Codes of Record

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.

Solar PV in Idaho

Which codes apply? In Idaho, solar PV systems fall under the 2023 NEC, the 2018 IRC, the 2018 IBC, and the 2018 IFC.

Rooftop and ground-mounted photovoltaic arrays and their wiring. State record read Oct 25, 2026. Data as of Oct 26, 2026.

Codes that reach solar PV systems

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

  1. NECNational Electrical Code
    2023 NECVerified

    in force since Apr 19, 2024

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

    National Electrical Code, 2023 Edition, with Idaho amendments · IDAPA 24.39.10.600.01; Idaho Code Title 54, Chapter 10

    The Idaho NEC record
  2. IRCInternational Residential Code
    2018 IRCVerified

    in force since Jan 1, 2021

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

    Idaho Residential Code (2020 Edition) · IDAPA 24.39.30.600.03; Idaho Code 39-4109(1)(b)

    The 2024 IRC is in development for July 1, 2028.

    The Idaho IRC record
  3. IBCInternational Building Code
    2018 IBCVerified

    in force since Jan 1, 2021

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

    International Building Code, 2018 Edition, with Idaho amendments · IDAPA 24.39.30.600.01; Idaho Code 39-4109

    The 2024 IBC is in development for July 1, 2028.

    The Idaho IBC record
  4. IFCInternational Fire Code
    2018 IFCPartial

    in force since Jan 1, 2021

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

    International Fire Code, 2018 Edition (State Fire Marshal) · IDAPA 18.08.01; Idaho Code 41-253

    The 2024 IFC is in development.

    The Idaho IFC record

Idaho laws that name solar PV systems

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

No Idaho 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