Oklahoma Aboveground Storage Tanks regulations & environmental compliance analysis

Oklahoma Aboveground Storage Tanks: What you need to know

Governing Law and Regulations

Underground storage tanks (USTs): Oklahoma Administrative Code (OAC) 165:26-1 to 165:26-16 and Appendices G to J

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

Notification: OAC 165:26-1-41 to 165:26-1-47

Change in ownership: OAC 165:26-1-47

Change in service/closure: OAC 165:26-1-44

Licensing: OAC 165:26-1-110

Financial responsibility: OAC 165:26-1-37

Operator training: OAC 165:26-1-130 to 165:26-1-132

Regulatory Agencies

Oklahoma Corporation Commission (OCC) Petroleum Storage Tank Division (PSTD)

Oklahoma State Fire Marshal's Office

See ADDRESSES & CONTACTS for addresses and telephone numbers.

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. Oklahoma's fire code has adopted by reference the National Fire Protection Association Code 30 and Code 30A, which govern aboveground storage tank (AST) design and installation. New or replacement tanks must be registered with the Oklahoma Corporation Commission's (OCC) Petroleum Storage Tank Division (PSTD) and are subject to financial responsibility and recordkeeping requirements, and must submit fees.

For information regarding underground storage tanks containing such substances, see the state section UNDERGROUND STORAGE TANKS.

For storage tanks that contain hazardous wastes, see the state section HAZWASTE STORAGE AND TREATMENT TANKS.

Administration and enforcement. The OCC regulates ASTs in the state. Private use of ASTs is not regulated.

State Requirements


OAC 165:26-1-41 to 165:26-1-47

All ASTs with a storage capacity of 110 gallons (gal) or greater at retail, public airports, marinas, and emergency generators and ASTs with a storage capacity of 2,100 gal or greater used at fleet and commercial facilities that store regulated ...

Read more about Aboveground Storage Tanks

Oklahoma Aboveground Storage Tanks Resources

Type Title
Checklists Tank In-Service Inspection Checklist
Forms UST/AST Registration
See all Aboveground Storage Tanks Resources