With PG&E rates climbing higher every year, many Novato homeowners are asking if solar is still a smart investment under California's Net Billing (NEM 3.0) tariff. The answer is yes, but the strategy has changed. Going solar in 2026 isn't just about panels anymore—it's about pairing them with a battery to gain true energy independence and protect yourself from peak-hour electricity prices.
Benchmark Cost Analysis
2026 Solar & Battery System Costs in Novato
The upfront price for solar has two distinct paths now. While a basic solar-only system might seem cheaper at first glance, it doesn't deliver significant savings under NEM 3.0.
- Solar Only System (Not Recommended): A 4 kW system costs around $11,500, which is $8,050 after the 30% federal tax credit. However, selling power back to PG&E earns just pennies on the dollar, slashing your potential savings.
- Solar + Battery System (Recommended): The realistic path to energy savings is a hybrid system. A 4 kW system with a 10 kWh battery costs approximately $23,500. After the 30% tax credit, the net cost comes down to $16,450. This setup allows you to store your own cheap solar power and use it when PG&E's rates are highest.
Incentives & Tax Credits
Federal Tax Credits for Novato Homeowners
The most significant incentive remains the federal Residential Clean Energy Credit. It allows you to deduct 30% of the total system cost (including the battery) from your federal taxes. For a $23,500 solar-plus-battery system, that's a direct credit of $7,050. California also offers a property tax exclusion, meaning your home's assessed value won't increase due to the solar installation.
Net Metering: Pacific Gas & Electric (PG&E)
NEM 3.0 (2023)
Critical 🔋
Understanding PG&E's NEM 3.0 Rules in Marin County
Under the old net metering, PG&E credited you at the full retail rate for excess power you sent to the grid. NEM 3.0, California's current policy, changed that. Now, the export credit is around $0.05-$0.08/kWh, a fraction of the $0.27/kWh (or more) they charge you. Without a battery, you're forced to sell your valuable solar energy for cheap and buy it back at full price after the sun sets. A battery lets you bypass this, effectively creating your own personal power plant.
Projected Savings
What Are the Real Monthly Savings with a Battery?
By using your stored solar energy every evening instead of buying from PG&E, a typical Novato household can expect to save around $1,641 annually, or about $136 per month. This system effectively insulates you from PG&E's Time-of-Use (TOU) rates, which are most expensive from 4-9 PM. The system pays for itself in about 10 years and provides an extra layer of security during Marin's occasional Public Safety Power Shutoffs (PSPS).