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NYC DOB GAS WORK QUALIFICATION EXAM 2026/2027
COMPLETE (150) CURRENT TESTING QUESTIONS AND
CORRECT ANSWERS WITH DETAILED RATIONALES.
GAS WORK
Prepare effectively for the NYC DOB Gas Work Qualification Limited Exam with this
focused practice resource. It supports review of gas piping systems, limited gas work
procedures, installation and testing requirements, safety standards, building codes,
and regulatory compliance. Use the material to reinforce your technical knowledge,
practice key concepts, and identify areas that may require additional study. This
resource is suited for gas work professionals, plumbers, construction technicians,
and candidates preparing for the NYC DOB Limited Gas Work Qualification
examination.
MULTIPLE CHOICE.
Section 1: Gas Work Qualifications & Regulatory Framework (Questions 1–
25)
According to NYC Administrative Code and Local Law 150 of 2016, gas work in
New York City can only be performed by which of the following?
A) Any licensed plumber regardless of qualification
B) A Licensed Master Plumber (LMP) or a person holding a Gas Work
Qualification working under the direct supervision of an LMP
C) Any person who has completed a 16-hour training course
D) A licensed electrician with gas work experience
Answer: B) A Licensed Master Plumber (LMP) or a person holding a Gas
Work Qualification working under the direct supervision of an LMP
Rationale: Local Law 150 of 2016 requires anyone performing gas work to
possess either a Department-issued Master Plumber License or a
Qualification for Gas Work. Per NYC Administrative Code Section 28-
423.1, gas work can only be performed by an LMP or by a person working
under the direct and continuing supervision of an LMP if that person holds
a Full or Limited Gas Work Qualification.
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What is the minimum age requirement for obtaining a Gas Work Qualification
in NYC?
A) 16 years old
B) 18 years old
C) 21 years old
D) 25 years old
Answer: B) 18 years old
Rationale: Applicants for both Full and Limited Gas Work Qualifications
must be at least eighteen (18) years old.
How many years of full-time experience performing gas work under the direct
and continuing supervision of a Licensed Master Plumber are required for a
Full Gas Work Qualification?
A) 2 years
B) 3 years
C) 5 years
D) 7 years
Answer: C) 5 years
Rationale: Full Gas Work Qualification requires a minimum of five (5)
years of full-time experience performing gas work under the direct and
continuing supervision of an LMP, with at least one (1) year of that
experience in New York City.
A Limited Gas Work Qualification expires:
A) After 1 year
B) After 3 years
C) After 5 years and cannot be renewed
D) Never, it is permanent
Answer: C) After 5 years and cannot be renewed
Rationale: A Limited Gas Work Qualification expires five (5) years after
issuance and may not be renewed. Holders must apply for and obtain a
Full Gas Work Qualification to continue performing gas work after
expiration.
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What is the passing score for the Gas Work Qualification written examination?
A) 60% (30 correct answers)
B) 65% (33 correct answers)
C) 70% (35 correct answers)
D) 75% (38 correct answers)
Answer: C) 70% (35 correct answers)
Rationale: The Gas Work written exam consists of 50 questions, and the
passing score is 70%, which equates to 35 correct answers.
Which of the following is NOT a requirement for a Full Gas Work Qualification
applicant?
A) Being at least 18 years old
B) Being able to read, write, and understand the English language
C) Holding a bachelor's degree in engineering
D) Being of good moral character
Answer: C) Holding a bachelor's degree in engineering
Rationale: Requirements for Full Gas Work Qualification include being at
least 18 years old, being able to read, write, and understand English,
being fit to perform the work, being of good moral character, and passing
the Department-sponsored Gas Work Qualification exam. A bachelor's
degree is not required.
The Gas Work Qualification written exam is administered by:
A) NYC Department of Environmental Protection (DEP)
B) NYC Fire Department (FDNY)
C) NYC Department of Buildings (DOB) through a contracted exam
administrator
D) New York State Department of Labor
Answer: C) NYC Department of Buildings (DOB) through a contracted
exam administrator
Rationale: The NYC Department of Buildings has contracted with CPS HR
Consulting to provide licensing and qualifications examinations.
Accepted applicants receive an email from the exam administrator with
instructions on how to schedule the exam.
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As of August 1, 2024, the Gas Work Qualification written exam is administered
as:
A) A closed-book exam with no reference materials allowed
B) An open-book exam with references provided electronically within the
exam platform
C) A practical exam only
D) An online exam that can be taken from home
Answer: B) An open-book exam with references provided electronically
within the exam platform
Rationale: Beginning August 1, 2024, the Gas Work Qualification written
exam is administered as an open-book exam. All references indicated
within the Examination Content Outline section of the Gas Work
Candidate Information Bulletin are provided electronically within the
exam platform.
What is the exam fee for the Gas Work Qualification written examination?
A) $100
B) $350
C) $525
D) $585
Answer: D) $585**
**Rationale: The LIC41 Written Exam Application fee for Gas Work
Qualification is $585.
Which of the following best describes the primary purpose of Local Law 150 of
2016?
A) To establish building energy efficiency standards
B) To require anyone performing gas work to possess either a Master Plumber
License or a Qualification for Gas Work
C) To regulate elevator safety inspections
D) To establish fire safety requirements for high-rise buildings
Answer: B) To require anyone performing gas work to possess either a
Master Plumber License or a Qualification for Gas Work
Rationale: Local Law 150 of 2016 requires anyone performing gas work to
NYC DOB GAS WORK QUALIFICATION EXAM 2026/2027
COMPLETE (150) CURRENT TESTING QUESTIONS AND
CORRECT ANSWERS WITH DETAILED RATIONALES.
