Building Safety in Bonneville County, ID (2026)

3 rules for unincorporated Bonneville County, Idaho.

Verified from official government sources

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

Building Permits

Any construction valued at $100 or more in unincorporated Bonneville County needs a permit from the Zoning Administrator before work starts, backed by a site plat, and the county has adopted the 2018 International Building, Residential, and Fire Codes as its official building codes.

When Bonneville County Requires a Building Permit

Some Restrictions

Bonneville County Code of Ordinances § 156.086

Any person, firm or corporation desiring to construct a building in the unincorporated territory of the county, which will have a value when completed of $100 or more, shall first apply for a permit therefor to the Zoning Administrator. All applications for building permits shall be accompanied by a plat showing the size and location of the existing buildings and buildings to be erected. The pl...

Full ordinance details →Official source ↗

Electrical Permits

Bonneville County enforces the 2023 National Electric Code as its official electrical standard under § 150.01(A)(9). Any wiring or electrical work tied to construction of a building or structure worth $100 or more in the unincorporated county needs a written permit from the Zoning Administrator.

Bonneville County's Adopted Electrical Code

Some Restrictions

Bonneville County Code of Ordinances § 150.01(A)(9)

(A) The approved editions of the following nationally recognized codes, as adopted by the state or the State Building Code Board, are adopted as the Official Building Codes of the county: ... (9) 2023 Edition National Electric Code;

Full ordinance details →Official source ↗

Plumbing Permits

Bonneville County enforces the 2017 Idaho State Plumbing Code as its official plumbing standard under § 150.01(A)(10). Plumbing work tied to construction of a building or structure worth $100 or more in the unincorporated county needs a written permit from the Zoning Administrator.

Bonneville County's Adopted Plumbing Code

Some Restrictions

Bonneville County Code of Ordinances § 150.01(A)(10)

(A) The approved editions of the following nationally recognized codes, as adopted by the state or the State Building Code Board, are adopted as the Official Building Codes of the county: ... (10) 2017 Edition Idaho State Plumbing Code.

Full ordinance details →Official source ↗

All Bonneville County ordinances

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