Maine

No state programs for solar energy.

New Hampshire

 Residential photovoltaic system: 75 cents/watt up to $3,750

Residential Solar Hot Water: Average benefit of $1,500 (based on system size)

 Commercial solar projects: Up to $50,000 or 25 percent of system cost, whichever is less

Massachusetts

 Residential photovoltaic system: State income tax credit of $1,000, renewable energy credits available as an income stream

 Residential Solar Hot Water: State income tax credit averaging $1,500 and state rebate

 Commercial photovoltaic: Renewable energy tax credits available as an income stream