Petroleum / Hazardous Liquids Storage Tanks Overview

Training Announcement

2019 Retail Fueling Facility Compliance Training for Owners & Operators

The Wisconsin Department of Agriculture, Trade and Consumer Protection’s Bureau of Weights and Measures is once again conducting retail fueling facility compliance training at no cost to owners and operators. These sessions will provide owners and operators with an opportunity to obtain training directly from Weights and Measures staff on trending compliance issues.

This year’s training topics are:

  • What facilities need to know about the upcoming changes to ATCP 93
  • Preparing for inspections: best practices
  • 2020 sump upgrade requirements

Pre-registration is required for these training sessions.

Registration Form and Location Information


Continuing Education Opportunity

UST Boot Camp

Purpora Engineering, Inc. is offering a 3.5 day training course designed to provide a thorough understanding of ATG’s, leak detection, cathodic protection and testing relating to underground storage tanks. Topics will now also include the RP1200 and new EPA rules that took effect in October 2018. Industry experts and hands on training provide an intense 3.5 days of learning.

Certified Tank System Inspectors can earn 12 continuing education credits by attending this training. The course will be offered May 14-17, 2019. For registration information, please see or call 262-536-4081.


The Bureau of Weights and Measures is responsible for the administration and regulation of the Wisconsin Administrative Code ATCP 93 - Flammable and Combustible Liquids. The Bureau’s administrative and regulatory functions include:

  • Reviewing of system design plans for storage or dispensing system installation, modification or upgrade

  • Permitting and registration of aboveground and underground flammable and combustible liquid storage tanks

  • Inspection of flammable and combustible liquid storage tank systems

  • Maintaining the statewide aboveground and underground storage tank database

  • Adoption of technical standards

  • Credentialing individuals and companies working in storage tank-related specialties

  • Administering ATCP 93 Local Program Operator agents

For questions or to file a weights and measures or fuel quality complaint, call (608) 224-4942 or email

Contact Us

Weights and measures state inspectors, licensing/permit staff, local program operator, and bureau management phone and email information

A/B/C Operator Training Requirements

Information on Wisconsin storage tank A/B/C operator training requirements

Alternative Fuels and Fueling Facilities

Information on the requirements for selling alternative fuels and installing/converting alternative fueling equipment and facilities

Certification Info for Storage Tank Service Companies and Technicians

Information on Wisconsin storage tank company and technician credentials, continuing education requirements, and tank specialty firm query

Find a Certified Storage Tank Specialty Firm

Link to a listing of tank specialty firms who are credentialed to perform work on storage tank systems regulated under Wisconsin Administrative Code ATCP 93. A list of and technicians by certification type is also available at

Resources for Owners and Operators

Operational information for owners and operators, including facts sheets, FAQs, and helpful links

Storage Tank Database (searchable)

The new searchable storage tank database is now available. If you have questions regarding information in this database, please call 608-224-4942 and select option 3. Please note: if you need copies of records associated with the information in the database, you must submit a public records request. For more information, please visit our Public Records page.

Storage Tank Forms

Registration, installation, inspection, testing, financial responsibility, operator training, closure, material approval, variance, and important building determination forms

Storage Tank Laws & Regulations

Links to storage tank-related state and federal laws and regulations

Storage Tank Permit & Registration

Information specific to Wisconsin storage tank registration, permit-to-operate, and financial responsibility requirements

Training and Continuing Education Information

Wisconsin Administrative Code SPS 305 requires AST Installers, UST Installers, and Tank System Inspectors to obtain 12 Continuing Education Credits (CEC) within the 2 year certification period in order to renew their certification