American 5-Cent Coin Design Continuity Act of 2003

American 5-Cent Coin Design Continuity Act of 2003 - Authorizes the Secretary of the Treasury to change the design on the obverse and the reverse of the 5-cent coin for coins issued in 2003, 2004, and 2005 in recognition of the bicentennial of the Louisiana Purchase and the expedition of Meriwether Lewis and William Clark.

Amends Federal law governing coins and currency to mandate that: (1) the obverse of any 5-cent coin issued after December 31, 2005, bear an image of Thomas Jefferson; and (2) the reverse of any such coin bear an image of the home of Thomas Jefferson at Monticello.

Establishes the Citizens Coinage Advisory Committee to advise the Secretary on the selection of themes and designs for coins (including circulating and bullion coinage) and for congressional and national medals.

Abolishes the Citizens Commemorative Coin Advisory Committee.