; minus (B) the expected revenue deposited into the Highway Trust Fund for the corresponding fiscal year not including revenues attributed to this section. (5) Amount outstanding Notwithstanding paragraphs (3) and (4), the total face amount of bonds issued under subsection (a) may not exceed the amount the Secretary of the Treasury and the Secretary of Transportation determines can be redeemed, taking into account this section and section 9503(g) of the Internal Revenue Code of 1986. (6) Sunset No bonds may be issued under subsection (a) after September 30, 2030. (c) Capital investment grant special rule Prior to the application of section 105 of title 23, United States Code, for a fiscal year, an amount equal to a percentage of bond revenue transferred to the Highway Trust Fund and allocated to the Mass Transit Account equal to the ratio of the funds appropriated in the preceding fiscal year to carry out section 5309 of title 49, United States Code, to the funds made available in the same fiscal year to carry out section 5338(a)(1) of title 49, United States Code, shall be available to make additional grants pursuant to section 5309 of title 49, United States Code. (d) Set-Aside special rule (1) In general In determining the additional amounts of contract authority to be made available under section 105 of title 23, United States Code, for a fiscal year, the Secretary shall make adjustments under section 105(c)(1) of title 23, United States Code, for a set-aside from the Highway Account (as defined in section 9503(e)(5)(B) of the Internal Revenue Code of 1986) or Mass Transit Account referred to in paragraph (2)— (A) by determining the ratio that— (i) the amount authorized to be appropriated for the set-aside from the account for that fiscal year; bears to (ii) the total amount authorized to be appropriated for that fiscal year for all programs (except as provided in section 105(d) of title 23, United States Code) under such account