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Delaware – DEMEC Member Utilities – Green Energy Program Incentives (8 utilities)

Incentive Type  Utility Rebate Program
Eligible Technologies  Solar Water Heat, Solar Space Heat, Photovoltaics, Wind, Geothermal Heat Pumps, Fuel Cells using Renewable Fuels
Applicable Sectors  Commercial, Industrial, Residential, Nonprofit, Schools, Local Government, Agricultural, Institutional
Incentive Amount  General amounts below
PV: 33.3% of installed costs
Solar Thermal: 50% of installed costs
Wind: 33.3% of installed costs
Fuel Cells: 50% of installed costs
Geothermal Heat Pumps: lesser of $500 – $600/ton (varies by efficiency) or 50% of installed costs
Maximum Incentive General limits below
PV: $15,000 for residential, $30,000 for non-residential
Solar Thermal (domestic water): $3,000 for residential, $10,000 for non-residential
Solar Thermal (radiant heating): $5,000 for residential, $10,000 for non-residential
Wind: $15,000 for residential, $30,000 for non-residential
Fuel Cells: $15,000 for residential, $30,000 for non-residential
Geothermal Heat Pumps: $2,500 – $3,000 for residential (varies by efficiency), $20,000 for non-residential
Eligible System Size(s) Minimum: 500 W (for small wind only)
Maximum: No specific limit, but systems must be designed to serve only on-site energy needs
Equipment Standards Full five-year warranty required for all systems; grid-connected electricity generating systems must generally meet applicable IEEE and UL standards; PV modules must be UL-1703 certified; solar thermal systems must be SRCC certified (OG-300 for residential and OG-100 for non-residential); geothermal heat pumps must have a minimum EER of 14.0 and COP of 3.0
Installation Standards Systems must generally be installed by a participating contractor; grid-connected or off-grid systems are eligible; solar PV and solar thermal systems must meet orientation, shading, and aesthetics requirements; wind energy systems may be reviewed for wind resource adequacy
Start Date  2007

More Information Contact:

Program Information – Green Energy Program
Delaware Department of Natural Resources and Environmental Control
Delaware Energy Office
1203 College Park Drive, Suite 101
Dover, DE 19904
Phone: (302) 735-3480
Fax: (302) 739-1840
Web Site:

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