The US tax equity market has tightened leaving some wind developers scrambling to find companies with tax capacity – including web-based retail giants such as Amazon – to invest in their projects, or risk seeing some of them stall in a coronavirus economy.

“It is not unusual lately to see projects that close on debt but without a tax equity takeout in place,” Keith Martin, co-head of US projects at law firm Norton Rose Fulbright, and an expert on renewable energy tax issues, said on a webinar recently.