The Supreme Court has declined to halt a Biden administration rule that seeks to prevent legacy toxic waste from now-shuttered coal plants from leaking out and contaminating nearby groundwater. In a brief order,

The Supreme Court on Wednesday rejected a request from a Kentucky utility company to temporarily block an Environmental Protection Agency rule governing the disposal of coal ash while a challenge to it moves forward in the U.

The Supreme Court has declined to temporarily freeze a new rule from the Biden administration that requires the cleanup of coal waste dump sites across the nation. Finalized in April, the rule targets coal ash stored near dormant power plants and in other locations that were previously exempt from federal cleanup requirements.