92 STAT. 2694
PUBLIC LAW 95-599—NOV. 6, 1978 obstacles, improves highway signing and pavement marking, or installs trajffic control or warning devices at high accident potential locations.". COMPLETION o r INTERSTATE SYSTEM
Federal share.
49 USC 1602.
Contracts and agreements, revisions. 23 USC 103 note.
Environmental impact statement, requirement. 23 USC 103 note.
42 USC 4321 note. Contract requirement. 23 USC 103 note.
SEC. 107. (a)(1) The fourth and fifth sentences of paragraph (2) of subsection (e) of section 103, of title 23, United States Code, are amended to read as follows: "The provisions of this title applicable to the Interstate System shall apply to all mileage designated under the third sentence of this paragraph. The Secretary shall not designate any Interstate route or portion thereof under authority of this paragraph after the date of enactment of the Federal Aid Highway Act of 1978. (2) The fourth sentence of section 103(e)(4) of title 23, United States Code, is amended to read as follows: "The Federal share of each substitute project shall not exceed 85 per centum of the cost thereof.". (b) Paragraph (4) of subsection (e) of section 103, title 23, United States Code, is amended by inserting immediately after the second sentence the following: "Substitute projects under this paragraph may not be approved by the Secretary under this paragraph after September 30, 1983, and the Secretary shall not approve any withdrawal of a route under this paragraph after such date, except that this sentence shall not apply to any route which on the date of enactment of the Federal-Aid Highway Act of 1978 is under judicial injunction prohibiting its construction", and by adding at the end of such paragraph the following new sentences: "The provisions of section 3(e)(4) of the Urban Mass Transportation Act of 1964, as amended, shall apply in carrying out this paragraph. After the date of enactment of this sentence, the Secretary may not designate any mileage as part of the Interstate System pursuant to this paragraph or under any other provision of law." (c) The amendment made by subsection (a) of this section shall apply to each route or portion thereof designated under section 103 (e)(2) of title 23, United States Code, before January 1, 1978, the construction of which was not complete on such date, and the Secretary of Transportation shall make such revisions in existing contracts and agreements as may be necessary to carry out this section and the amendment made by subsection (a) of this section. (d) Notwithstanding any other provision of law, including but not limited to section 103 of title 23, United States Code and this section, no route or portion thereof shall be constructed on the National System of Interstate and Defense Highways with respect to which an environmental impact statement has not been submitted to the Secretary of Transportation in accordance with the National Environmental Policy Act of 1969 by September 30, 1983. Any such route or portion thereof shall thereupon be removed from designation as part of such Interstate System. (e) By September 30, 1986, all routes or portions thereof on the Interstate System (for which the Secretary of Transportation finds that sufficient Interstate authorizations are available) and all Interstate substitute projects pursuant to subsection (e)(4) of section 103 of title 23, United States Code (for which the Secretary finds that sufficient Federal funds are available) must be under contract for con-
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