Hazardous Waste Determination: What you need to know

Statutes and rules for determining a hazardous waste status: Resource Conservation and Recovery Act(RCRA) 42 USC 6903 and regulations at 40 CFR 260 and 40 CFR 261

Determining solid waste status:

"Solid waste" defined: RCRA 42 USC 6903(27) and 40 CFR 261.2

Other key definitions: 40 CFR 260.43, 40 CFR 261.2(g), and 40 CFR 261.1(c)(8)

Materials excluded from being solid wastes: 40 CFR 261.4(a)

Conditional solid waste exclusions for cathode-ray tubes (CRTs): 40 CFR 260.10, 40 CFR 261.4(a)(22), and 40 CFR 261.39 to 261.41

Conditional solid waste exclusion for laundered solvent-contaminated wipes: 40 CFR 261.4(a)(26) and 40 CFR 260.10

Conditional solid waste transfer-based exclusion for hazardous secondary material (HSM): 40 CFR 261.4(a)(24) and 40 CFR 261.400 to 261.420

Conditional solid waste transfer-based export exclusion for HSM: 40 CFR 261.4(a)(25)

Conditional solid waste exclusion for remanufacturing solvents: 40 CFR 261.4(a)(27), 40 CFR 261.170 to 261.200, and 40 CFR 261.1030 to 261.1089

Determining hazardous waste status:

Definitions of "hazardous": RCRA 42 USC 6903(5) and 40 CFR 261.3

Solid wastes excluded from being hazardous wastes: 40 CFR 261.4(b) to 261.4(f)

Raw material, product, and process unit wastes: 40 CFR 261.4(c)

Sample and treatability study hazardous waste exclusions: 40 CFR 261.4(d) to 261.4(f)

Dredged material hazardous waste exclusion: 40 CFR 261.4(g)

Conditional hazardous waste exclusion for carbon dioxide (CO₂) streams: 40 CFR 261.4(h)

Conditional hazardous waste exclusion for disposal of solvent-contaminated wipes: 40 CFR 261.4(b)(18) and 40 CFR 260.10

Listed hazardous wastes:

Listing criteria: 40 CFR 261.11 and Appendices to 40 CFR 261

Generator knowledge: 40 CFR 261.11(c)

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