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 Missouri

Which codes apply? In Missouri, solar PV systems fall under local adoption of the NEC, local adoption of the IRC, local adoption of the IBC, and local adoption of the IFC.

Rooftop and ground-mounted photovoltaic arrays and their wiring. State record read Oct 24, 2026. Data as of Oct 26, 2026.

Codes that reach solar PV systems

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

  1. NECNational Electrical Code
    Local adoptionPartial

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

    RSMo 67.280 (local incorporation of technical codes by reference)

    The Missouri NEC record
  2. IRCInternational Residential Code
    Local adoptionPartial

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

    RSMo 67.280

    The Missouri IRC record
  3. IBCInternational Building Code
    Local adoptionPartial

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

    RSMo 67.280; 20 CSR 2030-2.040

    The Missouri IBC record
  4. IFCInternational Fire Code
    Local adoptionPartial

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

    RSMo 67.280

    The Missouri IFC record

Missouri laws that name solar PV systems

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

No Missouri 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