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What is a Renewable Portfolio Standard (RPS)?

A Renewable Portfolio Standard (RPS) is a law that requires electric utilities in a state to generate a certain percentage of electricity from renewable sources by a certain date. The RPS is also used to determine the amount and type of incentives available for solar buyers. That's about as simple as we can put it.

Written by Ben Zientara

What is a Renewable Portfolio Standard (RPS)?
Explained: lithium-ion solar batteries for home energy storage

Find out why lithium-ion solar batteries are popular for home solar storage. We reveal popular brands, their costs, and pros and cons.

Written by Catherine Lane

Explained: lithium-ion solar batteries for home energy storage