101 STAT. 136
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PUBLIC LAW 100-17—APR. 2, 1987
shall receive less than ¥2 of 1 percent of the total apportionment for the Interstate System under section 104(b)(5)(A) of title 23, United ^isi * States Code. Whenever amounts made availalDle under this subsection for the Interstate System in any State exceed the estimated cost j?s^. tiL of completing that State's portion of the Interstate System, and exceed the estimated cost of necessary resurfacing, restoration, rehabilitation, and reconstruction of the Interstate System within such State, the excess amount shall be eligible for expenditure for those purposes for which funds apportioned under paragraphs (1), (2), and (6) of such section 104(b) may be expended and shall also be available for expenditure to carry out section 152 of title 23, United States Code. SEC. 103. APPROVAL OF COST ESTIMATE AND AUTHORIZATION OF APPROPRIATIONS FOR INTERSTATE SUBSTITUTE PROJECTS.
23 USC 103 note.
(a) FiscAL YEAR 1987.—The Secretary shall apportion for fiscal year 1987 the sums to be apportioned for such year under section 103(e)(4) of title 23, United States Code, for expenditure on substitute highway and transit projects, using the apportionment factors contained in the Committee Print Numbered 100-6 of the Committee on Public Works and Transportation of the House of Representatives. (b) AUTHORIZATION OF APPROPRIATIONS; PERIOD OF AVAILABILITY OF APPORTIONED FUNDS; EXTENSION OF SUBSTITUTE ICE APPROVAL PROC-
ESS.—Section 103(e)(4) of title 23, United States Code, is amended to read as follows: "(4) INTERSTATE SUBSTITUTE PROGRAM.— "(A) WITHDRAWAL OF APPROVAL.—Upon the joint request
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of a State Governor and the local governments concerned, the Secretary may withdraw approval of any route or portion thereof on the Interstate System which was selected and approved in accordance with this title, if the Secretary determines that such route or portion thereof is not essential to completion of a unified and connected Interstate System and if the Secretary receives assurances that the State does not intend to construct a toll road in the traffic corridor which would be served by the route or portion thereof. "(B) SUBSTITUTE PROJECTS.—When the Secretary withdraws approval under this paragraph, a sum equal to the Federal share of the cost to complete the withdrawn route or portion thereof, as that cost is included in the latest Interstate System cost estimate approved by Congress, or up to and including the 1983 interstate cost estimate, whichever is earlier, subject to increase or decrease, as determined by the Secretary based on changes in construction costs of the withdrawn route or portion thereof as of the date of approval of each substitute project under this paragraph, or the date of approval of the 1983 interstate cost estimate, whichever is earlier, shall be available to the Secretary to incur obligations for the Federal share of either public mass transit projects involving the construction of fixed rail facilities or the purchase of passenger equipment including rolling stock, for any mode of mass transit, or both, or highway construction projects on any public road, or both, which will serve the area or areas from which the interstate route or portion thereof was with-
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