San Leandro City Council
November 17, 2025

2025 Building Code
Adoption
1 City Council
Building and Safety Division, Community Development Department November 17, 2025
11/17/25
2 Building Code Adoption Cycle
 California adopts new state building standards,
including the California Building Code, on a triennial
(every three years) cycle.
 Process starts with updates/changes submitted by
state agencies, industry groups, and the public,
followed by public review and hearings conducted by
the California Building Standards Commission (CBSC).
 Adopted codes are then published, typically
becoming mandatory statewide starting January 1 of
the next code cycle year
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3  Building Standards Code (“Codes”) are laws governing construction of buildings and structures
 Cities and counties may adopt local amendments to
strengthen Codes based on local climatic, geological,
and topographical conditions
 Codified in San Leandro Municipal Code as Chapter 7-5  These steps ensure that the latest best practices in safety, sustainability, and technology are built into every code adoption cycle
11/17/25
4 Proposed Ordinance
 Updates Municipal Code Chapter 7-5 to adopt:
 2025 editions of Building Standards Code:
 California Building Code - CCR Title 24 Part 2
 California Residential Code - CCR Title 24 Part 3
 California Electrical Code - CCR Title 24 Part 4
 California Mechanical Code - CCR Title 24 Part 5
 California Plumbing Code - CCR Title 24 Part 6
 California Energy Code - CCR Title 24 Part 7
 California Fire Code - CCR Title 24 Part 9
 California Existing Building Code - CCR Title 24 Part 10  California Green Building Standards Code - CCR Title 24 Part 11  2018 International Property Maintenance Code
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5 Local Amendments – Building and Safety
 Local amendments used to strengthen statewide Codes
 Ordinance maintainslocal amendmentsforstructural
design requirements, seismic resistance, and
foundations – similar throughout Bay Area
 Examples of past local amendments include:
 Lowering square footage trigger for fire sprinkler
requirements, particularly in Assembly occupancies
(Group A) (2022)
 Lowering project valuation trigger for earthquake gas shut-off valves from $10,000 to $5,000 (2022)
11/17/25
6 Recommendation
Staff recommends that the City Council consider and introduce, for first reading, an ordinance to:
 Amend Municipal Code Chapter 7-5 by repealing and replacing the 2022 editions and adopt the 2025 editions of the California Building Code, Residential Code, Electrical Code, Mechanical Code, Plumbing Code, Energy Code, Fire Code, Existing Building Code, and Green Building Standards Code: and
 Adopt by reference the 2018 International Property Maintenance Code  Adopt a resolution finding and determining the need for amendments to provisions in the State-mandated California Building Standards Code to be adopted by reference in the San Leandro Municipal Code. 11/17/25