Higher Education Affordability and Equity Act of 2003 - Amends the Internal Revenue Code and the Higher Education Act of 1965 to expand education incentives, including: (1) the deduction for interest on education loans; (2) making the deduction for qualified tuition and related expenses permanent; (3) increasing allowable contributions to Coverdell education savings accounts; (4) allowing qualified higher education expenses (books, supplies, room, board, and special needs services) to be excluded from gross income in the case of scholarship programs for higher education; and (5) repealing the sunset provisions of the Economic Growth and Tax Relief Reconciliation Act of 2001 applicable to title IV (Affordable Education Provisions) of such Act.