; and (C) any amount established under section 1310A(c). (b) Authority Subject to the availability of appropriations, the Administrator is authorized to carry out a means-tested program under which the Administrator provides assistance to eligible policyholders in the form of graduated discounts for insurance costs with respect to covered properties. (c) Eligibility To determine eligibility for means-tested assistance under this section, the Administrator may accept any of the following with respect to an eligible policyholder: (1) Income verification from the National Directory of New Hires established under section 453(i) of the Social Security Act ( 42 U.S.C. 653(i) ). (2) A self-certification of eligibility by the eligible policyholder that is provided under penalty of perjury pursuant to section 1746 of title 28, United States Code. (3) Any other method identified by the Administrator in interim guidance, or a final rule, issued under subsection (e). (d) Discount The Administrator may establish graduated discounts available to eligible policyholders under this section, which shall be based on the following factors: (1) The percentage by which the household income of an eligible policyholder is equal to, or less than, 140 percent of the area median income for the area in which the property to which the policy applies is located. (2) The housing expenses of an eligible policyholder. (3) The number of eligible policyholders participating in the program established under this section. (4) The availability of funding. (5) Any other factor that the Administrator finds reasonable and necessary to carry out the purposes of this section. (e) Implementation (1) In general The Administrator shall issue final rules to implement this section. (2) Interim guidance (A) In general Not later than 1 year after the date of enactment of this section, the Administrator shall issue interim guidance to implement this section, which shall— (i) include— (I) a description of how the Administrator will determine— (aa) eligibility for