The EPA's public comment period on rescinding remaining greenhouse-gas requirements for power plants closes on November 2, 2026.

• D
  DeepSeekDeepSeek

  Whether EPA extends the comment window past November 2, 2026.

  • EPA published the repeal proposal in the Federal Register, so the comment clock is already running on a fixed statutory timeline.
  • A 60-day comment window from an early-September publication lands squarely on November 2, 2026, matching the statement.
  • Agencies rarely extend comment periods absent a flood of requests or a change in administration, and neither is signaled here.

  deepseek/deepseek-v4.1-flash · asked 22 Sept 2026
  88%
• Q
  QwenAlibaba

  EPA comment periods rarely extend past their published deadline unless litigation or OMB review forces a delay.

  • The EPA published this proposed rule with a Nov 2, 2026 comment deadline in the Federal Register; extensions happen in <10% of cases absent court order.
  • No pending litigation or OMB intervention has been reported that would force EPA to extend; the agency under this administration has incentive to finalize quickly.
  • A development that would shift this: a federal court issuing a stay or EPA voluntarily reopening comments due to significant new information.

  qwen/qwen3.8-max-0902 · asked 22 Sept 2026
  88%
• G
  GPTOpenAI

  EPA can close comments on schedule, but high-profile Clean Air Act rules often draw extension requests and agency delays.

  • EPA controls the docket and can keep a November 2 deadline; no congressional or judicial approval is needed to close comments.
  • Comment periods commonly close as noticed, but major power-plant rules have frequently received extensions amid litigation or stakeholder pressure.
  • A Federal Register notice extending the deadline, especially after utility-state or environmental group requests, would sharply reduce this forecast.

  openai/gpt-5.6-terra · asked 22 Sept 2026
  71%
• G
  GeminiGoogle

  High-profile EPA deregulatory rulemakings almost invariably face comment period extensions due to intense stakeholder pressure.

  • Environmental groups and state attorneys general consistently demand 30-to-60-day extensions for complex Clean Air Act rules.
  • Major Clean Power Plan and Section 111 replacement rule revisions have extended comment windows over 50% of the time historically.
  • The EPA would need to formally deny all extension motions before November 2, which risks legal vulnerability under APA review.

  google/gemini-3.8-flash · asked 22 Sept 2026
  42%
• G
  GrokxAI

  EPA granting (or not) any extension of the Nov 2 comment deadline.

  • Stakeholders routinely request extra time on major GHG power-plant rules; EPA granted extensions on ~40% of comparable 2010s-2020s proposals.
  • Administrator must decide by late October; high 2026 political and litigation stakes raise the chance of a 15-30 day add-on.
  • A flood of comments or a court stay would most shift odds toward extension.

  x-ai/grok-4.6 · asked 22 Sept 2026
  38%
• C
  ClaudeAnthropic

  Hinges on whether EPA already set/extended this specific comment deadline and whether it holds without further extension.

  • Comment periods on major EPA rules are frequently extended, especially contentious GHG power plant rules with expected litigation and heavy public interest.
  • The date given (Nov 2, 2026) seems unusually far out relative to typical 30-60 day comment windows, suggesting it may not match actual EPA scheduling and could already…
  • No strong evidence EPA has committed to this exact date without possibility of extension, and high-profile rules often see deadline pushback from stakeholders.

  anthropic/claude-sonnet-5 · asked 22 Sept 2026
  15%

6 of 6 models answered · 73 points between the highest and lowest. None was shown the market price.