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Building Safety in Fresno County, CA (2026)

7 county-level rules, plus city-specific rules for 2 cities in Fresno County, California.

Verified from official government sources

Note: These county rules apply to unincorporated areas of Fresno County. If you live within an incorporated city, that city's own rules apply: see the city list below.

Fire Sprinkler Requirements

Fresno County only requires fire sprinklers in an accessory dwelling unit if the primary residence on the same parcel already requires them, so a standard single-family home without sprinklers does not trigger a sprinkler mandate for its new ADU.

Fresno County ADU Fire Sprinkler Rule

Light Restrictions

Fresno County Zoning Ordinance § 834.4.030(B)(6)(c)

c. Fire Sprinklers. Fire sprinklers are required in an Accessory Dwelling Unit if they are required in the primary dwelling. d. Permanent Foundations. (1) All Accessory Dwelling Units shall be permanently attached to a permanent foundation when installed or constructed in a residential zone district. (2)...

Childcare Center Rules

Fresno County Zoning Ordinance Section 834.4.100 sets locational rules for child day care centers and large family day care homes on top of state licensing law. Centers must access a collector or arterial street and separate play areas from residential yards with a six-foot solid masonry wall.

Fresno County Child Day Care Facility Standards

Significant Restrictions

Fresno County Zoning Ordinance § 834.4.100

834.4.100 - Child Day Care Facility Standards A. Purpose. This Section provides locational and operational standards for the provision of child day care facilities, in compliance with State law. ...h. Is located at least 800 feet from any other large child day care home or child day care center... a. Access shall be only from a collector or arterial street, or a local street if the street is de...

Green Building Code

Fresno County adopts the 2022 California Green Building Standards Code by reference for every new building permit issued in the unincorporated area. County Code Chapter 15.22 layers on a local landscaping rule: the state Model Water Efficient Landscape Ordinance under Title 23 of the California Code of Regulations governs irrigation and plant choices on top of the base CALGreen standards administered by the Building Official.

Fresno County Green Building Code Rules

Some Restrictions

Fresno County Code §§ 15.22.010, 15.22.020

15.22.010 - California Green Building Standards Code adopted. The 2022 California Green Building Standards Code is adopted by reference. (Ord. No. 23-001, § 1(Exh. 2), 2-28-2023; Ord. No. 19-025, § 1(Exh. B), 12-10-2019; Ord. No. 13-024, § 1(Exh. B), 11-12-2013; Ord. No. 11-005, § 1, 5-24-2011) 15.22.020 - Exceptions and additional provisions. A.California Code of Regulations Title 23 -...

Building Permits

Fresno County adopts the 2022 California Building and Residential Codes' permit requirements under Code Section 15.04.080, letting builders combine building, mechanical, electrical and plumbing permits onto one form for a 5% fee discount. Permits expire if work doesn't start within 12 months or stalls 6 months after the last inspection.

Fresno County Building Permit Requirements

Some Restrictions

Fresno County Code § 15.04.080(A)

2022 California Building Code Section 105, and the 2022 California Residential Code, Section R105 Permits shall be amended as follows: A.Consolidated Permits. In lieu of applying for separate Building, Mechanical, Electrical and Plumbing Permits, any combination of Building, Mechanical, Electrical or Plumbing Permits may be consolidated onto one (1) permit form for each building or structure. W...

Electrical Permits

Fresno County adopts the 2022 California Electrical Code as its wiring standard under Code Section 15.16.010, and layers on local permit triggers, including a required inspection permit before reconnecting long-disconnected service. New electrical service is also capped to whatever load or use the property's zoning actually allows.

Fresno County Electrical Permit Rules

Some Restrictions

Fresno County Code § 15.16.020(D)(2)

2.For all existing residential buildings and agricultural service poles where service has been disconnected for one (1) year or more, the service may not be reconnected without inspection and approval from the Building Official. A permit is required for the inspection.E.Article 230.2, Number of Services, is amended by adding Special Condition No. 7 to read as follows: Special Condition No. 7: ...

Plumbing Permits

Fresno County adopts the 2022 California Plumbing Code and IAPMO installation standards as its plumbing standard under Code Section 15.20.010, then layers on local permit triggers, such as a required pressure-test permit before restoring long-disconnected gas service to a commercial building.

Fresno County Plumbing Permit & Code Rules

Some Restrictions

Fresno County Code § 15.20.020(C)(1)

1.For all existing commercial and industrial establishments and places of assembly, when the service has been discontinued for one hundred-eighty (180) days or more, the gas meter may be turned on only after the piping has been pressure tested and when the test and gas appliances have been approved by the Building Official. A permit is required for this test.2.For all existing residential build...

Building Inspections

Before a new building in Fresno County gets its final approval, the Building Official can issue an interim Safe-to-Occupy or Safe-to-Stock clearance under Code Section 15.04.090 once inspections confirm the structure is substantially complete and safe, backed by a cash deposit to guarantee the remaining work gets finished.

Fresno County Building Inspection Clearance Rules

Some Restrictions

Fresno County Code § 15.04.090(A)

A.A Safe-to-Occupy/Safe-to-Stock Clearance may be issued by the Building Official before final approval of a new structure upon determination by the Building Official that the structure is substantially complete and safe for human occupancy. As a condition of issuing such clearance, the owner/permittee shall enter into an agreement with the County to complete all mandatory work within six (6) m...

Building Safety by City in Fresno County

2 cities in Fresno County have their own building safety rules. Each link goes to that city's dedicated page with code citations.

All Fresno County ordinances

See every category we cover for Fresno County: parking, noise, fences, fires, animals, pools, and more.

Fresno County Ordinance Hub →