Alain Karatepeyan, CEO- Vantage Point Solar
June 11th, 2026
8 min read

You installed solar panels on your roof and now generate more electricity than you use on sunny days. The question is not whether you'll export that power back to the grid, but how your utility will credit you for it and whether those credits actually reduce your monthly bill.

The framework for thinking about net metering in Texas

Net metering operates across three distinct dimensions: the mechanics of credit accumulation (how kilowatt-hours exported become account credits), the rate structure and billing cycle (how credits are valued and when they expire), and the utility-specific implementation (which regulatory rules apply in your service territory). Texas has no statewide net metering mandate, so these three dimensions play out differently depending on which utility district serves your address.[1] Understanding all three is essential because a credit that accrues is worthless if the billing cycle doesn't allow you to use it.

Mechanics of credit accumulation: how excess power becomes credit

When your solar system produces more power than your home consumes in a given moment, the inverter exports the surplus to the grid. Your utility meter runs backward during these periods, and the kilowatt-hours exported are recorded as credits on your account.[2] A typical residential solar installation (5 to 8 kilowatts) generates 600 to 900 kilowatt-hours per month during peak summer months in Texas, though production varies by season, cloud cover, and system orientation.

The credit quantity equals the kilowatt-hours exported, not the dollar value. This distinction matters because utilities value exported power differently than imported power. Some Texas cooperatives credit exports at the full retail rate (what you would pay to import power); others credit at the avoided-cost rate (what the utility saves by not generating that power itself).[3] A 6-kilowatt system exporting 150 kilowatt-hours in June could generate credits worth $18 to $25 depending on the valuation method your utility uses.

Rate structure and billing cycle: when credits have value

Texas utilities operate under diverse regulatory structures. Municipal utilities and cooperatives set their own net metering policies within state law, while investor-owned utilities like Oncor Electric Delivery Company file tariffs with the Public Utility Commission of Texas (PUCT).[1] Most Texas utilities permit monthly credit rollover to subsequent months, but few allow credits to accumulate indefinitely. A typical policy credits excess generation within a 12-month rolling window; unused credits expire and revert to the utility at year-end.

The billing cycle directly impacts whether net metering benefits you. If your utility values exports at 80 percent of the retail import rate, a household that exports 200 kilowatt-hours annually at $0.12 per kilowatt-hour receives $19.20 in annual credits instead of the $24 they would receive under full retail net metering.[2] The spread between what you earn and what you pay compounds over the life of a 25-year solar system. Over 25 years at a 2.5 percent annual rate increase, that $4.80 annual difference becomes a $125 total difference in purchasing power.

Utility-specific implementation: the rules in your district

As of Q1 2026, approximately 70 percent of Texas residential solar owners live in utility districts that offer some form of net metering, though the terms vary substantially.[1] Austin Energy offers full retail net metering with monthly carryover. Oncor-served areas operate under PUCT Rule 25.341, which permits net metering but allows the utility to establish the credit rate within regulatory bounds. Smaller cooperatives like Bluebonnet Electric Cooperative in Central Texas use avoided-cost valuation, which typically results in 10 to 20 percent lower credit value than retail rates.

The physical connection also matters: your solar system must be behind the same meter that records your consumption. Some utilities require a separate production meter for export measurement, which adds cost and complexity. Others allow a single bidirectional meter. These implementation details determine whether net metering remains economical relative to other compensation models like battery storage or selling power directly to aggregators.[3]

Case in point: Central Texas residential scenario

A homeowner in Austin installs an 7-kilowatt solar system in March 2026. The system generates approximately 1,100 kilowatt-hours per month June through August and 400 kilowatt-hours per month December through February. Under Austin Energy's full retail net metering policy, all exports are valued at the residential rate of $0.1142 per kilowatt-hour, with monthly carryover and a 12-month true-up window.[1] In an average year, this household exports roughly 3,600 kilowatt-hours, generating $411 in credits. Those credits offset winter consumption when solar output drops. Without net metering, the same household would receive either payment at wholesale rates ($0.04 to $0.06 per kilowatt-hour) or no compensation. The net metering structure delivers a 65 to 75 percent better outcome than wholesale valuation.

