Student Debt Reduction Act - Amends the Higher Education Act of 1965 to cap annual, income-based, student loan repayments under the Federal Family Education Loan and Direct Loan programs at 10% (currently, 15%) of the amount by which a borrower's and the borrower's spouse's adjusted gross income exceeds 150% of the poverty line.
Requires the Secretary of Education to cancel or repay such loans after 20 (currently, 25) years.