IFGC (International Fuel Gas Code) – 2024
The 2024 International Fuel Gas Code is a comprehensive technical reference for professionals who design, install, maintain, review, or inspect fuel-gas systems and gas-fired appliances. Published by the International Code Council, it sets minimum requirements intended to support safe system installation and reliable operation.
The code addresses fuel-gas distribution piping, approved piping materials, pipe sizing, pressure regulators, appliance connections, overpressure protection, combustion air, chimneys, vents, and venting systems. It also covers requirements for specific gas-fired appliances, gaseous hydrogen systems, and motor-vehicle gaseous-fuel-dispensing stations. Its definition of fuel gas includes natural gas, liquefied petroleum gas, manufactured gas, and mixtures of these gases.
Helpful appendices provide guidance on gas-piping capacity and sizing, vent-system calculations, and safety inspections for existing appliance installations. These resources make the book useful not only for code research but also for system planning, calculations, installation reviews, and field inspections.
The 2024 edition includes revisions involving combustion-air and vent-drafting tests, protection from fumes and gases, piping workmanship, and selected venting tables. It also uses a cleaner single-column design, modernized typography, shaded table headings, improved placement of figures, and QR codes that help readers identify changes from the previous code cycle.
This edition is valuable for fuel-gas contractors, HVAC professionals, mechanical engineers, architects, building inspectors, plans examiners, code officials, facility managers, instructors, apprentices, and students. It can support system design, permit preparation, appliance installation, inspection work, professional training, and examination study where the 2024 IFGC is specified.
Code adoption and local amendments vary. Customers should confirm that the 2024 edition applies to their jurisdiction, project, employer, course, or examination.
Order one copy for professional or educational use, or request bulk pricing for contractors, engineering firms, building departments, colleges, training centers, libraries, and resellers.
Key Features
- Complete 2024 International Fuel Gas Code
- Published by the International Code Council
- Covers fuel-gas distribution piping and system design
- Includes gas-piping material and sizing requirements
- Addresses pressure regulators and appliance connections
- Covers combustion-air requirements
- Includes chimney and venting-system provisions
- Addresses specific gas-fired appliances
- Covers gaseous hydrogen systems
- Includes piping and vent-sizing guidance
- Features improved formatting and QR code references
- Available for individual purchase and bulk orders
Frequently Asked Questions
1. What is the 2024 International Fuel Gas Code?
The 2024 IFGC is a model code containing minimum requirements for fuel-gas systems and gas-fired appliances. It uses prescriptive provisions along with selected performance-related requirements.
2. What systems does the book cover?
It covers fuel-gas distribution piping, appliances, appliance venting, combustion air, gaseous hydrogen systems, and motor-vehicle gaseous-fuel-dispensing stations.
3. What types of fuel gas are addressed?
The IFGC addresses natural gas, liquefied petroleum gas, manufactured gas, and mixtures of these gases.
4. What is the ISBN of the softcover edition?
The ISBN-13 is 9781959851790, and the corresponding ISBN-10 is 1959851799. The ICC front matter identifies the supplied ISBN as the softcover edition.
5. How many pages are in this edition?
ICC lists the 2024 International Fuel Gas Code at 214 pages.
6. Does the IFGC apply to residential buildings?
Yes. ICC explains that the IFGC applies to all occupancies, including one- and two-family dwellings and townhouses. The IRC incorporates IFGC-derived fuel-gas provisions for those residential buildings.
7. Can this book be used for an ICC or licensing examination?
It may be suitable when an examination specifically lists the 2024 IFGC. Candidates should confirm the required edition, binding, permitted tabs, and note-taking rules with the examination provider.
8. Is bulk ordering available?
Yes. Customers may purchase a single copy or request bulk pricing for contractors, engineering firms, inspection departments, colleges, training centers, libraries, and resellers.



















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