CALIFORNIA UST SERVICE TECHNICIAN
PART 1 Actual Exam 2026/2027 – Complete
Exam-Style Questions | 100% Verified –
Pass Guaranteed – A+ Graded
Exam Domain Distribution Table
Number of
Content Area Percentage
Questions
UST Service Technician Qualifications 12% 7
UST Systems (Layout, Vapor Recovery, Overfill/Spill Protection, Corrosion
28% 17
Protection, Inspections)
Monitoring Equipment (Operation, Testing, Troubleshooting,
32% 19
Documentation)
Containment Testing (Secondary Containment, Spill Containment
12% 7
Structures)
Safety (Housekeeping, Emergency Equipment, Vapor/Ignition Sources,
16% 10
Personal Safety)
TOTAL 100% 60
Source: ICC California UST Service Technician Job Task Analysis and Examination Outline
UST SERVICE TECHNICIAN QUALIFICATIONS (7 questions)
Q1: A service technician is performing work on a UST monitoring system at a gasoline station.
Which of the following is required for this individual to legally perform this work?
,A. A valid contractor's license only
B. A current ICC California UST Service Technician certification only
C. Either a current ICC California UST Service Technician certification OR supervision by someone
who holds one
D. A valid California Class A driver's license and OSHA 10-hour certification
Correct Answer: C
Rationale: California regulations require that as of July 1, 2005, service technicians shall possess
or work under someone who has a current certification indicating they have passed the
California UST Service Technician exam . A contractor's license is a separate requirement not
applicable to all technicians.
Q2: How often must an ICC California UST Service Technician certification be renewed?
A. 12 months
B. 24 months
C. 36 months
D. 48 months
Correct Answer: B
Rationale: ICC certification must be renewed every 24 months (2 years) . This requirement
ensures technicians maintain current knowledge of evolving UST regulations and technologies.
Q3: A service technician is hired to test UST monitoring equipment, troubleshoot UST systems,
and install monitoring equipment. This individual is defined as a service technician under which
regulation?
A. California Health and Safety Code Section 25299
B. California Code of Regulations Title 23, Chapter 16
C. 40 CFR Part 280
D. Clean Water Act Section 402
Correct Answer: B
Rationale: A service technician is defined as any individual who tests UST monitoring
equipment, troubleshoots UST systems, or installs UST monitoring equipment under CCR Title
23, Chapter 16 .
Q4: If manufacturer training for a specific UST monitoring system no longer exists, what may the
local agency do?
A. Require immediate replacement of all equipment from that manufacturer
B. Approve comparable alternative training for technicians
, C. Exempt technicians from training requirements
D. Require a special waiver from the EPA
Correct Answer: B
Rationale: When manufacturer training no longer exists, the local agency may approve
comparable alternative training to ensure technicians can still gain competency with the
equipment .
Q5: A service technician must possess or be employed by a person who has the appropriate
contractor's license unless which exception applies?
A. The individual has completed manufacturer training
B. The individual has a tank testing license
C. The individual has 5 years of field experience
D. The individual works exclusively on aboveground storage tanks
Correct Answer: B
Rationale: Service technicians must possess or be employed by a person who has the
appropriate contractor's license unless the individual has a tank testing license .
Q6: The California UST Service Technician certification is designed to ensure technicians are
qualified to perform work on UST systems. Which agency primarily oversees this certification
program?
A. EPA (Environmental Protection Agency)
B. ICC (International Code Council)
C. OSHA (Occupational Safety and Health Administration)
D. NFPA (National Fire Protection Association)
Correct Answer: B
Rationale: The International Code Council (ICC) administers the California UST Service
Technician certification examination. The State Water Resources Control Board establishes the
regulatory requirements .
Q7: Which of the following defines the scope of practice for a UST Service Technician under
California regulations?
