18 CFR § 367.25 - Determination of service cost.

---
identifier: "/us/cfr/t18/s367.25"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "18 CFR § 367.25 - Determination of service cost."
title_number: 18
title_name: "Conservation of Power and Water Resources"
section_number: "367.25"
section_name: "Determination of service cost."
chapter_name: "FEDERAL ENERGY REGULATORY COMMISSION, DEPARTMENT OF ENERGY"
subchapter_number: "U"
subchapter_name: "REGULATIONS UNDER THE PUBLIC UTILITY HOLDING COMPANY ACT OF 2005, FEDERAL POWER ACT AND NATURAL GAS ACT"
part_number: "367"
part_name: "UNIFORM SYSTEM OF ACCOUNTS FOR CENTRALIZED SERVICE COMPANIES SUBJECT TO THE PROVISIONS OF THE PUBLIC UTILITY HOLDING COMPANY ACT OF 2005, FEDERAL POWER ACT AND NATURAL GAS ACT"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "15 U.S.C. 717  16 U.S.C. 791a  and 42 U.S.C. 16451-16463."
regulatory_source: "Order 684, 71 FR 65226, Nov. 7, 2006, unless otherwise noted."
cfr_part: "367"
---


# 367.25 Determination of service cost.

A service must be deemed at cost and fair allocation of costs requires an accurate accounting for the elements that makes up the aggregate expense of conducting the business of the service company. In the accounts prescribed in this part, the total amounts included in the expense accounts during any period plus the amount that appropriately may be added as compensation for the use of capital constitute cost during that period.