Defense Production Act Reauthorization of 2003

Defense Production Act Reauthorization of 2003 - Amends the Defense Production Act of 1950 to extend its expiration date and authorization of appropriations through FY 2008. Authorizes the President, under such Act, to: (1) correct the industrial shortfall for radiation-hardened electronics to the extent that such action does not cause the aggregate outstanding amount of all such actions to exceed $200 million; and (2) obtain information in order to perform industry studies assessing capabilities of the U.S. industrial base to support the national defense.