A. All work on UST systems including excavation and complete tank replacement
B. Work within the scope defined by California UST laws and regulations, including testing,
troubleshooting, installing, repairing, and modifying monitoring equipment
C. Any work on petroleum storage systems
D. Only inspection and documentation work
PART 1 Actual Exam 2026/2027 – Complete
Exam-Style Questions | 100% Verified –
Pass Guaranteed – A+ Graded
Exam Domain Distribution Table
Number of
Content Area Percentage
Questions
UST Service Technician Qualifications 12% 7
UST Systems (Layout, Vapor Recovery, Overfill/Spill Protection, Corrosion
28% 17
Protection, Inspections)
Monitoring Equipment (Operation, Testing, Troubleshooting,
32% 19
Documentation)
Containment Testing (Secondary Containment, Spill Containment
12% 7
Structures)
Safety (Housekeeping, Emergency Equipment, Vapor/Ignition Sources,
16% 10
Personal Safety)
TOTAL 100% 60
Source: ICC California UST Service Technician Job Task Analysis and Examination Outline
UST SERVICE TECHNICIAN QUALIFICATIONS (7 questions)
Q1: A service technician is performing work on a UST monitoring system at a gasoline station.
Which of the following is required for this individual to legally perform this work?
,A. A valid contractor's license only
B. A current ICC California UST Service Technician certification only
C. Either a current ICC California UST Service Technician certification OR supervision by someone
who holds one
D. A valid California Class A driver's license and OSHA 10-hour certification
Correct Answer: C
Rationale: California regulations require that as of July 1, 2005, service technicians shall possess
or work under someone who has a current certification indicating they have passed the
California UST Service Technician exam . A contractor's license is a separate requirement not
applicable to all technicians.
Q2: How often must an ICC California UST Service Technician certification be renewed?
A. 12 months
B. 24 months
C. 36 months
D. 48 months
Correct Answer: B
Rationale: ICC certification must be renewed every 24 months (2 years) . This requirement
ensures technicians maintain current knowledge of evolving UST regulations and technologies.
Q3: A service technician is hired to test UST monitoring equipment, troubleshoot UST systems,
and install monitoring equipment. This individual is defined as a service technician under which
regulation?
A. California Health and Safety Code Section 25299
B. California Code of Regulations Title 23, Chapter 16
C. 40 CFR Part 280
D. Clean Water Act Section 402
Correct Answer: B
Rationale: A service technician is defined as any individual who tests UST monitoring
equipment, troubleshoots UST systems, or installs UST monitoring equipment under CCR Title
23, Chapter 16 .
Q4: If manufacturer training for a specific UST monitoring system no longer exists, what may the
local agency do?
A. Require immediate replacement of all equipment from that manufacturer
B. Approve comparable alternative training for technicians
, C. Exempt technicians from training requirements
D. Require a special waiver from the EPA
Correct Answer: B
Rationale: When manufacturer training no longer exists, the local agency may approve
comparable alternative training to ensure technicians can still gain competency with the
equipment .
Q5: A service technician must possess or be employed by a person who has the appropriate
contractor's license unless which exception applies?
A. The individual has completed manufacturer training
B. The individual has a tank testing license
C. The individual has 5 years of field experience
D. The individual works exclusively on aboveground storage tanks
Correct Answer: B
Rationale: Service technicians must possess or be employed by a person who has the
appropriate contractor's license unless the individual has a tank testing license .
Q6: The California UST Service Technician certification is designed to ensure technicians are
qualified to perform work on UST systems. Which agency primarily oversees this certification
program?
A. EPA (Environmental Protection Agency)
B. ICC (International Code Council)
C. OSHA (Occupational Safety and Health Administration)
D. NFPA (National Fire Protection Association)
Correct Answer: B
Rationale: The International Code Council (ICC) administers the California UST Service
Technician certification examination. The State Water Resources Control Board establishes the
regulatory requirements .
Q7: Which of the following defines the scope of practice for a UST Service Technician under
California regulations?
A. All work on UST systems including excavation and complete tank replacement
B. Work within the scope defined by California UST laws and regulations, including testing,
troubleshooting, installing, repairing, and modifying monitoring equipment
C. Any work on petroleum storage systems
D. Only inspection and documentation work
