The SEC Climate Disclosure Rule: Adopted, Stayed, Abandoned

The SEC adopted its climate disclosure rule on March 6, 2024. It was stayed the same month. The Trump administration withdrew the government's defense in 2025. The rule never took effect.

Three years of rulemaking produced a mandatory climate disclosure standard that lasted approximately three weeks before being legally suspended. Understanding what the rule required, why it was challenged, and what its abandonment means is the context for every corporate ESG disclosure debate going forward.

Key findings

• The SEC finalized a mandatory climate disclosure rule on March 6, 2024, after receiving approximately 24,000 public comments.
• The 8th Circuit issued a stay pending judicial review within weeks of adoption.
• The Trump administration's SEC withdrew the government's defense in 2025, effectively abandoning the rule.
• The final rule required Scope 1 and 2 emissions disclosure for large public companies, with phased implementation.
• Scope 3 disclosure was included only for large accelerated filers that had already set Scope 3 targets.
• The final rule was significantly narrower than the 2022 proposal, which had required Scope 3 from all large filers.
• California's mandatory climate disclosure laws (SB 253 and SB 261, signed October 2023) remain in effect and apply to companies with significant California business, creating a state-level parallel requirement.

What would the SEC climate disclosure rule have required companies to report?

The rule's core requirements for large accelerated filers (companies with float over $700 million) were:

• Scope 1 and 2 GHG disclosures: Direct emissions from owned or controlled sources (Scope 1) and emissions from purchased electricity and heat (Scope 2), quantified in metric tons CO2 equivalent, with third-party attestation phased in over several years.
• Climate risk disclosures: Description of any material climate-related risks identified through the registrant's risk management process, including their actual or potential financial impact.
• Transition plan disclosures: For companies that have adopted a climate transition plan, disclosure of that plan and annual progress updates.
• Financial statement effects: In audited financial statements, quantification of the financial effects of severe weather events above certain materiality thresholds.
• Scope 3 (limited): For large accelerated filers only, Scope 3 upstream and downstream value chain emissions, but only if the company had set Scope 3 reduction targets or if Scope 3 was material.

The Scope 3 provision was the most contested. The 2022 proposal would have required Scope 3 from all filers. The final rule's retreat to Scope-3-only-if-you-set-targets created an obvious avoidance mechanism: don't set Scope 3 targets, and Scope 3 disclosure isn't required.

The legal challenge

The challenges to the rule argued multiple grounds: the SEC exceeded its statutory authority under the major questions doctrine (which requires Congress to clearly authorize agency action of major economic significance); the rule exceeded the SEC's investor-protection mandate by regulating matters better left to the EPA; and various procedural objections.

The 8th Circuit's stay did not decide the merits. It assessed the likelihood of success on the merits and the balance of harms. The court found the challengers had raised substantial legal questions sufficient to justify a stay.

The major questions doctrine has become the primary legal tool for challenging agency climate regulations. In West Virginia v. EPA (2022), the Supreme Court held that EPA's Clean Power Plan exceeded the agency's authority because regulating the entire electric generation sector is a "major question" requiring clear congressional authorization. Climate disclosure critics applied the same argument to the SEC rule: whether this class of company should disclose this class of information is a major question that Congress hasn't clearly authorized the SEC to answer.

This doctrine argument is genuinely contested -- reasonable administrative law scholars disagree about its application here. The SEC's withdrawal of its defense foreclosed the judicial resolution of that question.

California as the operative framework

With the federal rule abandoned, the operative mandatory climate disclosure requirements for large companies are now California's. California's SB 253 (Climate Corporate Data Accountability Act) and SB 261 (Climate-Related Financial Risk Act), both signed in October 2023, require:

• SB 253: Companies with over $1 billion in annual revenue doing business in California must disclose Scope 1, 2, and 3 emissions annually, starting in 2026 for Scope 1/2 and 2027 for Scope 3. Third-party assurance required.
• SB 261: Companies with over $500 million in annual revenue doing business in California must publish biennial climate-related financial risk reports aligned with the TCFD framework.

California's threshold (doing business in California) effectively captures most major US corporations. The state rules are being challenged in federal court, but as of mid-2026 they remain in effect. The California requirements are stricter than the abandoned SEC rule on Scope 3 -- SB 253 requires Scope 3 regardless of whether the company has set targets.

EU CSRD and what multinationals face

With the US federal rule abandoned, the operative mandatory climate disclosure requirements that apply most broadly to large companies are not California's alone. The EU's Corporate Sustainability Reporting Directive requires companies with significant EU business, annual revenue above 150 million euros with at least 40 million in the EU, to publish mandatory climate disclosures beginning in 2025 for large companies, with phased expansion to smaller companies over subsequent years.

CSRD's scope is comprehensive. It requires reporting on both Scope 1, 2, and 3 emissions, on climate transition plans, on biodiversity impacts, and on supply chain sustainability, using the European Sustainability Reporting Standards developed by EFRAG. Third-party assurance is required, initially at the limited assurance level with a pathway to reasonable assurance.

Most major US multinationals, the companies in the S&P 500 with European revenue, will face CSRD requirements because of their EU business. An Apple, a Microsoft, an ExxonMobil, a Walmart with European operations doesn't get to choose between CSRD and the abandoned SEC rule. CSRD applies to their EU entities. The disclosure they produce for EU regulators will, practically, be the same disclosure their US investors can read.

The SEC rule's abandonment therefore doesn't eliminate mandatory climate disclosure for large US multinationals. It shifts the regulatory source. Instead of the SEC requiring disclosure from US-listed companies, EU regulators are requiring disclosure from companies doing business in Europe. The same information ends up in the public domain through a different regulatory pathway.

What changes is the frame for domestic-only companies. A mid-sized US company without EU operations that would have been subject to the SEC rule at its slower implementation timeline is now outside mandatory disclosure requirements until and unless state laws expand to cover it. California's SB 253 threshold is $1 billion in annual US revenue, which leaves a significant middle tier of companies below that threshold and outside CSRD coverage that would have been captured by the federal rule.

The WokeCorp assessment

The rule. The final SEC climate rule was already a compromise: it dropped mandatory Scope 3 for most filers, phased implementation slowly, and included significant materiality qualifications. It was the minimum standardized federal disclosure that institutional investors had been requesting for over a decade.

The abandonment. The Trump administration's withdrawal of the rule's defense represents a genuine reversal on mandatory climate disclosure at the federal level. Whether that's a policy improvement (reduced compliance burden) or a policy failure (reduced investor information) depends on your priors about market efficiency and regulatory necessity.

The California reality. For the majority of large US companies, mandatory climate disclosure is now a California compliance question, not a federal one. The SEC's retreat shifts the regulatory authority to the state level -- a result neither side in the federal debate intended.

Related reading

• SEC ESG Enforcement: The Greenwashing Fines and the Task Force That Vanished -- the enforcement side of the same regulatory rollback
• Greenhushing: Why Companies Are Going Quiet on Climate Targets -- the disclosure environment that mandatory rules were designed to change
• InfluenceMap Climate Lobbying Gap -- the lobbying activity that helped create this outcome

Sources

• SEC, "The Enhancement and Standardization of Climate-Related Disclosures for Investors," Release Nos. 33-11275; 34-99678, March 6, 2024. Verified June 2026.
• Iowa v. SEC, 8th Circuit Court of Appeals, stay order, March 2024. Verified June 2026.
• SEC press release on withdrawal of defense of climate disclosure rule, 2025. Verified June 2026.