Delaware TSDF Responsibilities: What you need to know

Governing Law and Regulations

Hazardous waste treatment, storage, and disposal facility (TSDF) rules: 7 Delaware Administrative Code (DE Admin Code) 1302.264.1 to 1302.264.1202 and 7 DE Admin Code 1302.265.1 to 1302.265.1202 (interim status) and appendices

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TSDF permitting rules: 7 Delaware Code Annotated (Del. C.) 6307, 7 DE Admin Code 1302.122, and 7 DE Admin Code 1302.124

TSDF fees: 7 Del. C. 6319

Regulatory Agency

Delaware Department of Natural Resources and Environmental Control (DNREC) Division of Air and Waste Management Waste Management Section Solid and Hazardous Waste Management Branch

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Delaware's rules for hazardous waste TSDFs include the federal rules and some more stringent state requirements concerning contingency plans, permits, fees, containers, and groundwater.

Administration and enforcement. DNREC's Waste Management Section administers and enforces the TSDF requirements in Delaware.

State Requirements


Owners and operators of TSDFs must comply with Delaware's additional rules for contingency plan notification. See the state section CONTINGENCY PLAN for guidance.


Delaware follows the federal permit rules but has more stringent standards in connection with permits-by-rule, signing and certifying the permit application, and approving the applicant's proposed location of the facility. Unlike the federal rules, Delaware requires owners and operators of permitted storage facilities to pay a permit application fee and an annual waste assessment fee for hazardous waste that is treated, stored, or ...

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State Requirements

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Delaware TSDF Responsibilities Resources

TSDF Responsibilities Products

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