((a)) ** Progress reports** The Secretary shall report annually to Congress on the progress being made, through demonstration projects supported under this part, to accelerate the development and use of electric motor vehicles.

((b)) ** Report on encouraging purchase and use of electric motor vehicles** Within 18 months after , the Secretary shall submit to the Congress a report on methods for encouraging the purchase and use of electric motor vehicles. Such report shall—

((1)) address the potential cost of purchasing and maintaining electric motor vehicles, including the initial cost of the batteries and the cost of replacement batteries;

((2)) identify methods for reducing, subsidizing, or sharing such costs; and

((3)) include recommendations for legislative and administrative measures to encourage the purchase and use of electric motor vehicles.