The agency’s actions have significant implications for the domestic carbon capture and storage industry.

In the same week, the US Environmental Protection Agency (EPA) took two rulemaking actions with significant implications for the domestic carbon capture and storage (CCS) industry. On September 12, 2025, EPA proposed repealing the Greenhouse Gas Reporting Program (GHG Reporting Program), under which CCS projects report their emissions to quality for 45Q tax credits. On September 15, 2025, EPA published a final rule granting Arizona primary enforcement authority, or “primacy,” for all classes of Underground Injection Control (UIC) wells under the Safe Drinking Water Act (SDWA).

Below, we discuss the implications of both EPA actions, including their potential impact on CCS proje

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