Poverty Trap Study Act of 2003

Poverty Trap Study Act of 2003 - Establishes the National Commission on Marginal Tax Rates for the Working Poor to: (1) determine the total effective marginal rate of tax from all taxes and benefit program phaseouts that persons are subject to at all earnings levels between $7,000 and $30,000 per year for at least five States, including Wisconsin and California; and (2) report to Congress. Authorizes appropriations. Terminates the Commission 30 days after the submission of its report.