In subsection (a)(1), the words “Except as provided in subsection (b) of this section” are added for clarity. The word “authority” is substituted for “agency” for consistency in the revised title and with other titles of the United States Code.

In subsection (b)(1), before clause (A), the words “Notwithstanding the provisions of clause (ii)” are omitted as surplus. In clauses (A) and (B), the words “the benefit of” are omitted as surplus. In clause (A), the words “for such fiscal year” are omitted as surplus.

In subsection (c)(1), before clause (A), the words “Amtrak or” are substituted for 45:565(c) (1st sentence words before 2d comma) to eliminate unnecessary words because operations in the basic system have begun. The words “whether occurring before, on, or after January 1, 1975” and “without being limited to, such provisions as may be necessary for” are omitted as surplus. In clause (A), the words “to such employees” are omitted as surplus.

In subsection (c)(3), the words “section 11347 of this title” are substituted for and coextensive with “section 5(2)(f) of the Interstate Commerce Act” in section 405(b) of the Rail Passenger Service Act (Public Law 91–518, 84 Stat. 1337) on authority of section 3(b) of the Act of October 17, 1978 (Public Law 95–473, 92 Stat. 1466).

In subsection (c)(5), the words “be construed to” are omitted as surplus. The text of 45:565(c) (last sentence) is omitted as executed.

2021—Subsec. (a). Pub. L. 117–58, § 22210(1), substituted “subsection (c), not later than 180 days” for “subsection (b) of this section, at least 180 days”.

Subsecs. (b) to (e). Pub. L. 117–58, § 22210(2)–(4), added subsecs. (b) and (d) and redesignated former subsecs. (b) and (c) as (c) and (e), respectively.

2015—Subsec. (a)(1). Pub. L. 114–94, § 11316(n)(1)(A)(i), struck out “a discontinuance under section 24704 or or” after “before”.

Subsec. (a)(2). Pub. L. 114–94, § 11316(n)(1)(A)(ii), struck out “section 24704 or” after “under”.

Subsec. (b)(1). Pub. L. 114–94, § 11316(n)(1)(B), struck out “section 24704 or” after “under” in introductory provisions.

2008—Subsec. (c). Pub. L. 110–432 added subsec. (c).

1997—Subsec. (a)(1). Pub. L. 105–134, § 101(c)(1)–(3), substituted “180 days” for “90 days” and “or discontinuing service over a route,” for “24707(a) or (b) of this title,” and inserted “or assume” after “agree to share”.

Subsec. (a)(2). Pub. L. 105–134, § 101(c)(4), which directed substitution of “paragraph (1)” for “section 24707(a) or (b) of this title”, was executed by making the substitution for “24707(a) or (b) of this title” to reflect the probable intent of Congress.

Subsec. (b)(1). Pub. L. 105–134, § 101(c)(5), which directed substitution of “subsection (a)(1)” for “section 24707(a) or (b) of this title”, was executed by making the substitution for “24707(a) or (b) of this title” to reflect the probable intent of Congress.

Subsec. (c). Pub. L. 105–134, § 142(a), struck out subsec. (c) which related to employee protective arrangements.

Amendment by Pub. L. 114–94 effective Oct. 1, 2015, see section 1003 of Pub. L. 114–94, set out as a note under section 5313 of Title 5, Government Organization and Employees.

Amendment by section 142(a) of Pub. L. 105–134 effective 180 days after Dec. 2, 1997, see section 142(c) of Pub. L. 105–134, set out in an Employee Protection Reforms note below.

General references to “this title” deemed to refer also to chapters 509 and 511 of Title 51, National and Commercial Space Programs, see section 4(d)(8) of Pub. L. 111–314, set out as a note under section 101 of this title.

Pub. L. 105–134, title I, §§ 141, 142, Dec. 2, 1997, 111 Stat. 2575, 2576, provided that: