NFPA 54 National Fuel Gas Code
Definitions With 100% Correct Answers
Approved - correct answers ✔✔Acceptable to the authority having jurisdiction.
Authority Having Jurisdiction (AHJ) - correct answers ✔✔An organization, office, or individual
responsible for enforcing the requirements of a code or standard, or for approving equipment,
materials, an installation, or a procedure.
Labeled - correct answers ✔✔Equipment or materials to which has been attached a label,
symbol, or other identifying mark of an organization that is acceptable to the authority having
jurisdiction and concerned with product evaluation, that maintains periodic inspection of
production of labeled equipment or materials, and by whose labeling the manufacturer
indicates compliance with appropriate standards or performance in a specified manner.
listed - correct answers ✔✔Equipment, materials, or services included in a list published by an
organization that is acceptable to the authority having jurisdiction and concerned with
evaluation of products or services, that maintains periodic inspection of production of listed
equipment or materials or periodic evaluation of services, and whose listing states that either
the equipment, material, or service meets appropriate designated standards or has been tested
and found suitable for a specified purpose.
Shall - correct answers ✔✔Indicates a mandatory requirement.
Accessible - correct answers ✔✔Having access to but which first requires the removal of a
panel, door, or similar covering of the item described.
Readily Accessible - correct answers ✔✔Having direct access without the need of removing or
moving any panel, door, or similar covering of the item described.
Definitions With 100% Correct Answers
Approved - correct answers ✔✔Acceptable to the authority having jurisdiction.
Authority Having Jurisdiction (AHJ) - correct answers ✔✔An organization, office, or individual
responsible for enforcing the requirements of a code or standard, or for approving equipment,
materials, an installation, or a procedure.
Labeled - correct answers ✔✔Equipment or materials to which has been attached a label,
symbol, or other identifying mark of an organization that is acceptable to the authority having
jurisdiction and concerned with product evaluation, that maintains periodic inspection of
production of labeled equipment or materials, and by whose labeling the manufacturer
indicates compliance with appropriate standards or performance in a specified manner.
listed - correct answers ✔✔Equipment, materials, or services included in a list published by an
organization that is acceptable to the authority having jurisdiction and concerned with
evaluation of products or services, that maintains periodic inspection of production of listed
equipment or materials or periodic evaluation of services, and whose listing states that either
the equipment, material, or service meets appropriate designated standards or has been tested
and found suitable for a specified purpose.
Shall - correct answers ✔✔Indicates a mandatory requirement.
Accessible - correct answers ✔✔Having access to but which first requires the removal of a
panel, door, or similar covering of the item described.
Readily Accessible - correct answers ✔✔Having direct access without the need of removing or
moving any panel, door, or similar covering of the item described.
