This article seems to have a more thorough explanation: http://www.marketwatch.com/story/is-this-sunny-state-trying-... snip ----------------------- A little-understood billing mechanism called net metering is at the heart of the Nevada controversy. Net metering means that residential and commercial solar customers are billed for their “net” energy consumption. They are allowed to send back to the grid the electricit…
What is the actual cost to the grid of a solar home which only uses power at night from the grid and maybe delivers some to it during the day? In any of these anti-solar positions about grid costs I've never seen a factual statement of what it actually costs the power providers.
How much power you typically use and when has almost no impact on how much grid connection costs. All that matters is the peak they must be able to deliver. That is why billing transfer together with consumption makes no sense.
They should be completely split into two bills paid to two different companies like in Finland.