Whether a solar system is a “fixture” sounds like a mundane legal issue – but it has significant implications for the residential solar industry and for the financing of residential solar systems. If a system is regarded as a “fixture” of the house to which it is attached, then the enforceability and priority of the finance company’s lien on the system will be subject to applicable real estate law.

There have been debates for years about the pros and cons of owners withholding retainage (usually 5% or 10%, depending on each state’s retainage laws or local “industry standard”) from prime contractors. Typically, the primes will, in turn, withhold retainage from all subcontractors. However, in these crazy times, when the future of private and public projects is unknown and profit margins are in question, it might be a good time to revisit this issue.