TDU Market Structure
Oncor Electric Delivery is a Transmission and Distribution Utility (TDU). It owns and operates the physical poles and wires across North and West Texas. In the deregulated ERCOT market, Oncor is responsible for interconnection, but not for retailing electricity.
Retail Complexity
While Oncor delivers power, your Retail Electric Provider (REP) determines your rate and solar buyback terms. SunScore™ applies EIA benchmarks to navigate this variability.
Interconnection
Grid connection is governed by Oncor's technical tariff and PUCT Rule 25.242. Timelines vary based on deployment complexity.
Modeling Assumptions for Oncor
- Rate Benchmark: EIA 2024 Texas Residential Average Series.
- Escalation: 2-3% annual modeling range.
Major Cities in Oncor Territory
Regional Analysis (North Texas Cluster)
Oncor Utility FAQ
Oncor Electric Delivery is the Transmission and Distribution Utility (TDU) responsible for the physical delivery infrastructure. Oncor does not supply electricity or set retail rates. Your retail electricity is provided by a competitive Retail Electric Provider (REP) of your choosing.
Texas does not have a statewide mandatory net metering law. Export credit or buyback arrangements — if available — are offered voluntarily by individual REPs and vary by plan. SunScore™ does not model specific REP buyback terms.
The primary federal incentive is the federal Residential Clean Energy Credit. The credit rate applied in SunScore™ modeling reflects the rate in effect under current federal law for the 2024 data snapshot.