When combined with a federal tax credit, the program's financial incentives are designed to cover the full cost of installation. The CPUC's Self-Generation Incentive Program (SGIP) provides incentives to support existing, new, and emerging distributed energy resources. State rebates, utility demand response programs, and flexible financing options are making home batteries increasingly accessible for backup. ar, storage, energy efficiency, and similar projects in commercial and multifamily real estate. Further, “Small Solar” can. The recent growth in BESS is driven by tax incentives, utility portfolio standards, the need for grid stability, and economics.