Ahh, but the “income” your rooftop solar generates (by offsetting your utility bill) is not taxed. At least not unless you declare it, which nobody does... If

Ahh, but the “income” your rooftop solar generates (by offsetting your utility bill) is not taxed. At least not unless you declare it, which nobody does... If your marginal tax rate is high, rooftop solar pays off just like utility scale solar.