Exhibit 2: 2025 California Wildland-Urban Interface Code – Expressly Marked Amendment Matrix – City of Chula Vista Municipal Code 15.38
1 Following is a summary of modifications or changes (local amendments) to the 2025 edition of the California Wildland-Urban Interface Code (CWUIC), which are further included in the City of Chula Vista Municipal Code (CVMC), Chapter 15.38. The local amendments are organized sequentially by code section. California Health and Safety Code 17958, and subsections, provides the authority for making local amendments. Local amendments herein identify the California Code of Regulations, Title 24 (Part 7), sections being amended and distinguishes the amendment and/or added text from the text of Title 24 not being amended—expressly marked. The local amendments contained throughout the adopting Wildland-Urban Interface Code Ordinance, CVMC 15.38, are more restrictive building standards and standards than those provided in Title 24. The City of Chula has made express findings that local amendments to the building standards in Title 24 are reasonably necessary due to local climatic, geological, and/or topographical conditions.
Amendment Description Key:
Black text: 2025 CWUIC
Blue / underlined text: City of Chula Vista amendment - CWUIC addition Blue / strikethrough text: City of Chula Vista amendment - CWUIC deletion Black text without a respective code section: Informational
Chula Vista Municipal Code Chapter 15.38 - Wildland-Urban Interface Code: The following local amendments are proposed to implement the technical standards in the 2025 edition of the California Wildland-Urban Interface Code.ab
CVMC 15.38.010 California Wildland-Urban Interface Code Chapter 1 - Administration - Adopted
CVMC 15.38.015 California Wildland-Urban Interface Code Chapter 2 - Definitions – Adopted and Amended
HOME HARDENING. A method of utilizing construction features, building materials, and maintenance practices intended to increase a building and structure’s resistance to ignition from fire exposure, including direct flame contact, radiant heat, and embers.
MODERATE FIRE HAZARD SEVERITY ZONE. Means the Moderate zone or area(s) identified on the map titled “City of Chula Vista (San Diego County), Local Responsibility Area Fire Hazard Severity Zones,” dated March 24, 2025. The City of Chula Vista adopted and established the Moderate Fire Hazard Severity Zone to meet the requirements of Government Code sections 51175 through 51188 and for the limited purpose of applying Home Hardening required within Chapter 5 of the 2025 California Wildland-Urban interface Code, together with brush management requirements adopted by the City. For the purpose of this definition, the Exhibit 2: 2025 California Wildland-Urban Interface Code – Expressly Marked Amendment Matrix – City of Chula Vista Municipal Code 15.38
2 Moderate Fire Hazard Severity Zone is not a Wildland-Urban Interface Area(s) as defined by Section 202. See also Ordinance No. 3598.
SPECIAL DESIGNATED VEGETATION MANAGEMENT AREA. Means the area(s) identified on the map titled “City of Chula Vista Special Designated Vegetation Management Area,” dated March 26, 2025. The Special Designated Vegetation Management Area (SDVMA) is establish by the City for the limited purpose of applying Home Hardening required within Chapter 5 of the 2025 California Wildland-Urban interface Code, together with brush management requirements adopted by the City. For the purpose of this definition, the SDVMA is not a Wildland-Urban Interface Area(s) as defined by Section 202. See also Ordinance No. 3598.
CVMC 15.38.020 California Wildland-Urban Interface Code Chapter 3 - Wildland-Urban Interface Areas - Adopted
CVMC 15.38.025 California Wildland-Urban Interface Code Chapter 4 - Wildland-Urban Interface Area Requirements - Adopted
CVMC 15.38.030 California Wildland-Urban Interface Code Chapter 5 - Special Building Construction Regulations - Adopted and Amended
CFC 501.1 Scope. Buildings and structures in a wildland-urban interface area shall be constructed in accordance with the California Building Code and this code.
Buildings and structures in the City adopted and designated Moderate Fire Hazard Severity Zone and Special Designated Vegetation Management Area shall be constructed in accordance with Chapter 5 of the California Wildland-Urban Interface Code.
CVMC 15.38.035 California Wildland-Urban Interface Code Chapter 6 - Fire Protection Requirements - Adopted
CVMC 15.38.040 California Wildland-Urban Interface Code Chapter 7 - Referenced Standards - Adopted
CVMC 15.38.045 California Wildland-Urban Interface Code - Appendices - Adopted in part
Appendix F - Characteristics of Fire-Smart Vegetation - Adopted
Appendix G - Voluntary Home-Hardening Recommendations - Adopted Exhibit 2: 2025 California Wildland-Urban Interface Code – Expressly Marked Amendment Matrix – City of Chula Vista Municipal Code 15.38
3 Appendices not listed herein are not adopted as part of this Ordinance.
aSee City of Chula Vista 2025 California Wildland-Urban Interface Code Adopting Ordinance’s Express Findings and Declarations (Section III) for details on Climatic, Geological, and Topographical conditions bAll CWUIC Chapters adopted with amendments or without amendments that may include additional code sections or subsections beyond the State’s adoption are necessary due to local Climatic, Geological, and/or Topographical conditions