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 Arizona

Which codes apply? In Arizona, interconnection devices fall under local adoption of the NEC and local adoption of the IRC.

Backup switches, gateways, meter adapters, and the device that islands a home. State record read Oct 18, 2026. Data as of Oct 26, 2026.

Codes that reach interconnection devices

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

  1. NECNational Electrical Code
    Local adoptionVerified

    Where it reaches the product. Article 705 for the point of connection, 230 for the service, and 702 for optional standby systems.

    A.R.S. 9-802 (municipal adoption by reference); A.R.S. 11-861 (county adoption by reference); A.R.S. 34-461 (public buildings)

    The Arizona NEC record
  2. IRCInternational Residential Code
    Local adoptionVerified

    Where it reaches the product. Chapter 37 and the electrical provisions that mirror the NEC.

    A.R.S. 9-802 (municipal adoption by reference); A.R.S. 11-861 (county adoption by reference); A.R.S. 34-461 (public buildings)

    The Arizona IRC record

Arizona laws that name interconnection devices

On the site: two laws, rules, orders, and bills, newest first.

Law or ruleKindStageDateWhat it does
Salt River Project requirementsResidential Distributed Energy Resource Program RequirementsProgram rulePartialIn force–Requires battery systems in Salt River Project's residential program to be Listed to UL 9540, with inverters that meet UL 1741 and IEEE 1547. Customers must take a customer generation price plan and sign an interconnection agreement. Source (opens in a new tab)
Tucson Electric Power interconnectionResidential interconnectionProgram rulePartialIn force–Requires utility approval before construction and permission to operate before a home solar or storage system is energized. Source (opens in a new tab)

Every Arizona law on interconnection devices, 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