Balcony Solar in Oklahoma
Oklahoma's HB 4060 passed the full House 88-4 and moved to the Senate. Unusually, it requires no UL/NRTL certification at all — only 'integrated anti-islanding or equivalent safety functionality' and compliance with nationally recognized electrical safety standards.
Reviewed August 6, 2026 against primary sources. Laws change — the sources below let you re-check.
Would Oklahoma's bill require UL 3700?
No — the bill does not name UL 3700.
shall comply with nationally recognized electrical safety standards, including anti-islanding protection.
The weakest certification language of any bill — no UL, no NRTL listing, no NEC by name. Safety rests on an anti-islanding requirement.
Why this matters: “certified by UL” names an organization; “certified to UL 3700” names a plug-in-PV standard. They are not the same claim. Full explainer →
What the law does
- Not considered an interconnection; not subject to net metering statutes, tariffs, or programs.
- No interconnection agreement, application, inspection, approval, or utility fees.
What's still unsettled
- Passed the House 88-4 (March 2026); in Senate Energy Committee. Not yet law.
Before you buy in Oklahoma
This bill is not law yet — until it passes and takes effect, Oklahoma's existing utility and electrical rules apply. Even once it passes, the gear has to actually be certified to what the law asks, and today no plug-in kit sold in the US carries UL 3700 yet. What "UL 3700 certified" really means →