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.

Residential energy storage systems in Indiana

Which codes apply? In Indiana, residential energy storage systems fall under the 2017 NEC, the 2018 IRC, the 2012 IFC, and a fire code that predates NFPA 855.

Wall or floor units at a one- or two-family home, about 5 to 20 kWh each, up to 80 kWh in a garage or outdoors. State record read Oct 26, 2026. Data as of Oct 26, 2026.

Codes that reach residential energy storage systems

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

  1. NECNational Electrical Code
    2017 NECLead only

    in force since Dec 26, 2019 · The edition for one- and two-family dwellings, the NEC year derived from the IRC base

    Where it reaches the product. Article 706, energy storage systems, with 705 for the interconnection and 710 for stand-alone operation.

    2020 Indiana Residential Code, electrical chapters 34 to 43 · 675 IAC 14-4.4-191 (E3401); 675 IAC 17

    The 2023 NEC is adopted, not yet in force.

    The Indiana NEC record
  2. IRCInternational Residential Code
    2018 IRCVerified

    in force since Dec 26, 2019

    Where it reaches the product. Section R328, stationary storage battery systems in dwellings.

    2020 Indiana Residential Code · 675 IAC 14-4.4

    The Indiana IRC record
  3. IFCInternational Fire Code
    2012 IFCVerified

    in force since Dec 1, 2014

    Where it reaches the product. Chapter 12, energy systems, section 1207, which also points to NFPA 855.

    2014 Indiana Fire Code · 675 IAC 22-2.5

    The 2024 IFC is proposed.

    The Indiana IFC record
  4. NFPA 855NFPA 855, Standard for the Installation of Stationary Energy Storage Systems
    Not referencedPartial

    Fire code predates NFPA 855

    Where it reaches the product. Chapter 15, one- and two-family dwellings and townhouses.

    2014 Indiana Fire Code (675 IAC 22-2.5) · 675 IAC 22-2.5

    The Indiana NFPA 855 record

Indiana laws that name residential energy storage systems

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

No Indiana law or rule on the site names residential energy storage 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