17 C.F.R. § 256.01-5 Determination of service cost accounting.
Title 17 - Commodity and Securities Exchanges
Service at cost and fair allocation of costs require, first of all, an accurate accounting for the elements which make up the aggregate expense of conducting the business of the service company. In the accounts herein prescribed, the total amounts included in the expense accounts during any period plus such amount as appropriately may be added as compensation for the use of capital, if paid, constitute cost during such period.
Title 17: Commodity and Securities Exchanges
PART 256—UNIFORM SYSTEM OF ACCOUNTS FOR MUTUAL SERVICE COMPANIES AND SUBSIDIARY SERVICE COMPANIES, PUBLIC UTILITY HOLDING COMPANY ACT OF 1935
§ 256.01-5 Determination of service cost accounting.