This allows the design of simple monitoring devices. An example is a portable ECG device monitoring a patient at home. This Wi-Fi-enabled device can communicate via the Internet. These Wi-Fi modules are designed by OEMs so that implementers need only minimal Wi-Fi knowledge to provide Wi-Fi connectivity for their products.
For purchases made in 2011 - 2014: Aggregate amount of credit is limited to $500. Taxpayer is ineligible for this tax credit if this credit has already been claimed by the taxpayer in an amount of $500 in any previous year.For purchases made in 2009 or 2010: Aggregate amount of credit for all technologies placed in service in 2009 and 2010 combined is limited to $1,500.wners of existing homes may receive a tax credit worth 10% of the cost of upgrading the efficiency of the building's envelope. Installation (labor) costs are not included and the credit is capped at $500 for all improvements.
Note that the Residential Energy Tax Credit is not a refundable tax credit. State Tax Credits. Oregon Department of Energy offers a Residential Energy Tax Credit of $2.10 per watt of solar electric modules installed, up to $6,000 (and you claim a maximum of $1,500 per year). For solar water heating systems, they provide $0.15/kWh of estimated annual energy savings, up to $1,500.