Energy-efficient appliances, alternative fuel vehicles and vehicle conversion equipment will no longer qualify for a Residential Energy Tax Credit as of Jan. 1, 2012. Those changes were made as part of HB 3672, passed by the 2011 Oregon legislature. Alternative fuel vehicles such as those powered by electricity, natural gas, and propane will no longer be eligible for a Residential Energy Tax Credit as of Jan. 1, 2012. Tax credits for hybrid vehicles ended Dec. 31, 2009. Qualifying systems and equipment that will still be eligible for a Residential Energy Tax Credit include: solar and wind, ground-source heat pumps, highly efficient furnaces and heat pumps, premium-efficiency wood stoves, and tankless gas water heaters.