# § 24318. Costs and revenues
**(a)** **Allocation.—** Amtrak shall establish and maintain internal controls to ensure Amtrak’s costs, revenues, and other compensation are appropriately allocated to the Northeast Corridor, including train services or infrastructure, or the National Network, including proportional shares of common and fixed costs.
**(b)** **Rule of Construction.—** Nothing in this section shall be construed to limit the ability of Amtrak to enter into an agreement with 1 or more States to allocate operating and capital costs under section 209 of the Passenger Rail Investment and Improvement Act of 2008 (49 U.S.C. 24101 note).
**(c)** **Definition of Northeast Corridor.—** Notwithstanding section 24102, for purposes of this section, the term “Northeast Corridor” means the Northeast Corridor main line between Boston, Massachusetts, and the District of Columbia, and facilities and services used to operate and maintain that line.
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**Source Credit**: (Added Pub. L. 114–94, div. A, title XI, § 11202(a), Dec. 4, 2015, 129 Stat. 1628; amended Pub. L. 117–58, div. B, title II, § 22206(a), Nov. 15, 2021, 135 Stat. 700.)
## Editorial Notes
### References in Text
Section 209 of the Passenger Rail Investment and Improvement Act of 2008, referred to in subsec. (b), is , which is set out as a note under .
### Amendments
2021—Subsec. (a). struck out “Not later than 180 days after the date of enactment of the Passenger Rail Reform and Investment Act of 2015,” before “Amtrak”.
## Statutory Notes and Related Subsidiaries
### Effective Date
Section effective , see , set out as an Effective Date of 2015 Amendment note under , Government Organization and Employees.