92 STAT. 1426
PUBLIC LAW 95-473—OCT. 17, 1978
bility accounting requirements of those carriers. The Commission may prescribe a uniform accounting system for classes of carriers providing, and brokers for, transportation subject to the jurisdiction of the Commission under subchapters II, III, and IV of chapter 105 of this Ante, pp. 1361, title. 1365, 1369. (b)(1) To obtain the most accurate cost and revenue information about light density railroad lines, main line operations, factors used to establish rates, and other regulatory areas of responsibility, the Commission shall identify and define, for each facet of rail transportation— (A) operating and nonoperating revenue accounts; (B) direct cost accounts for determining fixed and variable costs for materials, labor, and overhead components of operating expenses and the assignment of those costs to various functions, services, or activities, including maintenance-of-way, maintenance of equipment (locomotive and car), transportation (train, yard and station, and accessorial services), and general and adminis.vx.hl ai trative expenses; and (C) indirect cost accounts for determining fixed, common, joint, and constant costs, including the cost of capital, and the method for the assignment of those costs to various functions, services, or activities. (2) Reports required under the rail accounting system must include information considered appropriate for disclosure under generally accepted accounting principles or the requirements of the Commission 'ii ' or of the Securities and Exchange Commission. To the extent possible, the Interstate Commerce Commission should require that information be reported or disclosed only for essential regulatory purposes including rate change requests, abandonment of facilities requests, responsibility for peaks in demand, cost of service, and issuance of securities. Review. (3) The Commission shall review the rail accounting system periodically, but at least once every 5th year after 1977, and revise the system as necessary to conform it to generally accepted accounting principles compatible with the managerial and responsibility accounting requirements of those carriers and to keep it m compliance with this section. 49 USC 11143. § 11143. Depreciation charges The Interstate Commerce Commission shall, for a class of carriers providing transportation subject to its jurisdiction under subchapter Ante, p. 1359. I or III of chapter 105 of this title, and may, for a class of carriers providing transportation subject to its jurisdiction under subchapter II of that chapter, prescribe, and change when necessary, those classes of property for which depreciation charges may be included .J under operating expenses and a rate of depreciation that may be charged to a class of property. The Commission may classify those carriers for purposes of this section. A carrier for whom depreciation charges and rates of depreciation are in effect under this section for any class of property may not— (1) charge to operating expenses a depreciation charge on a class of property other than that prescribed by the Commission; (2) charge another rate of depreciation; or (3) include other depreciation charges in operating expenses. 49 USC 11144. §11144. Records: form; inspection; preservation (a) The Interstate Commerce Commission may prescribe the form
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