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Chapter 6 — BUILDING SERVICES AND SYSTEMS

Section 606 — COMMERCIAL COOKING EQUIPMENT AND SYSTEMS

2025 California Fire Code (Title 24, Part 9) · 2025 edition · updated 2026-07-29 · California

Italicized text is a California amendment to the model code, as printed in the official publication.

[M] 606.1 General. Commercial kitchen exhaust hoods shall comply with the requirements of the California Mechanical Code .

[M] 606.2 Where required. A Type I hood shall be installed at or above all commercial cooking appliances and domestic cooking appliances used for commercial purposes that produce grease vapors.

Exceptions:

  1. Factory-built commercial exhaust hoods that are listed and labeled in accordance with UL 710, and installed in accordance with Section 304.1 of the California Mechanical Code, shall not be required to comply with Sections 507.1.5, 507.2.3, 507.2.5, 507.2.8, 507.3.1, 507.3.3, 507.1.6 and 507.2.10 of the California Mechanical Code .

  2. Factory-built commercial cooking recirculating systems that are listed and labeled in accordance with UL 710B, and installed in accordance with Section 304.1 of the California Mechanical Code, shall not be required to comply with Sections 507.1.5, 507.2.3, 507.2.5, 507.2.8, 507.3.1, 507.3.3, 507.1.6 and 507.2.10 of the California Mechanical Code . Spaces in which such systems are located shall be considered to be kitchens and shall be ventilated in accordance with Table 403.3.1.1 of the California Mechanical Code . For the purpose of determining the floor area required to be ventilated, each individual appliance shall be considered as occupying not less than 100 square feet (9.3 m [2] ).

  3. Where cooking appliances are equipped with integral down-draft exhaust systems and such appliances and exhaust systems are listed and labeled for the application in accordance with NFPA 96, a hood shall not be required at or above them.

  4. A Type I hood shall not be required for an electric cooking appliance where an approved testing agency provides documentation that the appliance effluent contains 5 mg/m [3] or less of grease when tested at an exhaust flow rate of 500 cfm (0.236 m [3] /s) in accordance with UL 710B.

606.3 Operations and maintenance.

Commercial cooking systems shall be operated, inspected and maintained in accordance with Sections 606.3.1 through 606.3.4.

606.3.1 Ventilation system. The ventilation system in connection with hoods shall be operated at the required rate of air movement, and grease filters listed and labeled in accordance with UL 1046 shall be in place where equipment under a kitchen grease hood is used.

606.3.2 Grease extractors. Where grease extractors are installed, they shall be operated when the commercial-type cooking equipment is used.

606.3.3 Cleaning. Hoods, grease-removal devices, fans, ducts and other appurtenances shall be cleaned at intervals as required by Sections 606.3.3.1 through 606.3.3.3.

606.3.3.1 Inspection. Hoods, grease-removal devices, fans, ducts and other appurtenances shall be inspected at intervals specified in Table 606.3.3.1 or as approved by the fire code official. Inspections shall be completed by qualified individuals.

TABLE 606.3.3.1—COMMERCIAL COOKING SYSTEM INSPECTION FREQUENCY

TYPE OF COOKING OPERATIONS FREQUENCY OF INSPECTION
High-volume cooking operations such as 24-hour cooking, charbroiling or wok cooking 3 months
Low-volume cooking operations such as places of religious worship, seasonal businesses and senior centers 12 months
Cooking operations utilizing solid fuel-burning cooking appliances 1 month
All other cooking operations 6 months

606.3.3.2 Grease accumulation. If during the inspection it is found that hoods, grease-removal devices, fans, ducts or other appurtenances have an accumulation of grease, such components shall be cleaned in accordance with ANSI/IKECA C10.

606.3.3.3 Records. Records for inspections shall state the individual and company performing the inspection, a description of the inspection and when the inspection took place. Records for cleanings shall state the individual and company performing the cleaning and when the cleaning took place. Such records shall be completed after each inspection or cleaning and maintained.

on Jul 18, 2025 11:14 AM (CDT) THEREUNDER.

