CFR > Title 40 > Chapter I > Subchapter I > Part 261 > Subpart C CFR > Title 40 > Chapter I > Subchapter I > Part 261 > Subpart C – Characteristics of Hazardous Waste Current as of: 2024 | Check for updates | Other versions § 261.20 General § 261.21 Characteristic of ignitability § 261.22 Characteristic of corrosivity § 261.23 Characteristic of reactivity § 261.24 Toxicity characteristic