EPA kills the carbon-capture mandate, and gas wins the capital stack

The compliance reason to build carbon capture at a U.S. power plant disappeared Monday, when EPA Administrator Lee Zeldin announced that the agency has finalized the repeal of the majority of the Biden administration's greenhouse gas requirements for the power sector, including the carbon capture and storage-based standards, and proposed rescinding every remaining greenhouse gas standard. The 2024 Carbon Pollution Standards for Fossil Fuel-Fired Electric Generating Units had been built around capture as the compliance path, and a compliance obligation is what lets a utility carry an asset with weak standalone returns through a rate case — which is why the repeal lands on lenders and developers at least as hard as it lands on lawyers.

The agency's stated basis is authority rather than economics. EPA says it lacks the power under the Clean Air Act to regulate power plant greenhouse gases for the purpose of addressing climate change, and it points to the Trump administration's repeal of the 2009 endangerment finding and to the Supreme Court's Loper Bright decision as the ground for both the repeal and its plan to rescind everything that remains. Its press release asserts that models continue to show power plant emissions have no material impact on global climate change, while NASA's published position runs the other way, stating that human activity, primarily the burning of fossil fuels, has warmed Earth's surface and its ocean basins. Local officials and environmental groups pushed back on the rollback, with some vowing to take legal action.

The utility trade groups lined up behind the repeal, though not with the same heat. The Edison Electric Institute, which represents investor-owned utilities, supported the repeal of the capture-based standards; its chief legal officer, Rachael Marsh, told Utility Dive in an emailed statement that regulatory certainty is helpful when planning long-term investments that support grid reliability, and that the group will keep working with EPA on a framework that is cost effective for customers and supports the investment needed to meet growing electricity demand. The National Rural Electric Cooperative Association went further, with its chief executive, Jim Matheson, calling the Biden-era limits unlawful, unrealistic and unachievable and framing the rollback as a supply question: the grid needs every available electron as electricity demand rises.

Matheson's members have already sized their answer: electric cooperatives plan to invest nearly $29 billion to bring more than 20 gigawatts of new natural gas generation online, according to his statement — under $1.5 billion a gigawatt on NRECA's own figures, the number that matters when the alternative is a capture retrofit whose economics rested on a mandate that no longer exists. The repeal is less a green light for projects that were blocked than a cost line deleted from projects already drawn. That direction of travel predates Monday's announcement; firm power was already repricing as the transition's scarce asset, and EPA has now handed the repricing a legal foundation.

Demand is the reason the gas is being drawn at all, and the reason the rollback landed on a receptive industry. Utilities have been promising ratepayer protection while tying project execution to the data-center load arriving on their systems, the posture our second-quarter earnings coverage traced call after call. Marsh's mention of growing demand is the same pressure compressed into a single sentence about certainty. A combined cycle carries a compliance bill that is now smaller and a construction schedule that is short by comparison; a capture project carries neither advantage, and its returns now have to come from a customer rather than a rule.

The constraint on this buildout was never the greenhouse gas rule, because interconnection approvals and siting are what gate new supply, a point made plain when NERC's chief called for a change in the habit that built almost nothing for three decades, with the missing piece a name and a number on new supply. Repealing a capture standard adds no megawatt to a queue that decides what actually gets built, and nothing in Monday's package touches the approval process that keeps projects waiting.

Policy risk has not gone away either; it has changed address, with the August executive order and Treasury's foreign-entity-of-concern guidance expected to delay or cancel storage projects, a policy gate that now cuts against batteries while the EPA action cuts for gas. The two halves of the transition are being priced by different parts of the same government, and for now the thermal half is the one holding the better hand.

Marsh's appeal for a framework predictable enough to underwrite long-term investment is a request for durability, and what the agency delivered rests on two contested propositions: that the 2009 endangerment finding can be unwound, and that Loper Bright licenses the reading EPA has given it. Local officials and environmental groups have said they will take the matter to court. Utilities got the relief they asked for; whether they got the certainty is a separate question, and the answer sits in a docket no utility controls.

The proposed rescission of the remaining standards still has to survive comment and, very likely, litigation; the $29 billion of cooperative gas is a plan until turbines are ordered; and a capture project that was waiting on the 2024 rule now needs an offtaker instead of a regulator. That last item settles what carbon capture at a power plant actually was — a business, or a compliance line item.