Montana Biennial Report regulations & environmental compliance analysis

Montana Biennial Report: What you need to know

Governing Law and Regulations

Annual reports:

For a Limited Time receive a FREE EHS Report "Recordkeeping for EHS Managers." This special report contains a recordkeeping checklist to help you keep track of your records for major environmental laws and OSHA's Hazard Communication Standard. Download Now

Large quantity generator (LQG) and small quantity generator (SQG) annual report requirements: Administrative Rules of Montana (ARM) 17.53.602(3), ARM 17.53.602(10), and ARM 17.53.603

Hazardous waste treatment, storage, and disposal facility (TSDF) annual report requirements: ARM 17.53.802(5) and ARM 17.53.803; ARM 17.53.902(6) and ARM 17.53.903 (interim status)

Regulatory Agency

Montana Department of Environmental Quality (DEQ) Permitting and Compliance Division Waste and Underground Tank Management Bureau Hazardous Waste Program

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. In lieu of the federal biennial report, the state requires an annual report to be submitted to the Department of Environmental Quality (DEQ) by large quantity generators (LQGs), small quantity generators (SQGs), and treatment, storage, and disposal facilities (TSDFs).

Administration and enforcement. DEQ's Waste and Underground Tank Management Bureau administers and enforces the annual report requirements in Montana.

State Requirements


ARM 17.53.602(3), ARM 17.53.602(10), ARM 17.53.603, ARM 17.53.802(5), ARM 17.53.803, ARM 17.53.902(6), and ARM 17.53.903

In lieu of the federal biennial report, Montana requires an annual report to be submitted to DEQ by LQGs, SQGs, and TSDFs by March 1 of each year on forms obtained from DEQ. The information required on the Montana annual report parallels that required on the federal biennial report.

Conditionally exempt small quantity generators are exempt from this requirement (ARM 17.53.602(10)).


These DEQ forms can ...

Read more about Biennial Report