That’s what the standing charge is for.
Or don’t you have that in the US?
Or don’t you have that in the US?
We also have one of the higest rates of residential rooftop solar here, you get relatively little payback for exporting in Perth (its hard to get more than about $20/month) but can save quite a bit on what you self-consume during the day.
As a result, this Daily Supply Charge has been steadily going up over the last decade, much more than the per-unit fee. Currently it's $1.13 AUD/day + $0.316/kWh (that's 74c USD/day + $0.21 USD/kWh)
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