For French residents

> The Tax Credit :

The tax credit refund up to 50% of the equipment of energy production using renewable energy for the entire principal residence, new or old.
This equipment gets along except installation and supplies of the transmitters of heat being reproduced on the invoice of the company. This system can benefit any private individual, taxable or not. Who pays taxes will see the sum deduced from its tax, who does not pay any will be refunded by the Treasury. It applies to the expenditure engaged between on January 1, 2006 and on December 31, 2009.
May profit from the tax credit, the HP geothermic, air/water and others solutions like: wood boiler, photovoltaïc panel, small wind, isolation.

Expenditures for entitlement to the tax credit is capped at € 8000 for a single person or € 16000 for a married couple or PACS bound by a common subject to tax, plus € 400 per dependant.

Example: A married couple with two children may declare a maximum amount of spending € 16800 which would open the right to a tax credit of € 8400.