What applies to my job?

Pick the state and the product you build, install, or inspect. The card below answers from each state’s own record.

State

Solar PV in Wyoming

Which codes apply? In Wyoming, solar PV systems fall under the 2026 NEC, local adoption of the IRC, the 2024 IBC (statewide minimum), and the 2024 IFC (statewide minimum).

Rooftop and ground-mounted photovoltaic arrays and their wiring. State record read Oct 20, 2026. Data as of Oct 26, 2026.

Codes that reach solar PV systems

The edition Wyoming enforces for each code that governs the product, and the part of the code that does.

NECNational Electrical Code

2026 NECPartial

Where it reaches the product. Article 690, solar photovoltaic systems, with 705 for the interconnection and 690.12 for rapid shutdown.

National Electrical Code (State Fire Marshal electrical safety) · W.S. 35-9-120(a)

The Wyoming NEC record
IRCInternational Residential Code

Local adoptionPartial

Where it reaches the product. Section R324, solar energy systems.

Wyo. Admin. Code 041.0002.1 (Codes and Standards)

The Wyoming IRC record
IBCInternational Building Code

2024 IBCPartial

in force since Jun 26, 2024 · Statewide minimum

Where it reaches the product. Rooftop structures and the structural load of the array.

International Building Code, 2024 Edition (Council Codes and Standards rule) · Wyo. Admin. Code 041.0002.1 (Codes and Standards); W.S. 35-9-106

The Wyoming IBC record
IFCInternational Fire Code

2024 IFCVerified

in force since Jun 26, 2024 · Statewide minimum

Where it reaches the product. Chapter 12, section 1205, solar photovoltaic power systems and roof access.

International Fire Code, 2024 Edition (Council Codes and Standards rule) · Wyo. Admin. Code 041.0002.1 (Codes and Standards); W.S. 35-9-106(a)

The Wyoming IFC record

Coming next

Nothing is on file ahead for these codes in Wyoming. The changes page lists every move the site tracks.

State or local

NECMunicipalities and counties granted local enforcement authority under W.S. 35-9-121 enforce electrical standards themselves; stricter local provisions prevail.
IRCWyoming leaves the IRC to cities and counties.
IBCWyoming sets the IBC as a statewide minimum, so a city or county may enforce a newer edition.
IBCThe state sets minimum fire and life-safety standards; cities and counties adopt and enforce their own building codes, and stricter local provisions prevail.
IFCWyoming sets the IFC as a statewide minimum, so a city or county may enforce a newer edition.
IFCMunicipalities and counties with local enforcement authority may enforce stricter local provisions, which prevail over the state code.

Cities and counties can amend a statewide code, so confirm the edition in force with the local official.

Go deeper

Wyoming laws that name solar PV systems

Statutes, rules, and commission orders are tracked state by state.

No Wyoming law or rule on the site names solar PV systems. The product page shows the states that have one.

For information only. Your local building or fire official decides which code applies. We check state records often but can miss a recent change, so confirm with your official before you design, permit, or install. Terms of use