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.

Plug-in solar in Missouri

Which codes apply? In Missouri, plug-in solar falls under local adoption of the NEC and local adoption of the IRC.

A small array with its own inverter that plugs into an ordinary outlet. State record read Oct 24, 2026. Data as of Oct 26, 2026.

Codes that reach plug-in solar

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 and 705 as written, which is why states write a statute to let the device plug in.

    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. Chapter 39, receptacles and branch circuits.

    RSMo 67.280

    The Missouri IRC record

Missouri laws that name plug-in solar

On the site: one law or rule, newest first.

Law or ruleKindStageDateWhat it does
HB 2528 / HB 2444 plug-in solarhouse.mo.govBillVerifiedDid not passMay 15, 2026Plug-in solar bills; did not pass: the 2026 session ended May 15, 2026. Source (opens in a new tab)

Every Missouri law on plug-in solar, with filters

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