CPUC Decision 15-07-001 (7/13/2015) mandates the "Big 3" (SDG&E, PG&E & SCE) to begin transitioning all ratepayers to TOU as of January1, 2018 - http://docs.cpuc.ca.gov/PublishedDocs/Published/G000/M153/K110/153110321.PDF This will no doubt will strengthen the case for Solar and/or conservation.