CLEAR Act

Clean Efficient Automobiles Resulting From Advanced Car Technologies (CLEAR ACT) Act of 2003 - Amends the Internal Revenue Code to allow an annual alternative motor vehicle credit equal to the sum of: (1) the new qualified fuel cell motor vehicle credit; (2) the new qualified hybrid motor vehicle credit; and (3) the new qualified alternative fuel motor vehicle credit. Sets forth credit termination dates.

Extends and revises the credit for qualified electric vehicles. Makes leased vehicles eligible for the credit.

Allows a limited credit for installation of alternative fueling stations.

Allows a limited credit for the retail sale of alternative fuels as motor fuel.

Mandates studies.