California Code of Regulations
Title 8 - Industrial Relations
Division 1 - Department of Industrial Relations
Chapter 4 - Division of Industrial Safety
Subchapter 7 - General Industry Safety Orders
Group 20 - Flammable Liquids, Gases and Vapors
Article 145 - Tank Storage
Section 5605 - Protection of Tanks in Areas Subject to Flooding

Where an underground or above ground storage tank installed on or after October 1, 2014, is located in an area that may be subjected to flooding as defined by the Federal Emergency Management Agency (FEMA), installation shall conform to NFPA 30: Flammable and Combustible Liquids Code, 2012 Edition (NFPA 30-2012), Chapter 21, Section 21.7.3, Chapter 22, Sections 22.5.2.5 and 22.14, Chapter 23, Section 23.14, and Annex A.23.14.1, which are hereby incorporated by reference. Such tanks in areas subject to flooding as defined by FEMA, installed prior to October 1, 2014, shall conform to either the foregoing provisions of NFPA 30-2012 or to NFPA 30: Flammable and Combustible Liquids Code, 1973 Edition (NFPA 30-1973), Appendix B, which is hereby incorporated by reference.

NOTE: FEMA flood maps and flood zone definitions are found at https://msc.fema.gov.

1. Amendment of section heading and section and new NOTE filed 6-2-2014; operative 10-1-2014 (Register 2014, No. 23).

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