date of a disapproval of such agreement by the Secretary. (D) Continued application of other provisions Except as expressly provided in this subsection, nothing in this subsection or in any regulations promulgated under this subsection shall affect the application of any other provision of this Act. (10) Appropriations For fiscal year 2020 and each fiscal year thereafter, there are appropriated to the Secretary $5,000,000 for the purpose of carrying out this subsection. (11) Definitions In this subsection: (A) Chief Actuary The term Chief Actuary means the Chief Actuary of the Centers for Medicare & Medicaid Services. (B) Installment year The term installment year means, with respect to a risk-sharing value-based payment agreement, a 12-month period during which a covered outpatient drug is administered under the agreement. (C) Potentially curative treatment intended for one-time use The term potentially curative treatment intended for one-time use means a treatment that consists of the administration of a covered outpatient drug that— (i) is a form of gene therapy for a rare disease, as defined by the Commissioner of Food and Drugs, designated under section 526 of the Federal Food, Drug, and Cosmetic Act, and approved under section 505 of such Act or licensed under subsection (a) or (k) of section 351 of the Public Health Service Act to treat a serious or life-threatening disease or condition