Provided further , That none of the funds provided under this heading shall be used by Amtrak to give notice under subsection (a) or (b) of section 24706 of title 49, United States Code, with respect to long-distance routes (as defined in section 24102 of title 49, United States Code) on which Amtrak is the sole operator on a host railroad’s line and a positive train control system is not required by law or regulation, or, except in an emergency or during maintenance or construction outages impacting such routes, to otherwise discontinue, reduce the frequency of, suspend, or substantially alter the route of rail service on any portion of such route operated in fiscal year 2018, including implementation of service permitted by section 24305(a)(3)(A) of title 49, United States Code, in lieu of rail service. Administrative provisions—federal railroad administration 150. None of the funds provided to the National Railroad Passenger Corporation may be used to fund any overtime costs in excess of $35,000 for any individual employee: Provided , That the President of Amtrak may waive the cap set in the previous proviso for specific employees when the President of Amtrak determines such a cap poses a risk to the safety and operational efficiency of the system: Provided further , That the President of Amtrak shall report to the House and Senate Committees on Appropriations within 60 days of enactment of this Act, a summary of all overtime payments incurred by the Corporation for 2019 and the three prior calendar years: Provided further , That such summary shall include the total number of employees that received waivers and the total overtime payments the Corporation paid to those employees receiving waivers for each month for 2019 and for the three prior calendar years. 151. It is the sense of Congress that— (1) long-distance passenger rail routes provide much-needed transportation access for 4,700,000 riders in 325 communities in 40 States and are particularly important in rural areas