California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 4 - Construction Safety Orders
Article 36 - Fire Protection and Prevention
Section 1930 - Flammable and Combustible Liquids

Universal Citation: 8 CA Code of Regs 1930

Current through Register 2024 Notice Reg. No. 38, September 20, 2024

(a) General.

(1) Only approved containers and portable tanks shall be used for storage and handling of flammable liquids and liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids). Approved safety cans or Department of Transportation approved containers shall be used for the handling and use of flammable liquids and liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids) in quantities of 5 gallons or less.

For quantities of one gallon or less, the original container may be used, for storage, use and handling of flammable liquids and liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids).

(2) Containers and portable tanks for flammable liquids and liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids) shall conform to Table A.

Table A Maximum Allowable Size of Containers and Portable Tanks
Container TypeCategory 1Category 2Category 3 Category 4Other1
Glass or approved plastic1 pt.1 qt.1 gal.1 gal.5 gal.
Metal (Other than DOT Drums)1 gal. 5 gal. 5 gal. 5 gal. 5 gal.
Safety cans2 gal. 5 gal. 5 gal. 5 gal. 5 gal.
Metal Drum (DOT Spec)60 gal. 60 gal. 60 gal. 60 gal. 60 gal.
Approved Portable Tanks660 gal. 660 gal. 660 gal. 660 gal. 660 gal.
SI Units: 1 pt. = 0.43 L; 1 qt. = 0.95 L; 1 gal. = 3.785 L

NOTE 1: "Other": Liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids)

(3) Portable tanks shall have emergency venting and other devices as required by the Flammable and Combustible Liquids Code (NFPA 30-2012).

(4) Flammable liquids or liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids) shall not be stored so as to limit use of exits, stairways or areas normally used for the safe egress of people.
(A) Storage in excess of 25 gallons of flammable liquids or 60 gallons of liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids) shall be within cabinets constructed to the requirements of NFPA 30.

(B) Not more than 25 gallons of flammable liquids shall be stored in a room outside of an approved storage cabinet.

(5) Not more than 120 gallons of Category 1, 2, 3 and 4 flammable liquids may be stored in a storage cabinet. Of this total, not more than 60 gallons may be of Category 1, 2 and 3 flammable liquid. Not more than three such cabinets may be located in a single fire area, except that in an industrial occupancy additional cabinets may be located in the same fire area if the additional cabinet, or group of not more than three cabinets, is separated from any other cabinets or group of cabinets by at least 100 feet.

(b) Flammable liquids and liquids with a flashpoint greater than 199.4 °F (93 °C) (formerly designated Class IIIB Combustible liquids) in excess of that permitted in inside storage rooms shall be stored outside of buildings in accordance with Section 1932.

1. Amendment filed 10-9-86; effective thirtieth day thereafter (Register 86, No. 43).
2. Amendment filed 5-5-2014; operative 5-6-2014 pursuant to Government Code section 11343.4(b)(3) (Register 2014, No. 19).

Note: Authority cited: Section 142.3, Labor Code. Reference: Section 142.3, Labor Code.

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