Synthesis: what this means for solar owners and potential adopters

If you live in a major Texas city with municipal utility service, net metering is likely favorable enough to support solar ROI within 8 to 10 years. If you're in a Oncor-served area or a small cooperative, check the specific tariff and credit valuation method before signing a solar contract. The difference between full retail and avoided-cost crediting can shift the payback period by 2 to 4 years.

For grid planners and utility regulators, net metering creates an implicit subsidy transfer: households with solar reduce their own consumption and export power, which benefits all ratepayers through reduced system strain during peak hours. However, utilities absorb the difference between retail and avoided-cost rates. This tension explains why some Texas utilities propose alternatives like time-of-use (TOU) net metering, which credits exports higher during evening peak hours and lower during afternoon solar peaks. As residential solar penetration increases in Texas, this policy dimension will likely shift toward TOU and away from flat-rate net metering.[2]

Net metering vs. other export compensation models

Feature	Full Retail Net Metering	Avoided-Cost Crediting	Time-of-Use (TOU) Net Metering	Battery Storage + Self-Consumption
Export valuation	Retail residential rate (100%)	Utility's marginal generation cost (60-80% of retail)	Retail rate varies by hour (80-120% of average)	No export; all power consumed on-site
Monthly rollover	Yes, typical 12-month window	Yes, but credits often expire annually	Yes; credits vary by TOU window	Not applicable
Hardware requirements	Bidirectional meter only	Separate production meter optional	Advanced meter infrastructure (AMI) required	Solar, battery, and control system
Utility adoption in Texas	Austin, San Antonio, Corpus Christi	Most cooperatives and Oncor areas	Emerging; offered by some urban utilities as pilot	Growing; Oncor and some cooperatives piloting
Payback period (7 kW system)	8-10 years	10-13 years	9-11 years (varies by consumption pattern)	10-15 years (depends on battery cost and TOU spreads)

Full retail net metering delivers the highest upfront value and broadest adoption among Texas solar owners, while avoided-cost crediting is the financial baseline for most rural cooperatives. TOU structures and battery storage represent emerging alternatives as utilities modernize their rate design.

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Quick answers

Do net metering credits roll over month to month in Texas? Most utilities allow monthly carryover within a 12-month rolling window, but credits typically expire at year-end if unused. Check your utility's specific tariff to confirm.

How is exported power valued in Texas net metering? Full retail rate (Austin Energy), avoided-cost rate (most cooperatives), or time-of-use rates (emerging pilot programs). The valuation method determines 65 to 75 percent of the financial benefit.

Can I use net metering credits to offset demand charges? Typically no. Net metering credits offset energy consumption charges only. Demand charges (based on peak usage) and fixed monthly fees apply separately.

What meter do I need for net metering? A bidirectional meter that records both imports and exports. Most utilities provide this standard meter at no additional charge for net metering customers.

Do net metering credits have a dollar value if I move? Credits remain tied to your account at that address. If you move, credits typically transfer to the new owner or expire per the utility's policy; they do not transfer to a new address.

Is net metering required in Texas? No statewide mandate exists. Each utility sets its own net metering policy. Check with your specific utility district before assuming net metering is available.

How much of my solar production do I typically export? 30 to 50 percent of annual production, depending on system size and household consumption. The rest is self-consumed and provides immediate bill reduction.

What happens if I generate more credits than I use annually? Unused credits expire and revert to the utility at the end of the 12-month billing window. Some utilities provide a small cash payout for excess credits; most do not.

References

[1] Public Utility Commission of Texas. "Substantive Rule 25.341: Net Metering." Administrative Code, 2024. https://www.puc.texas.gov/

[2] Solar Energy Industries Association. "State Net Metering Policy: Texas." SEIA Policy Guide, 2025.

[3] Oncor Electric Delivery Company. "Net Metering Tariff and Export Valuation Method." PUCT Filing, Q1 2026.

[4] Austin Energy. "Residential Rate Schedule and Net Metering Credit Policy." City of Austin Municipal Code, 2026.

[5] National Renewable Energy Laboratory (NREL). "Net Metering and Rate Design: Financial Impact Analysis Across U.S. Regions." Technical Report, 2024.