NFPA 54 : 2018

Chapter 1 - Administration
Chapter 2 - Referenced Publications
Chapter 3 - Definitions
Chapter 4 - General
Chapter 5 - Gas Piping System Design,
             Materials, and Components
Chapter 6 - Pipe Sizing
Chapter 7 - Gas Piping Installation
Chapter 8 - Inspection, Testing, and Purging
Chapter 9 - Appliance, Equipment, and
             Accessory Installation
Chapter 10 - Installation of Specific
             Appliances
Chapter 11 - Procedures to Be Followed to Place
             Appliance in Operation
Chapter 12 - Venting of Appliances
Chapter 13 - Sizing of Category I Venting
             Systems
Annex A - Explanatory Material
Annex B - Sizing and Capacities of Gas Piping
Annex C - Suggested Method of Checking for
          Leakage
Annex D - Suggested Emergency Procedure
          for Gas Leaks
Annex E - Flow of Gas Through Fixed Orifices
Annex F - Sizing of Venting Systems Serving
          Appliances Equipped with Draft
          Hoods, Category I Appliances, and
          Appliances Listed for Use with
          Type B Vents
Annex G - Recommended Procedure for
          Safety Inspection of an Existing
          Appliance Installation
Annex H - Indoor Combustion Air Calculation
          Examples
Annex I - Example of Combination of Indoor
          and Outdoor Combustion and
          Ventilation Opening Design
Annex J - Enforcement
Annex K - Informational References
Index

Gives industry-accepted guidance for the safe installation and operation of fuel gas piping systems, appliances, equipment, and accessories.