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 Connecticut

Which codes apply? In Connecticut, plug-in solar falls under the 2020 NEC and the 2021 IRC.

A small array with its own inverter that plugs into an ordinary outlet. State record read Oct 19, 2026. Data as of Oct 26, 2026.

Codes that reach plug-in solar

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

  1. NECNational Electrical Code
    2020 NECVerified

    in force since Oct 1, 2022

    Where it reaches the product. Article 690 and 705 as written, which is why states write a statute to let the device plug in.

    2022 Connecticut State Building Code (electrical, 2020 NFPA 70) · Conn. Gen. Stat. 29-252 and 29-252b; 2022 Connecticut State Building Code (CSBC)

    The 2023 NEC is proposed.

    The Connecticut NEC record
  2. IRCInternational Residential Code
    2021 IRCVerified

    in force since Oct 1, 2022

    Where it reaches the product. Chapter 39, receptacles and branch circuits.

    2022 Connecticut State Building Code · Conn. Gen. Stat. 29-252 and 29-252b; 2022 CSBC

    The 2024 IRC is proposed.

    The Connecticut IRC record

Connecticut laws that name plug-in solar

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

Law or ruleKindStageDateWhat it does
HB 5340 (Public Act 26-127) omnibus solar billpv-magazine-usa.comStatuteLead onlyIn forceOct 1, 2026Omnibus solar act with provisions allowing residential use of portable plug-in solar panels. Source (opens in a new tab)

Every Connecticut 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