Kentucky Boiler Contractor Exam
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SECTION 1: KENTUCKY LICENSING, STATUTES &
REGULATIONS
Question 1
Under Kentucky's boiler and pressure-vessel contractor licensing
system, which license class has an unlimited scope of work?
A. Class C
B. Class B
C. Class A
D. Class D
Rationale: Kentucky regulation identifies Class A as having an
unlimited scope. Class B and Class C have specifically defined
limitations regarding low-pressure boilers and pressure vessels
respectively .
Question 2
Which work is specifically within the scope of a Kentucky Class B
boiler contractor license?
,A. All pressure vessels regardless of pressure
B. Low-pressure steam boilers and piping
C. Only cryogenic vessels
D. Only power boilers above 15 psi
Rationale: Class B includes low-pressure steam boilers and piping,
hot-water heating boilers and piping, hot-water supply boilers, pool
heaters, hot-water storage tanks, and certain pressure vessels up to
200 psi .
Question 3
A Kentucky Class C license primarily authorizes work involving:
A. All steam piping
B. Power boilers above 15 psi
C. Specified pressure vessels
D. All hot-water heating systems
Rationale: Class C is limited to pressure vessels, including specified
cryogenic bulk tanks, CO2 beverage tanks, certain compressed-air
receivers, associated piping, and jacketed steam cooking kettles .
Question 4
What minimum examination score is required to pass a Kentucky
Class A, B, or C boiler contractor examination?
A. 60%
B. 65%
C. 70%
D. 75%
Rationale: Kentucky's regulation establishes 70% as the passing
score for Class A, B, and C examinations .
,Question 5
A passing Kentucky boiler contractor examination score is
currently valid for:
A. One year
B. Two years
C. Three years
D. Five years
Rationale: The regulation specifies that a passing examination
score remains valid for three years .
Question 6
Which Kentucky statute is specifically associated with boilers and
pressure vessels?
A. KRS Chapter 118
B. KRS Chapter 236
C. KRS Chapter 338
D. KRS Chapter 342
Rationale: KRS Chapter 236 is the principal Kentucky statutory
chapter governing boilers and pressure vessels and is specifically
included in the contractor examination scope .
Question 7
Which Kentucky administrative chapter is specifically included in
the boiler contractor examination?
A. 815 KAR Chapter 8
B. 815 KAR Chapter 10
C. *815 KAR Chapter 15*
D. 815 KAR Chapter 35
, Rationale: Kentucky identifies 815 KAR Chapter 15 as examination
material for boiler and pressure-vessel contractor applicants .
Question 8
Which inspection code is specifically included in the Kentucky
boiler contractor examination scope?
A. NEC
B. IMC
C. NBIC Part I
D. NFPA 70E
Rationale: The regulation specifically lists the National Board
Inspection Code, Part I as examination material .
Question 9
An applicant for a Kentucky boiler contractor examination must
provide proof that the applicant is at least:
A. 16 years old
B. 17 years old
C. 18 years old
D. 21 years old
Rationale: Kentucky's current regulation requires proof that the
examination applicant is 18 years of age or older .
Question 10
A boiler contractor in Kentucky must hold a valid certification
issued by which authority?
A. Kentucky Department of Environmental Protection
B. Kentucky Labor Cabinet
2026/2027 Test Bank | 300 Real
Questions & Verified Answers with
Rationales (Graded A+) – Instant PDF
Download
SECTION 1: KENTUCKY LICENSING, STATUTES &
REGULATIONS
Question 1
Under Kentucky's boiler and pressure-vessel contractor licensing
system, which license class has an unlimited scope of work?
A. Class C
B. Class B
C. Class A
D. Class D
Rationale: Kentucky regulation identifies Class A as having an
unlimited scope. Class B and Class C have specifically defined
limitations regarding low-pressure boilers and pressure vessels
respectively .
Question 2
Which work is specifically within the scope of a Kentucky Class B
boiler contractor license?
,A. All pressure vessels regardless of pressure
B. Low-pressure steam boilers and piping
C. Only cryogenic vessels
D. Only power boilers above 15 psi
Rationale: Class B includes low-pressure steam boilers and piping,
hot-water heating boilers and piping, hot-water supply boilers, pool
heaters, hot-water storage tanks, and certain pressure vessels up to
200 psi .
Question 3
A Kentucky Class C license primarily authorizes work involving:
A. All steam piping
B. Power boilers above 15 psi
C. Specified pressure vessels
D. All hot-water heating systems
Rationale: Class C is limited to pressure vessels, including specified
cryogenic bulk tanks, CO2 beverage tanks, certain compressed-air
receivers, associated piping, and jacketed steam cooking kettles .
Question 4
What minimum examination score is required to pass a Kentucky
Class A, B, or C boiler contractor examination?
A. 60%
B. 65%
C. 70%
D. 75%
Rationale: Kentucky's regulation establishes 70% as the passing
score for Class A, B, and C examinations .
,Question 5
A passing Kentucky boiler contractor examination score is
currently valid for:
A. One year
B. Two years
C. Three years
D. Five years
Rationale: The regulation specifies that a passing examination
score remains valid for three years .
Question 6
Which Kentucky statute is specifically associated with boilers and
pressure vessels?
A. KRS Chapter 118
B. KRS Chapter 236
C. KRS Chapter 338
D. KRS Chapter 342
Rationale: KRS Chapter 236 is the principal Kentucky statutory
chapter governing boilers and pressure vessels and is specifically
included in the contractor examination scope .
Question 7
Which Kentucky administrative chapter is specifically included in
the boiler contractor examination?
A. 815 KAR Chapter 8
B. 815 KAR Chapter 10
C. *815 KAR Chapter 15*
D. 815 KAR Chapter 35
, Rationale: Kentucky identifies 815 KAR Chapter 15 as examination
material for boiler and pressure-vessel contractor applicants .
Question 8
Which inspection code is specifically included in the Kentucky
boiler contractor examination scope?
A. NEC
B. IMC
C. NBIC Part I
D. NFPA 70E
Rationale: The regulation specifically lists the National Board
Inspection Code, Part I as examination material .
Question 9
An applicant for a Kentucky boiler contractor examination must
provide proof that the applicant is at least:
A. 16 years old
B. 17 years old
C. 18 years old
D. 21 years old
Rationale: Kentucky's current regulation requires proof that the
examination applicant is 18 years of age or older .
Question 10
A boiler contractor in Kentucky must hold a valid certification
issued by which authority?
A. Kentucky Department of Environmental Protection
B. Kentucky Labor Cabinet
