Amends the American Recovery and Reinvestment Tax Act of 2009 to extend the grant program for investment in renewable energy property, including renewable resources used to produce electricity and fuel cell, solar, wind, geothermal, and microturbine property, in lieu of tax credits, by extending the placed-in-service deadline for such property through 2012. Extends through September 30, 2013, the deadline for submitting grant applications for such program.