Arizona Hazardous Waste Treatment regulations & environmental compliance analysis

Arizona Hazardous Waste Treatment: What you need to know

Governing Law and Regulations

Hazardous waste treatment rules: Arizona Administrative Code R (AZ Admin. Code R) 18-8-264(A) and AZ Admin. Code R 18-8-265(A) (interim status)

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Permitted treatment facilities:

Annual registration: Arizona Revised Statutes (AZ Rev. Stat.) 49-929

Interim-status facilities:

Underground hazardous waste treatment tanks: AZ Admin. Code R 18-8-265(N) (interim status)

Generator on-site treatment rules: AZ Admin. Code R 18-8-262

Regulatory Agency

Arizona Department of Environmental Quality (ADEQ) Waste Programs Division

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Arizona follows the federal hazardous waste treatment rules and has an additional requirement for the containment systems of hazardous waste underground treatment tanks (interim status) as well as additional requirements in connection with treatment facility registration, permits, and fees.

Administration and enforcement. ADEQ's Waste Programs Division administers and enforces the hazardous waste treatment requirements in Arizona.

State Requirements


Permits and Fees

The state has additional permit application requirements for hazardous waste treatment, storage, and disposal facilities (TSDFs), including those regarding the need for a disclosure statement and additional Part B information. In addition, the state requires fees in connection with the permit application, permit modifications, closure plans, and waste management. For guidance, see the state section TSDF PERMITS.


AZ Rev. Stat. 49-929

All treatment facilities in Arizona must register annually with ADEQ and pay an annual ...

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Arizona Hazardous Waste Treatment Resources

Type Title
Forms Treatment and Storage Facility Inspection Form
See all Hazardous Waste Treatment Resources