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.

Interconnection devices in Connecticut

Which codes apply? In Connecticut, interconnection devices fall under the 2020 NEC and the 2021 IRC.

Backup switches, gateways, meter adapters, and the device that islands a home. State record read Oct 19, 2026. Data as of Oct 26, 2026.

Codes that reach interconnection devices

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 705 for the point of connection, 230 for the service, and 702 for optional standby systems.

    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 37 and the electrical provisions that mirror the NEC.

    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 interconnection devices

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

No Connecticut law or rule on the site names interconnection devices. 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