; and (2) increasing the number of borrowers who successfully rehabilitate defaulted loans. . 5. Financial responsibility Section 498(c)(1) of the Higher Education Act of 1965 ( 20 U.S.C. 1099c(c)(1) ) is amended by striking subparagraph (C) and inserting the following: (C) to meet all of its financial obligations, including institutional risk-sharing payments, refunds of institutional charges, and repayments to the Secretary for liabilities and debts incurred in programs administered by the Secretary. . 6. General accountability office studies Not later than 12 months after the date of enactment of the Protect Student Borrowers Act of 2017 , the Comptroller General of the United States shall report to the Committee on Health, Education, Labor, and Pensions of the Senate and the Committee on Education and the Workforce of the House of Representatives the results of a study that addresses the following: (1) How a repayment rate metric could be used in place of or in conjunction with the cohort default rate for institutional eligibility and risk-sharing. (2) The implications of using a cohort repayment rate versus other types of repayment rate. (3) The considerations that should be taken into account before transitioning from the current cohort default rate metric to a repayment rate metric. (4) The impact on risk-sharing payments and institutional eligibility if the cohort default rate were based on 5 years instead of 3 years.