The 2008 $7500, repayable credit is increased to $8000 and the repayment feature is eliminated for 2009 purchasers. Any home that is purchased for $80,000 or more qualifies for the full $8000 amount. If the house costs less than $80,000, the credit will be 10% of the cost. Thus, if an individual purchased a home for $75,000, the credit would be $7500. It is available for the purchase of a principal residence on or after January 1, 2009 and before December 1, 2009.