BUILDING SERVICES AND SYSTEMS

606.3.3.3.1 Tags. When a commercial kitchen hood or duct system is inspected, a tag containing the service provider name, address, telephone number and date of service shall be provided in a conspicuous location. Prior tags shall be covered or removed.

606.3.4 Extinguishing system service. Automatic fire-extinguishing systems protecting commercial cooking systems shall be serviced as required in Section 904.14.5.

606.4 Appliance connection to building piping.

Gas-fired commercial cooking appliances installed on casters and appliances that are moved for cleaning and sanitation purposes shall be connected to the piping system with an appliance connector listed as complying with ANSI Z21.69/CSA 6.16. The commercial cooking appliance connector installation shall be configured in accordance with the manufacturer’s installation instructions. Movement of appliances with casters shall be limited by a restraining device installed in accordance with the connector and appliance manufacturer’s instructions.

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▸ Contents — 2025 California Fire Code (Title 24, Part 9)
2025 California Fire Code (Title 24, Part 9)
  1. Chapter 1 — ADMINISTRATION
  2. Chapter 2 — DEFINITIONS
  3. Chapter 3 — GENERAL REQUIREMENTS
  4. Chapter 4 — EMERGENCY PLANNING AND PREPAREDNESS
  5. Chapter 5 — FIRE SERVICE FEATURES
  6. ▸ Chapter 6 — BUILDING SERVICES AND SYSTEMS
    Overview
    1. Section 601 — GENERAL
    2. Section 602 — DEFINITIONS
    3. Section 603 — ELECTRICAL EQUIPMENT, WIRING AND HAZARDS
    4. Section 604 — ELEVATOR OPERATION, MAINTENANCE AND FIRE SERVICE…
    5. Section 605 — FUEL-FIRED APPLIANCES
    6. Section 606 — COMMERCIAL COOKING EQUIPMENT AND SYSTEMS
    7. Section 607 — COMMERCIAL COOKING OIL STORAGE
    8. Section 608 — MECHANICAL REFRIGERATION
    9. Section 609 — HYPERBARIC FACILITIES
    10. Section 610 — CLOTHES DRYER EXHAUST SYSTEMS
  7. Chapter 7 — FIRE AND SMOKE PROTECTION FEATURES
  8. Chapter 8 — INTERIOR FINISH, DECORATIVE MATERIALS AND FURNISHI…
  9. Chapter 9 — FIRE PROTECTION AND LIFE SAFETY SYSTEMS
  10. Chapter 10 — MEANS OF EGRESS
  11. Chapter 11 — CONSTRUCTION REQUIREMENTS FOR EXISTING BUILDINGS
  12. Chapter 12 — ENERGY SYSTEMS
  13. Chapter 20 — AVIATION FACILITIES
  14. Chapter 21 — DRY CLEANING
  15. Chapter 22 — COMBUSTIBLE DUST-PRODUCING OPERATIONS
  16. Chapter 23 — MOTOR FUEL-DISPENSING FACILITIES AND REPAIR GARAGES
  17. Chapter 24 — FLAMMABLE FINISHES
  18. Chapter 25 — FRUIT AND CROP RIPENING
  19. Chapter 26 — FUMIGATION AND INSECTICIDAL FOGGING
  20. Chapter 27 — SEMICONDUCTOR FABRICATION FACILITIES
  21. Chapter 28 — LUMBER YARDS AND AGRO-INDUSTRIAL, SOLID BIOMASS A…
  22. Chapter 29 — MANUFACTURE OF ORGANIC COATINGS
  23. Chapter 30 — INDUSTRIAL OVENS
