Oklahoma Plug-In Solar: Laws, Permits & Savings | PlugInSolarUS

Plug-In Solar in Oklahoma — Status: deferred

Bill: HB 4060 — Plug-In Solar Device Consumer Access Act

Sponsor: Rep. Trey Caldwell

Legislative Status: Passed House Utilities Committee 8-0 (March 4, 2026). Now in Senate committees. Bipartisan support.

Current Status: Passed House Committee 8-0 · In Senate (March 2026)

Last Updated: March 2026

Key Information

Average Electricity Rate12.3¢/kWh
Estimated Annual Savings$159/year
TOU Rate Spread3¢/kWh
Peak Sun Hours/Day5.2
Retail Choicenone

Key Provisions

Prohibits utilities from requiring interconnection agreements for certified plug-in solar devices. Allows self-installation without permits.

What You Can Do

If passed: self-install certified plug-in solar systems without OG&E or PSO approval.

What You Can't Do (Yet)

Law not yet enacted. Oklahoma utilities currently require interconnection agreements.

Available Rebates & Incentives

No state solar rebate or tax credit currently available in Oklahoma. Net metering available through OG&E and PSO for traditional grid-tied systems. The federal 30% ITC (Section 25D) expired December 31, 2025.

Incentive Program Links

Demographics (US Census 2023)

Population4,053,824
Total Households1,583,000
Owner-Occupied1,058,000
Renter-Occupied525,000
Single-Family Homes1,100,000
Apartment Units (5+)170,000
Median Household Income$66,000
Median Home Value$195,000

Solar Resource Data (NREL PVWatts)

Peak Sun Hours/Day5.48
Optimal Tilt Angle20°
Optimal AzimuthDue South (180°)
Est. Annual kWh (800W system)1244 kWh
Best Solar MonthsJune, August, July, April, May

Major Utilities

UtilityCustomersNet Metering
Public Service Company of Oklahoma (PSO)~550,000 residential customersYes
Oklahoma Gas & Electric (OG&E)~915,000 electric customersYes
Edmond Electric~40,000 residential customersYes
Oklahoma Electric Cooperative (OEC)~60,000 electric customersYes

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