TL;DR: Net metering credits you at the full retail rate for surplus solar power you send to the grid, then lets you draw those credits back at night or on cloudy days. It can cut your power bills by 50-80% over a year. Policies vary by state, so check local rules before installing.
Solar panels often create more electricity than your household consumes during bright daylight hours. All that surplus energy has to go somewhere, and net metering is the system that lets you earn credit for this extra power. Let’s break down how the whole process operates.
What Is Net Metering?
Net metering is a billing agreement set up between you and your local power provider. Whenever your solar system generates more electricity than you need, the surplus flows back into the public grid. Your utility meter spins backward, building up energy credits tied to your account.
Then, at night or on cloudy days when your panels cannot make enough power, you draw electricity from the grid and spend those stored credits to cover your usage.
How Net Metering Cuts Your Energy Costs
Without net metering, unused solar energy would simply go to waste. In some cases, power companies would only pay a tiny amount for any power you send back. Net metering awards you credit equal to the full retail price for every kilowatt-hour fed into the grid.
You can use these credits to cover electricity drawn after sunset or during poor weather. Over the course of a year, net metering can slash your monthly power bills by 50 to 80 percent.
Net Metering vs Feed-In Tariffs
Certain regions rely on feed-in tariffs instead of net metering. Under a feed-in tariff plan, the utility pays a set rate for excess solar power, and this rate is normally lower than standard retail electricity prices. Net metering offers full retail credit, which delivers greater financial returns for homeowners.
For most people with rooftop solar, net metering is the more favorable option. Feed-in tariffs tend to appear in locations where power companies are less open to supporting residential solar projects.
Is Net Metering Available Everywhere?
Rules around net metering differ widely across states and countries. Some regions have solid legislation that safeguards solar owners’ net metering benefits. Other areas only offer restricted terms, or no net metering at all.
California, New York, New Jersey and Massachusetts are well known for robust net metering policies. Meanwhile, several other states have swapped net metering programs for less rewarding alternatives.
Always look up local net metering rules before committing to a solar installation. A qualified solar installer can walk you through the exact terms that apply in your location.
What If Net Metering Rules Change in the Future?
Government energy policies are not permanent, and net metering terms can shift. Multiple areas have lowered credit rates for solar households in recent years. The good news is that anyone who installs solar now usually keeps access to the existing policy terms for 20 to 25 years under grandfather clauses.
This is a key reason many homeowners choose to set up their solar systems sooner rather than waiting.
Conclusion
Net metering stands as one of the biggest financial advantages of switching to solar energy. It effectively uses the public grid as free storage for your surplus power, which you can draw on when your panels cannot generate enough electricity. Take time to research local net metering regulations before installation, so you have a clear picture of your potential long-term savings.
FAQ
What is net metering?
Net metering is a billing arrangement where your utility credits you at the full retail rate for surplus solar power you send to the grid, and you use those credits when your panels aren’t producing enough.
How much can net metering save me?
Over a full year, net metering can cut your electricity bills by 50-80%, because you offset most of your usage with credits earned during sunny hours.
Is net metering better than a feed-in tariff?
Usually yes. Net metering pays full retail rates for your excess power, while feed-in tariffs typically pay a lower fixed rate per kilowatt-hour.
Is net metering available in every state?
No. Policies vary widely. California, New York, New Jersey, and Massachusetts have strong programs, but some states have replaced or restricted net metering.
Can net metering rules change after I install solar?
They can change, but many solar owners are protected by grandfather clauses that keep the original terms for 20-25 years after installation.
Do I need a battery if I have net metering?
No. With net metering, the grid acts as your storage. A battery is only needed for backup during outages or if you want greater energy independence.
Related: Solar Energy Facts and Statistics You Should Know in 2026
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