secwatch.observer — SEC 8-K summary
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Issuer:     DTE ENERGY CO (DTE)
CIK:        0000936340
Form:       8-K
Filed at:   2025-09-05T23:59:59+00:00
Accession:  0000936340-25-000195
Event type: litigation
Sentiment:  negative
Materiality: 0.75
Item codes: 8.01, 9.01
LLM model:  deepseek-v4-flash:cloud@v2

DTE subsidiary EES Coke loses partial summary judgment on Clean Air Act violations; trial on remedies set for Sept 15
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- U.S. District Court granted EPA partial summary judgment on liability on August 25, 2025; EES Coke plans to appeal to Sixth Circuit.
- Trial on remedies begins September 15, 2025; EPA brief requests penalties; outcome and financial impact unknown.
- Parent entities including DTE Energy added as defendants in May 2024, but no additional claims alleged.
- EES Coke had argued its Michigan-issued permits complied with Clean Air Act; EPA alleged non-attainment new source review violations.

Source:
  EDGAR index:    https://www.sec.gov/Archives/edgar/data/936340/000093634025000195/0000936340-25-000195-index.htm
  Primary doc:    https://www.sec.gov/Archives/edgar/data/936340/000093634025000195/dte-20250905.htm
  HTML page:      https://secwatch.observer/filing/0000936340-25-000195

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