; and (B) available without fiscal year limitation. (2) Use of funds Amounts from the Fund shall be available to provide financial assistance under subsection (b). (3) Source of funds The Fund shall be credited with any surcharges imposed and collected by the Administrator under section 1308A(a). (b) Financial assistance (1) Definitions In this subsection— (A) the term adjusted gross income has the meaning given the term in section 62 of the Internal Revenue Code of 1986; (B) the term covered project means a mitigation project with respect to a household that reduces the total amount of actuarial risk during a 50-year period by an amount that is greater than the total cost of the project, subject to paragraph (4); (C) the term eligible household means a household for which— (i) housing expenses exceed 30 percent of the adjusted gross income of the household in a year; and (ii) the total assets owned by the household are not greater than $1,000,000; and (D) the term housing expenses means, with respect to a household, the total amount that the household spends in a year on— (i) mortgage payments; (ii) property taxes; (iii) homeowners insurance; (iv) premiums for flood insurance under the national flood insurance program; and (v) principal and interest payments for a loan provided under this section. (2) Authority (A) Loans for covered projects The Administrator shall provide a low- or zero-interest loan to an eligible household to fund a covered project. (B) Other financial assistance The Administrator shall provide a voucher, grant, or premium credit to an eligible household for a year in an amount that is equal to the lesser of— (i) the difference between— (I) the housing expenses of the household for the year; and (II) 30 percent of the adjusted gross income of the household for the year; and (ii) the sum of— (I) the cost of premiums for the household for flood insurance under the national flood insurance program for the year