Tri-County Regional Energy Network (3C-REN) - Multifamily Residential Energy Efficiency Rebate Program
Quick Summary
As a multifamily property owner in San Luis Obispo, Santa Barbara, or Ventura counties, you can access rebates starting at $1,000 per unit for energy efficiency upgrades—including heat pumps, water heaters, insulation, windows, and lighting—with potential adders up to $5,000 per unit for certain installations like heat pump water heaters. The program provides a no-cost energy assessment to identify your best savings opportunities, and eligible properties must be existing buildings with 5 or more units receiving service from PG&E, SCE, SoCalGas, or their community choice aggregation partners. To get started, fill out the multifamily interest form and a technical assistant will guide you through available upgrades and help you reserve your rebates.
AI-generated summary • Updated 7/12/2026
Program Details
- Program ID
- 22683
- Last Updated
- 7/31/2024
Eligibility
Program Summary
Tri-County Regional Energy Network (3C-REN) offers a variety of incentives for energy efficient equipment upgrades to multifamily property owners in the counties of San Luis Obispo, Santa Barbara, and Ventura. Eligible equipment includes heat pumps, water heaters, smart thermostats, insulation, air sealing, windows, lighting, and others. Eligible properties must be existing buildings with 5 or more units and receive utility service from PG&E, SCE, or SoCalGas. To learn more about 3C-REN's offerings for multifamily properties, click here.
Contact & Resources
Please verify current program details with the administering agency before making any financial decisions.