101 STAT. 138
PUBLIC LAW 100-17—APR. 2, 1987 become part of, and be administered through, the Urban Mass Transportation Fund.
V
"(G)
AUTHORIZATION OF APPROPRIATIONS FOR HIGHWAY
PROJECTS.—For the fiscal year ending September 30, 1983, . $257,000,000 shall be available out of the Highway Trust Fund for expenditure at the discretion of the Secretary for projects under highway assistance programs. There shall be available, out of the Highway Trust Fund (other than the Mass Transit Account), to the Secretary for expenditure under this paragraph for projects under highway assistance programs $700,000,000 per fiscal year for each of fiscal , years 1984 and 1985, $693,825,000 for fiscal year 1986, and $740,000,000 per fiscal year for each of fiscal years 1987, 1988, 1989, 1990, and 1991.
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,:
"(H) DISTRIBUTION OF SUBSTITUTE HIGHWAY FUNDS.— "(i) BETWEEN DISCRETIONARY AND APPORTIONED PRO-
GRAMS.—Subject to section 149(d) of the Federal-Aid Highway Act of 1987, 25 percent of the funds made available by subparagraph (G) for each of fiscal years 1984, 1985, 1986, 1987, 1988, 1989, 1990, and 1991 for substitute highway projects under this paragraph shall be distributed at the discretion of the Secretary. The remaining 75 percent of such funds shall be apportioned in accordance with cost estimates approved by Congress or adjusted by the Secretary. "(ii) FISCAL YEARS 1985,
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1986,
AND 1987 APPORTION-
MENTS.—The Secretary shall make a revised estimate of the cost of completing substitute highway projects under this paragraph and transmit the same to the Senate and the House of Representatives within 10 days subsequent to January 2, 1984, and upon approval by Congress, the Secretary shall use the Federal share of such approved estimate in making apportionments for substitute highway projects for fiscal years 1985, 1986, and 1987. "(iii) FISCAL YEARS 1988, 1989, 1990, AND 199I APPOR-
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TIONMENTS.—The Secretary shall make a revised estimate of the cost of completing substitute highway projects under this paragraph and transmit the same to the Senate and the House of Representatives as soon as practicable after the date of the enactment of the Federal-Aid Highway Act of 1987. Upon approval by Congress, the Secretary shall use the Federal share of such approved estimate in making apportionments for substitute highway projects for fiscal year 1988. If such estimate is not approved by Congress by September 30, 1987, the Secretary shall adjust such estimate in accordance with this clause and use the Federal share of the adjusted estimate in making apportionments for fiscal year 1988. The Secretary shall adjust such estimate annually thereafter in accordance with this clause and shall use the Federal share of such adjusted estimate in making apportionments for substitute highway projects for fiscal years 1989, 1990, and 1991. The adjustments required by this clause shall reflect previous withdrawals of interstate segments, changes in t State estimates in the division of funds between sub-
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