Building Safety in Chino Hills, CA (2026)
7 verified building safety rules for Chino Hills, California, sourced directly from the municipal code and official government pages.
Verified from official government sources
Fire Sprinkler Requirements
Chino Hills requires automatic fire sprinklers in any new building 5,000 square feet or larger under Fire Code § 903.2, as locally amended by Municipal Code § 8.16.040, regardless of occupancy type or fire-wall separation. One- and two-family dwellings are excepted from the separate addition-triggered retrofit rule; their own sprinkler mandate instead flows from the California Residential Code adopted at § 15.04.030.
Chino Hills Automatic Fire Sprinkler Rule
Some RestrictionsChino Hills Municipal Code § 8.16.040 (amending Fire Code § 903.2)
903.2 Where required. Approved automatic sprinkler systems in new buildings and structures shall be provided in the locations described in Sections 903.2.1 through 903.2.12 and Sections 903.2.14 through 903.2.21. In addition to the requirements of the aforementioned sections, automatic fire sprinklers are required for the construction of any new building(s) and structure(s) 5,000 square feet (4...
Anti-Mansionization
Chino Hills has no maximum floor-area ratio for residential lots, but any addition or new home equal to 50 percent or more of existing floor area triggers mandatory design review under CHMC 16.10.050(A)(2)(a). Second-story additions specifically must break up wall planes and provide street-facing visual relief under 16.06.130(B) to keep bulk in check.
Chino Hills Second-Story Addition Design Rules
Some RestrictionsChino Hills Municipal Code §§ 16.06.130(B), 16.10.050(A)(2)(a)
F. Maximum Floor Area Ratio (FAR) No maximum floor-to-area ratio; FAR will be subject to meeting parking and landscaping standards. [16.10.030] ... B. Any new single family dwelling or addition to an existing single family dwelling that creates or modifies a second story element, shall be designed to complement and enhance the subject and surrounding properties and to have appropriate treatment...
Green Building Code
Chino Hills applies the 2025 California Green Building Standards Code to every building permit in the city under Municipal Code § 15.04.080, adopted with no local amendments, to cut energy, water and material waste and lower greenhouse gas emissions from new construction and remodels.
Chino Hills Adopts 2025 Green Building Code
Some RestrictionsChino Hills Municipal Code § 15.04.080
The California Green Building Standards Code, 2025 Edition, shall be and become the Green Code of the City of Chino Hills. The purpose of this code is to promote the health, safety, and general welfare of residents, workers, and visitors by minimizing waste of energy, water, and other resources in the construction and operation of buildings in the City and by providing a healthy indoor environm...
Building Permits
Chino Hills enforces building permits through its 2025 California Building Code amendments at Municipal Code § 15.04.020. Owning, using, occupying, or maintaining any structure that was built, enlarged, altered, moved, or demolished without a permit is unlawful as an 'Unpermitted Structure,' and no permit can issue on vacant land until the parcel has an entitled use or a temporary or special use permit.
Chino Hills Building Permit Requirement Rules
Some RestrictionsChino Hills Municipal Code § 15.04.020 (amending 2025 CBC §§ 105.1.3-105.1.4)
105.1.3 Unpermitted Structures. No person shall own, use, occupy or maintain any 'Unpermitted Structure.' For the purposes of this Code, 'Unpermitted Structure' shall be defined as any structure, or portion thereof, that was erected, constructed, enlarged, altered, repaired, moved, improved, removed, connected, converted, demolished, or equipped, at any point in time, without the required permi...
Electrical Permits
Chino Hills enforces the 2025 California Electrical Code for all wiring, fixtures and electrical appliance work inside city limits, adopted without local amendments under Municipal Code § 15.04.070. Any wiring installation, alteration or repair needs a permit reviewed against this code before the work can begin.
Chino Hills Electrical Permits: 2025 CEC
Some RestrictionsChino Hills Municipal Code § 15.04.070
The California Electrical Code, 2025 Edition, shall be and become the Electrical Code of the City of Chino Hills, regulating all installation, arrangement, alteration, repair, use and other operation of electrical wiring, connections, fixtures, and other electrical appliances on premises within the City. The California Electrical Code is on file for public examination in the Office of the City ...
Plumbing Permits
Chino Hills regulates plumbing work under the 2025 California Plumbing Code, adopted at Municipal Code § 15.04.050, covering erection, installation, alteration, repair, relocation, and replacement of plumbing systems citywide. The Authority Having Jurisdiction issues a permit once the application, plans, and fees under Section 104.5 check out, and no permit for a private sewage disposal system can issue until the Santa Ana Regional Water Quality Control Board deems the proposed system approvable.
Chino Hills Plumbing Code and Permits
Some RestrictionsChino Hills Municipal Code § 15.04.050
The California Plumbing Code, 2025 Edition, shall be and become the Plumbing Code of the City of Chino Hills, regulating erection, installation, alteration, repair, relocation, replacement, maintenance or use of plumbing systems within the City. 104.4 Permit Issuance. The application, construction documents, and other data filed by an applicant for a permit shall be reviewed by the Authority Ha...
Building Inspections
Chino Hills gives its Building Official concurrent inspection authority over fire and building code compliance, working alongside the Chino Valley Independent Fire District, which is designated the lead agency for enforcing the adopted Fire Code.
Chino Hills Fire & Building Inspections
Some RestrictionsChino Hills Municipal Code § 8.16.040 (Fire Code § 109.1.2)
109.1.2 Authority to inspect. The code official(s) designated below shall inspect, as often as necessary, buildings and premises, including such other hazards or appliances designated by the code official for the purpose of ascertaining and causing to be corrected any conditions that could reasonably be expected to cause fire or contribute to its spread, or any violation of the purpose of this ...
Looking for San Bernardino County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Chino Hills city rules.
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