Collin County, TX Solar Energy: Panel Permits (2026)
Key Facts
- Permit
- $200-400 combined
- Code
- NEC 2020 rapid shutdown
- Utility
- Oncor or CoServ
- Buyback
- Retail provider optional
- Cycle
- 2-4 weeks
Summary
Solar panel installs in Collin County require an electrical/building permit ($200-400) and interconnection agreement with Oncor or CoServ. TX Property Code §202.010 limits HOA restrictions on solar devices.
Sec. 202.010. REGULATION OF SOLAR ENERGY DEVICES. (a) In this section:(1) "Development period" means a period stated in a declaration during which a declarant reserves:(A) a right to facilitate the development, construction, and marketing of the subdivision; and(B) a right to direct the size, shape, and composition of the subdivision.(1-a) "Residential unit" means a structure or part of a structure intended for use as a single residence and that is:(A) a single-family house; or(B) a separate living unit in a duplex, a triplex, or a quadplex.(2) "Solar energy device" has the meaning assigned by Section 171.107, Tax Code. The term includes a solar roof tile.(b) Except as otherwise provided by Subsection (d), a property owners' ass
Full Breakdown
Rooftop solar in Collin County cities is permitted as a combined electrical/building permit: Plano $275, Frisco $325, McKinney $250. The structural review confirms roof capacity; electrical review verifies NEC 2020 compliance and rapid shutdown (NEC 690.12). Oncor and CoServ handle interconnection for the distribution side; solar customers apply for Distributed Generation interconnection with bi-directional metering. Texas does not have a statewide net metering mandate but Green Mountain, Rhythm, and Chariot offer buyback plans. Typical 8 kW residential system permit cycle is 2-4 weeks.
Violations & Fines
Unpermitted install: city stop-work plus $500 fine, utility may refuse interconnection. Non-compliant rapid shutdown: fire-safety violation. Roof structural failure: homeowner liability.
Frequently Asked Questions
Does Collin County offer a solar rebate?
Sources & Official References
Other rules in Collin County
Texas rules heatmap·Compare Collin County to another location·View the Texas solar energy overview
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