Plug-in solar in Colorado
Which codes apply? In Colorado, plug-in solar falls under the 2026 NEC (statewide minimum) and the 2024 IRC (state buildings only).
Codes that reach plug-in solar
The edition Colorado enforces for each code that governs the product, and the part of the code that does.
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NECNational Electrical CodeThe Colorado NEC record2026 NECVerified
in force since Jul 15, 2026 · Statewide minimum
Where it reaches the product. Article 690 and 705 as written, which is why states write a statute to let the device plug in.
State Electrical Board Rules, Rule 1.5 (2026 National Electrical Code) · 3 CCR 710-1, Rule 1.5; C.R.S. 12-115-107(2)(a)
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IRCInternational Residential CodeThe Colorado IRC record2024 IRCPartial
State buildings only
Where it reaches the product. Chapter 39, receptacles and branch circuits.
Office of the State Architect, Building Code Compliance Policy Exhibit A (Rev. 10/2026)
Colorado laws that name plug-in solar
On the site: one law or rule, newest first.
| Law or rule | Kind | Stage | Date | What it does |
|---|---|---|---|---|
| HB26-1007 portable-scale solar and meter collar adapters | Statute | PartialIn force | Aug 12, 2026 | Bars utilities from requiring approval for portable-scale solar devices, voids unreasonable restrictions, and orders PUC rule changes by Dec 31, 2026 allowing meter collar adapters. Source (opens in a new tab) |
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