  24. Chapter 31 — TENTS, TEMPORARY SPECIAL EVENT STRUCTURES AND OTH…
  25. Chapter 32 — HIGH-PILED COMBUSTIBLE STORAGE
  26. Chapter 33 — FIRE SAFETY DURING CONSTRUCTION AND DEMOLITION
  27. Chapter 34 — TIRE REBUILDING AND TIRE STORAGE
  28. Chapter 35 — WELDING AND OTHER HOT WORK
  29. Chapter 36 — MARINAS
  30. Chapter 37 — COMBUSTIBLE FIBERS
  31. Chapter 38 — RESERVED
  32. Chapter 39 — PROCESSING AND EXTRACTION FACILITIES
  33. Chapter 40 — STORAGE OF DISTILLED SPIRITS AND WINES
  34. Chapter 41 — TEMPORARY HEATING AND COOKING OPERATIONS
  35. Chapter 48 — MOTION PICTURE AND TELEVISION PRODUCTION STUDIO S…
  36. Chapter 49 — REQUIREMENTS FOR WILDLAND-URBAN INTERFACE FIRE AR…
  37. Chapter 50 — HAZARDOUS MATERIALS—GENERAL PROVISIONS
  38. Chapter 51 — AEROSOLS
  39. Chapter 52 — RESERVED
  40. Chapter 53 — COMPRESSED GASES
  41. Chapter 54 — CORROSIVE MATERIALS
  42. Chapter 55 — CRYOGENIC FLUIDS
  43. Chapter 56 — EXPLOSIVES AND FIREWORKS
  44. Chapter 57 — FLAMMABLE AND COMBUSTIBLE LIQUIDS
  45. Chapter 58 — FLAMMABLE GASES AND FLAMMABLE CRYOGENIC FLUIDS
  46. Chapter 59 — FLAMMABLE SOLIDS
  47. Chapter 60 — HIGHLY TOXIC AND TOXIC MATERIALS
  48. Chapter 61 — LIQUEFIED PETROLEUM GASES
  49. Chapter 62 — ORGANIC PEROXIDES
  50. Chapter 63 — OXIDIZERS, OXIDIZING GASES AND OXIDIZING CRYOGENI…
  51. Chapter 64 — PYROPHORIC MATERIALS
  52. Chapter 65 — PYROXYLIN (CELLULOSE NITRATE) PLASTICS
  53. Chapter 66 — UNSTABLE (REACTIVE) MATERIALS
  54. Chapter 67 — WATER-REACTIVE SOLIDS AND LIQUIDS
  55. Chapter 80 — REFERENCED STANDARDS
  56. Appendix Chapter 4 — SPECIAL DETAILED REQUIREMENTS BASED ON US…
  57. Appendix A — BOARD OF APPEALS
  58. Appendix B — FIRE-FLOW REQUIREMENTS FOR BUILDINGS
  59. Appendix BB — FIRE-FLOW REQUIREMENTS FOR BUILDINGS
  60. Appendix C — FIRE HYDRANT LOCATIONS AND DISTRIBUTION
  61. Appendix CC — FIRE HYDRANT LOCATIONS AND DISTRIBUTION
  62. Appendix D — FIRE APPARATUS ACCESS ROADS
  63. Appendix E — HAZARD CATEGORIES
  64. Appendix F — HAZARD RANKING
  65. Appendix G — CRYOGENIC FLUIDS—WEIGHT AND VOLUME EQUIVALENTS
  66. Appendix H — HAZARDOUS MATERIALS MANAGEMENT PLANS AND HAZARDOU…
  67. Appendix I — FIRE PROTECTION SYSTEMS—NONCOMPLIANT CONDITIONS
  68. Appendix J — BUILDING INFORMATION SIGN
  69. Appendix K — CONSTRUCTION REQUIREMENTS FOR EXISTING AMBULATORY…
  70. Appendix L — REQUIREMENTS FOR FIREFIGHTER AIR REPLENISHMENT SY…
  71. Appendix M — HIGH-RISE BUILDINGS—RETROACTIVE AUTOMATIC SPRINKL…
  72. Appendix N — INDOOR TRADE SHOWS AND EXHIBITIONS
  73. Appendix O — VALET TRASH AND RECYCLING COLLECTION IN GROUP R-2…
  74. Appendix P — TEMPORARY HAUNTED HOUSES, GHOST WALKS AND SIMILAR…
  75. Appendix Q — COMMUNITY WILDLAND-URBAN INTERFACE (WUI) FIRE HAZ…

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