((a)) ** .—** Fair and equitable arrangements shall be provided, in accordance with this section, to protect the interests of any employees who may be affected by actions taken pursuant to authorizations or approval obtained under this chapter. Such arrangements shall be determined by the execution of an agreement between the representatives of the railroads and the representatives of their employees, not later than 120 days after . In the absence of such an executed agreement, the Secretary of Labor shall prescribe the applicable protective arrangements, not later than 150 days after .

((b)) ** .—** The arrangements required by subsection (a) of this section shall apply to each employee who has an employment relationship with a railroad on the date on which such railroad first applies for applicable financial assistance under this chapter. Such arrangements shall include such provisions as may be necessary for the negotiation and execution of agreements as to the manner in which the protective arrangements shall be applied, including notice requirements. Such agreements shall be executed prior to implementation of work funded from financial assistance under this chapter. If such an agreement is not reached within 30 days after the date on which an application for such assistance is approved, either party to the dispute may submit the issue for final and binding arbitration. The decision on any such arbitration shall be rendered within 30 days after such submission. Such arbitration decision shall in no way modify the protection afforded in the protective arrangements established pursuant to this section, shall be final and binding on the parties thereto, and shall become a part of the agreement. Such arrangements shall also include such provisions as may be necessary—

((1)) for the preservation of compensation (including subsequent general wage increases, vacation allowances, and monthly compensation guarantees), rights, privileges, and benefits (including fringe benefits such as pensions, hospitalization, and vacations, under the same conditions and so long as such benefits continue to be accorded to other employees of the employing railroad in active service or on furlough, as the case may be) to such employees under existing collective-bargaining agreements or otherwise;

((2)) to provide for final and binding arbitration of any dispute which cannot be settled by the parties, with respect to the interpretation, application, or enforcement of the provisions of the protective arrangements;

((3)) to provide that an employee who is unable to secure employment by the exercise of his or her seniority rights, as a result of actions taken with financial assistance obtained under this chapter, shall be offered reassignment and, where necessary, retraining to fill a position comparable to the position held at the time of such adverse effect and for which he is, or by training and retraining can become, physically and mentally qualified, so long as such offer is not in contravention of collective bargaining agreements relating thereto; and

((4)) to provide that the protection afforded pursuant to this section shall not be applicable to employees benefited solely as a result of the work which is financed by funds provided pursuant to this chapter.

((c)) ** .—** The arrangements which are required to be negotiated by the parties or prescribed by the Secretary of Labor, pursuant to subsections (a) and (b) of this section, shall include provisions regulating subcontracting by the railroads of work which is financed by funds provided pursuant to this chapter.