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NFPA 400:2022

Current
Current

The latest, up-to-date edition.

Hazardous Materials Code
Available format(s)

Hardcopy

Language(s)

English

Published date

04-08-2021

Chapter 1 Administration 1.1 Scope. 1.2 Purpose. 1.3 Application. 1.4 Retroactivity. 1.5 Equivalency. 1.6 Units and Formulas. 1.7 Enforcement. 1.8 Permits. 1.9 Facility Closure. 1.10 Emergency Planning. 1.11 Hazardous Materials Management Plan (HMMP). 1.12 Hazardous Materials Inventory Statement (HMIS). 1.13 Plan Review. 1.14 Technical Assistance. Chapter 2 Referenced Publications 2.1 General. 2.2 NFPA Publications. 2.3 Other Publications. 2.4 References for Extracts in Mandatory Sections. Chapter 3 Definitions 3.1 General. 3.2 NFPA Official Definitions. 3.3 General Definitions. 3.4 Special Performance-Based Definitions. Chapter 4 Classification of Materials, Wastes, and Hazard of Contents 4.1 Hazardous Material Classification. 4.2 Classification of High-Hazard Contents. 4.3 Mixtures.4.4 Multiple Hazards. 4.5 Classification of Waste. 4.6 Toxicity of Gas Mixtures. 4.7 Flammability of Gas Mixtures. 4.8 Combustibility of Materials. 4.9 Classification of Ignitible (Flammable or Combustible) Liquids. Chapter 5 Permissible Storage and Use Locations 5.1 General. 5.2 Control Areas. 5.3 Protection Levels. 5.4 Outdoor Areas. Chapter 6 Fundamental Requirements 6.1 General Requirements. 6.2 Requirements for Occupancies Storing Quantities of Hazardous Materials Exceeding the Maximum Allowable Quantities per Control Area for High-Hazard Contents. 6.3 Requirements for Use, Dispensing, and Handling of Hazardous Materials in Amounts Exceeding Maximum Allowable Quantities.Chapter 7 Emergency Planning, Fire Risk Control, and Chemical Hazard Requirements for Industrial Processes 7.1 General. 7.2 Process Review and Plan Preparation. 7.3 Operating and Maintenance Procedures. 7.4 Safety Reviews. 7.5 Incident Investigation Plan. 7.6 Document Retention. Chapter 8 Reserved Chapter 9 Security for Hazardous Materials 9.1 General. Chapter 10 Performance-Based Option 10.1 General. 10.2 Performance Criteria. 10.3 Retained Prescriptive Requirements. 10.4 Design Scenarios. 10.5 Evaluation of Proposed Designs. 10.6 Safety Factors. 10.7 Documentation Requirements.Chapter 11 Ammonium Nitrate Solids and Liquids 11.1 General. 11.2 General Requirements for Storage. 11.3 Indoor Storage. 11.4 Outdoor Storage. 11.5 General Requirements for Use. 11.6 Indoor Use. 11.7 Outdoor Use. 11.8 Handling. Chapter 12 Corrosive Solids and Liquids 12.1 General. 12.2 General Requirements for Storage. 12.3 Indoor Storage. 12.4 Outdoor Storage. 12.5 General Requirements for Use. 12.6 Indoor Use. 12.7 Outdoor Use. 12.8 Handling.Chapter 13 Flammable Solids 13.1 General. 13.2 General Requirements for Storage. 13.3 Indoor Storage. 13.4 Outdoor Storage. 13.5 General Requirements for Use. 13.6 Indoor Use. 13.7 Outdoor Use. 13.8 Handling. Chapter 14 Organic Peroxide Formulations 14.1 General. 14.2 General Requirements for Storage. 14.3 Indoor Storage. 14.4 Outdoor Storage. 14.5 General Requirements for Use. 14.6 Indoor Use. 14.7 Outdoor Use. 14.8 Handling. Chapter 15 Oxidizer Solids and Liquids 15.1 General. 