The document discusses PACE (Property Assessed Clean Energy) programs, which allow property owners to finance energy upgrades through assessments on their property taxes. It outlines the benefits of PACE programs but notes they have been hindered by guidance from FHFA and Fannie Mae over concerns about the senior lien status of PACE assessments. The document discusses negotiations, litigation and legislation underway to address these concerns and enable PACE programs to continue. It also outlines interim financing options being developed in California.