Massachusetts Hazardous Waste Determination regulations & environmental compliance analysis

Massachusetts Hazardous Waste Determination: What you need to know

Governing Law and Regulations

Identification and classification of hazardous waste: 310 Code of Massachusetts Regulations (CMR) 30.100 to 30.162

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Characteristics of hazardous waste: 310 CMR 30.120 to 30.125 and 310 CMR 30.152 to 30.157

State hazardous wastes:

Listed hazardous wastes: 310 CMR 30.130 to 30.133

Acutely hazardous wastes: 310 CMR 30.136

Hazardous waste exemptions:

Additional state exclusions: 310 CMR 30.104

Regulatory Agency

Massachusetts Department of Environmental Protection (DEP) Bureau of Waste Prevention Business Compliance Division

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Massachusetts follows the majority of federal regulations for identifying and classifying hazardous waste. However, the state's provisions are more stringent because Massachusetts has not adopted many of the federal exclusions from hazardous waste regulation and has additional state-listed wastes, including waste oil and certain quantities of polychlorinated biphenyls (PCBs).

Administration and enforcement. DEP's Bureau of Waste Prevention administers and enforces the state's hazardous waste determination rules.

State Requirements


Listed Hazardous Wastes

310 CMR 30.130 to 30.133

In addition to the hazardous wastes identified in the federal regulations, Massachusetts regulates several other materials as listed hazardous wastes, including waste oil, waste generated in paint manufacturing, and PCBs in concentrations equal to or greater than 50 parts per million. DEP also has authority to classify as hazardous any waste, not otherwise identified as hazardous, that DEP, in the course of inspecting ...

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