. Environmental Protection Agency (EPA) in an unsigned order. The court did not explain its decision. No justices dissented.

The lead petitioner, Diamond Alternative Energy, is a subsidiary of Valero Energy Corp.

Other petitioners include the American Fuel and Petrochemical Manufacturers, Clean Fuels Development Coalition, Domestic Energy Producers Alliance, and Energy Marketers of America, as well as several agriculture industry organizations.

The petitioners argue in their petition filed on July 2, that they will suffer economic harm if California, whose state economy is large, is allowed to continue imposing vehicle emissions standards that are more stringent than those mandated by the federal government.

California’s policy stances are influential and several states have already adopted its regulatory framework for automobiles. California says its policies are needed to fight climate change by driving down demand for liquid fuel.

The petition said California is mandating “100 percent electric vehicles by 2036,” and this policy has the effect of “forcing electrification of the country’s vehicle fleet.”

The state’s goal is supported by the EPA and the National Highway Traffic Safety Administration, whose emissions and fuel economy standards “impose de facto electric-vehicle mandates in violation of their governing statutes,” the petition added.

The companies say it is a problem that the federal Clean Air Act allows a single state—California—to establish emissions rules for vehicles. To make its own rules, California has to be granted a federal waiver from the act’s requirements.

President-elect Donald Trump, who will be inaugurated on Jan. 20, 2025, has said he will block California’s ability to enforce its own vehicle emissions rules in the state. In 2019, his previous administration revoked California’s waiver that allowed the state to impose strict emissions standards.

The revocation of the Clean Air Act waiver was challenged in court. In its April ruling, the D.C. Circuit held that the energy companies failed to establish redressability, a key element of standing.

That court found that the companies had not “demonstrated that their claimed injuries would be redressed by a favorable decision by this Court.”

Redressability is the ability of the courts to give a successful party the relief it is seeking if it wins its case.

Separately, in 2022 the EPA under President Joe Biden, allowed California to require car companies to sell new cars that generate less pollution, including a mandate providing that a proportion of all cars sold in the state be hybrid or electric. Other states are also following this California policy.

In their Dec. 13 ruling, the justices agreed only to look at the redressability aspect of standing in the case.

Specifically, the court will examine whether the parties “may establish the redressability component” of legal standing “by relying on the coercive and predictable effects of regulation on third parties.”

The Supreme Court said it would not address the other question posed in the petition, which was “whether EPA’s preemption waiver for California’s greenhouse-gas emission standards and zero-emission vehicle mandate is unlawful.”

Companies Say California Acts ‘As a Junior Varsity EPA’

In its petition, the energy companies criticized the regulatory independence that the Clean Air Act gives the Golden State.

The companies argue it is the EPA’s current position that the federal statute allows California “to operate as a quasi-federal regulator on global climate change.”

“There are serious constitutional concerns with a statute that allows only California to act as a junior-varsity EPA,” the petition said.

Moreover, “the question whether California may set greenhouse-gas emission standards for itself and other States is undeniably major,” the document continued.

The EPA previously asked the Supreme Court to reject the petition.

The petitioners “have not shown that a favorable judicial ruling would redress their injuries,” the agency said in a Sept. 9 brief.

For example, as the circuit court noted, the petitioners did not “produce any form of evidence indicating that automakers would change their conduct in response to a judicial ruling in petitioners’ favor.”

California also urged the Supreme Court in a Sept. 9 brief not to accept the case.

“Congress has enacted laws that treat certain States differently since the founding,” it said.

Here, Congress allowed “California to craft alternative emission standards in certain circumstances in recognition of that State’s experience regulating air pollution and its special pollution challenges,” the brief said.

The court has not yet scheduled the oral argument in the case. If the argument takes place early in the new year, a decision is expected to follow by June 2025.