As California And various states have necessary utilities to acquire a lot more renewable power, demand with the RECs has skyrocketed. So has their cost, from $fifteen to $seventy five a megawatt-hour in the final two a long time, professionals say. Note that this is not a assets tax exemption; https://www.slideshare.net/slideshow/4-hacks-to-find-the-reliable-commercial-solar-contractors/274303208