CFR › Title 40 › Part 261 › §261.105140 CFR §261.1051Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkAs used in this subpart, all terms shall have the meaning given them in § 261.1031, the Resource Conservation and Recovery Act, and 40 CFR parts 260-266.