Or you have an older meter (still one that needs to be checked manually) which can count backwards. The only exception for this is if you have so much production on sunny days and can store it with batteries that you need literally 0kw from other sources.
I want to see the universe where something as advanced as smart meters is used here.
You need one when you install solar. So welcome to that universe you wanted!
*install solar legally
*and only if you want to get compensated for overproduction
I know
Or you have an older meter (still one that needs to be checked manually) which can count backwards. The only exception for this is if you have so much production on sunny days and can store it with batteries that you need literally 0kw from other sources.