NEM 3.0 Explained: Why the Old Solar Math Broke — and What Actually Works Now

NEM 3.0 Explained: Why the Old Solar Math Broke — and What Actually Works Now

NEM 3.0 Explained: Why the Old Solar Math Broke — and What Actually Works NowIn House Contributor
Published on: 08/09/2026

California's NEM 3.0 replaced the old net metering rules that credited exported solar at close to retail rates, tying export credits instead to the actual wholesale value of electricity, which is typically much lower.

NEM 3.0net billing Californiasolar export creditshome battery storagesolar plus storageCPUC net metering
Charging Your EV at Home? Here’s How Net Billing + Battery Storage Cuts the Real Cost

Charging Your EV at Home? Here’s How Net Billing + Battery Storage Cuts the Real Cost

Charging Your EV at Home? Here’s How Net Billing + Battery Storage Cuts the Real CostIn House Contributor
Published on: 05/09/2026

Under California's net billing rules, homeowners who export midday solar get a low credit compared to the retail rate they pay to import power back, which makes charging an EV in the evening without a battery a real net cost rather than a wash.

EV home chargingnet billing Californiahome battery storagesolar EV charging costNEM 3.0EV charging savingsEV charging savingsEV charging savings