Religious Workers Act of 2003 - Amends the Immigration and Nationality Act to extend the religious worker program to cover persons entering the United States before October 1, 2008 (currently October 1, 2003).
Amends the Departments of Commerce, Justice, and State, the Judiciary, and Related Agencies Appropriations Act, 1993, with respect to the immigrant investor regional center pilot program, to: (1) extend such program for five years; (2) replace existing references to the Attorney General with the Secretary of Homeland Security; and (3) authorize employment creation immigrant visa priority to be given to aliens seeking entry under such program.
Directs the General Accounting Office to conduct a study of such program, which shall include information concerning: (1) number, locality of settlement, and country of origin of immigrant investors, and the number of such individuals who have sought U.S. citizenship; and (2) types of commercial enterprises and types and numbers of created jobs.