15.2 General Requirements for Storage. 15.3 Indoor Storage. 15.4 Outdoor Storage. 15.5 General Requirements for Use. 15.6 Indoor Use. 15.7 Outdoor Use. 15.8 Handling.Chapter 16 Reserved Chapter 17 Pyrophoric Solids and Liquids 17.1 General. 17.2 General Requirements for Storage. 17.3 Indoor Storage. 17.4 Outdoor Storage. 17.5 General Requirements for Use. 17.6 Indoor Use. 17.7 Outdoor Use. 17.8 Handling. Chapter 18 Toxic or Highly Toxic Solids and Liquids 18.1 General. 18.2 General Requirements for Storage. 18.3 Indoor Storage. 18.4 Outdoor Storage. 18.5 General Requirements for Use. 18.6 Indoor Use. 18.7 Outdoor Use. 18.8 Handling. Chapter 19 Unstable (Reactive) Solids and Liquids 19.1 General. 19.2 General Requirements for Storage. 19.3 Indoor Storage. 19.4 Outdoor Storage. 19.5 General Requirements for Use. 19.6 Indoor Use. 19.7 Outdoor Use. 19.8 Handling.Chapter 20 Water-Reactive Solids and Liquids 20.1 General. 20.2 General Requirements for Storage. 20.3 Indoor Storage. 20.4 Outdoor Storage. 20.5 General Requirements for Use. 20.6 Indoor Use. 20.7 Outdoor Use. 20.8 Handling. Chapter 21 Storage, Use, and Handling of Compressed Gases and Cryogenic Fluids 21.1 General Provisions. 21.2 Building-Related Controls. 21.3 Compressed Gases. 21.4 Cryogenic Fluids. 21.5 Bulk Oxygen Systems. 21.6 Hydrogen Compressed Gas Systems. 21.7 Bulk Liquefied Hydrogen Systems. 21.8 Gas Generation Systems. 21.9 Insulated Liquid Carbon Dioxide Systems. 21.10 Storage, Handling, and Use of Ethylene Oxide for Sterilization and Fumigation. 21.11 Acetylene Cylinder Charging Plants. 21.12 Nitrous Oxide Systems. 21.13 Cryogenic Fluid Central Supply Systems for Health Care Facilities.Annex A Explanatory Material Annex B Chemical Data Annex C Hazardous Materials Management Plans and Hazardous Materials Inventory Statements Annex D Security Information Annex E Properties and Uses of Ammonium Nitrate and Fire-Fighting Procedures Annex F Typical Organic Peroxide Formulations Annex G Oxidizers Annex H Compressed Gases and Cryogenic Fluids Annex I Emergency Response Guideline Annex J Hazardous Material Definitions Comparison Table Annex K Sample Ordinance for Adopting NFPA400 Annex L Informational References

This code shall apply to the storage, use, and handling of the following hazardous materials in all occu‐ pancies and facilities: (1) Ammonium nitrate solids and liquids (2) Corrosive solids and liquids (3) Flammable solids (4) Organic peroxide formulations (5) Oxidizer — solids and liquids (6) Pyrophoric solids and liquids (7) Toxic and highly toxic solids and liquids (8) Unstable (reactive) solids and liquids (9) Water-reactive solids and liquids (10)* Compressed gases and cryogenic …uids as included within the context of NFPA 55

DocumentType
Standard
ISBN
978-145592797-5
Pages
263
PublisherName
National Fire Protection Association
Status
Current
Supersedes

NFPA 122:2023 Standard for Fire Prevention and Control in Metal/Nonmetal Mining and Metal Mineral Processing Facilities
NFPA 2:2023 Hydrogen Technologies Code
NFPA 45:2024 Standard on Fire Protection for Laboratories Using Chemicals
NFPA 33:2024 Standard for Spray Application Using Flammable or Combustible Materials

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