40 CFR §35.421
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The Regional Administrator may provide up to 100 percent of the approved work plan costs with the exception of the cost shares required by CERCLA 104(k)(9)(B)(iii) for capitalization of revolving loan funds under CERCLA 104(k)(3).