Your trade-in vehicle must:
- have been manufactured less than 25 years before the date you trade it in and, in the case of a category 3 vehicle, must also have been manufactured not later than model year 2001
- have a "new" combined city/highway fuel economy of 18 miles per gallon or less
- be in drivable condition
- be continuously insured and registered to the same owner for the full year preceding the trade-in