Nebraska UST Operator Training

Did you know your UST Operator License expires

every 3 – 5 years?

A/B Class Certifications are only valid for 5 years

C Class Certifications are only valid for 3 years


NPCA is contracted with Leak Specialists Inc. to provide Operator A/B and C training to NPCA members. The training meets the requirements of Nebraska State Fire Marshal.



The on-line course takes approximately 2 hours and is self-paced – your allowed to stop or pause the course at any time and return where you left off with no time limit.  Following the completion of the course, you will take a 60 question exam.  You must receive a grade of at least 80% to pass the course.  Upon completion of the training with a passing grade of 80% you will print off your training certificate which is valid for 5 years.  If your exam score is less than 80% you’re allowed to retake the exam by reviewing all 60 questions and re-submitting your answers.


Operator A:  Primarily responsible for operating and maintaining the UST system, typically the Owner.

Operator B:  Primarily responsible for overseeing and implementing the day-to-day aspects of operation, maintenance and record-keeping of the UST system, typically the Store Manager, Supervisors, etc.  Class B Operators must – 1) Visit each facility at least once every week during normal business hours. 2) Be immediately available for telephone consultation with the UST facility.3) Must be geographically located to be on site within two hours.

Operator C: Any individual who is alone on-site at UST system, typically a Retail Clerk.

Level A & B operators can train level C operators.


A Class A operator has primary responsibility to operate and maintain the underground storage tank system. The Class A operator’s responsibilities include managing resources and personnel, such as establishing work assignments, to achieve and maintain compliance with regulatory requirements. This class of operator is the owner of the facility with UST’s.

The individual who generally focuses on the statutory and regulatory requirements related to operating and maintaining the underground tank system.


A Class B operator implements applicable underground storage tank regulatory requirements and standards in the field. This individual implements day-to-day aspects of operating, maintaining, and record-keeping for underground storage tanks at one or more facilities. This class of operator would most likely be supervisory level personnel.

The individual who is generally responsible for field implementation of applicable underground storage tank regulatory requirements and implements day to day aspects of operating, maintaining, and record-keeping for USTs at one or more facilities.


A Class C operator is an employee and is, generally, the first line of response to events indicating emergency conditions. This individual is responsible for responding to alarms or other indications of emergencies caused by spills or releases from underground storage tank systems. This class of operator are the associates that are overseeing the operator of the UST system on a daily basis.

The individual who is generally the first line of response of events indicating emergency conditions or responding to alarms.

Underground storage tank or UST means any one or combination of tanks (including underground pipes connected thereto) that is used to contain an accumulation of regulated substances, and the volume of which (including the volume of underground pipes connected thereto) is 10 percent or more beneath the surface of the ground. This term does not include any:

(a) Farm or residential tank of 1,100 gallons or less capacity used for storing motor fuel for noncommercial purposes;
(b) Tank used for storing heating oil for consumptive use on the premises where stored;
(c) Septic tank;
(d) Pipeline facility (including gathering lines) regulated under:

(1) The Natural Gas Pipeline Safety Act of 1968 (49 U.S.C. App. 1671, et seq.), or
(2) The Hazardous Liquid Pipeline Safety Act of 1979 (49 U.S.C. App. 2001, et seq.), or
(3) Which is an intrastate pipeline facility regulated under state laws comparable to the provisions of the law referred to in paragraph (d)(1) or (d)(2) of this definition;

(e) Surface impoundment, pit, pond, or lagoon;
(f) Storm-water or wastewater collection system;
(g) Flow-through process tank;
(h) Liquid trap or associated gathering lines directly related to oil or gas production and gathering operations; or
(i) Storage tank situated in an underground area (such as a basement, cellar, mineworking, drift, shaft, or tunnel) if thestorage tank is situated upon or above the surface of the floor

The term “underground storage tank” or “UST” does not include any pipes connected to any tank which is described in paragraphs (a) through (i) of this definition.