GAS WORK
Prepare effectively for the NYC DOB Gas Work Qualification Limited Exam with this
focused practice resource. It supports review of gas piping systems, limited gas work
procedures, installation and testing requirements, safety standards, building codes,
and regulatory compliance. Use the material to reinforce your technical knowledge,
practice key concepts, and identify areas that may require additional study. This
resource is suited for gas work professionals, plumbers, construction technicians,
and candidates preparing for the NYC DOB Limited Gas Work Qualification
examination.
MULTIPLE CHOICE.
Section 1: Gas Work Qualifications & Regulatory Framework (Questions 1–
25)
According to NYC Administrative Code and Local Law 150 of 2016, gas work in
New York City can only be performed by which of the following?
A) Any licensed plumber regardless of qualification
B) A Licensed Master Plumber (LMP) or a person holding a Gas Work
Qualification working under the direct supervision of an LMP
C) Any person who has completed a 16-hour training course
D) A licensed electrician with gas work experience
Answer: B) A Licensed Master Plumber (LMP) or a person holding a Gas
Work Qualification working under the direct supervision of an LMP
Rationale: Local Law 150 of 2016 requires anyone performing gas work to
possess either a Department-issued Master Plumber License or a
Qualification for Gas Work. Per NYC Administrative Code Section 28-
423.1, gas work can only be performed by an LMP or by a person working
under the direct and continuing supervision of an LMP if that person holds
a Full or Limited Gas Work Qualification.
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What is the minimum age requirement for obtaining a Gas Work Qualification
in NYC?
A) 16 years old
B) 18 years old
C) 21 years old
D) 25 years old
Answer: B) 18 years old
Rationale: Applicants for both Full and Limited Gas Work Qualifications
must be at least eighteen (18) years old.
How many years of full-time experience performing gas work under the direct
and continuing supervision of a Licensed Master Plumber are required for a
Full Gas Work Qualification?
A) 2 years
B) 3 years
C) 5 years
D) 7 years
Answer: C) 5 years
Rationale: Full Gas Work Qualification requires a minimum of five (5)
years of full-time experience performing gas work under the direct and
continuing supervision of an LMP, with at least one (1) year of that
experience in New York City.
A Limited Gas Work Qualification expires:
A) After 1 year
B) After 3 years
C) After 5 years and cannot be renewed
D) Never, it is permanent
Answer: C) After 5 years and cannot be renewed
Rationale: A Limited Gas Work Qualification expires five (5) years after
issuance and may not be renewed. Holders must apply for and obtain a
Full Gas Work Qualification to continue performing gas work after
expiration.
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What is the passing score for the Gas Work Qualification written examination?
A) 60% (30 correct answers)
B) 65% (33 correct answers)
C) 70% (35 correct answers)
D) 75% (38 correct answers)
Answer: C) 70% (35 correct answers)
Rationale: The Gas Work written exam consists of 50 questions, and the
passing score is 70%, which equates to 35 correct answers.
Which of the following is NOT a requirement for a Full Gas Work Qualification
applicant?
A) Being at least 18 years old
B) Being able to read, write, and understand the English language
C) Holding a bachelor's degree in engineering
D) Being of good moral character
Answer: C) Holding a bachelor's degree in engineering
Rationale: Requirements for Full Gas Work Qualification include being at
least 18 years old, being able to read, write, and understand English,
being fit to perform the work, being of good moral character, and passing
the Department-sponsored Gas Work Qualification exam. A bachelor's
degree is not required.
The Gas Work Qualification written exam is administered by:
A) NYC Department of Environmental Protection (DEP)
B) NYC Fire Department (FDNY)
C) NYC Department of Buildings (DOB) through a contracted exam
administrator
D) New York State Department of Labor
Answer: C) NYC Department of Buildings (DOB) through a contracted
exam administrator
Rationale: The NYC Department of Buildings has contracted with CPS HR
Consulting to provide licensing and qualifications examinations.
Accepted applicants receive an email from the exam administrator with
instructions on how to schedule the exam.
, Page 4 of 47
As of August 1, 2024, the Gas Work Qualification written exam is administered
as:
A) A closed-book exam with no reference materials allowed
B) An open-book exam with references provided electronically within the
exam platform
C) A practical exam only
D) An online exam that can be taken from home
Answer: B) An open-book exam with references provided electronically
within the exam platform
Rationale: Beginning August 1, 2024, the Gas Work Qualification written
exam is administered as an open-book exam. All references indicated
within the Examination Content Outline section of the Gas Work
Candidate Information Bulletin are provided electronically within the
exam platform.
What is the exam fee for the Gas Work Qualification written examination?
A) $100
B) $350
C) $525
D) $585
Answer: D) $585**
**Rationale: The LIC41 Written Exam Application fee for Gas Work
Qualification is $585.
Which of the following best describes the primary purpose of Local Law 150 of
2016?
A) To establish building energy efficiency standards
B) To require anyone performing gas work to possess either a Master Plumber
License or a Qualification for Gas Work
C) To regulate elevator safety inspections
D) To establish fire safety requirements for high-rise buildings
Answer: B) To require anyone performing gas work to possess either a
Master Plumber License or a Qualification for Gas Work
Rationale: Local Law 150 of 2016 requires anyone performing gas work to
