[Code of Federal Regulations] [Title 18, Volume 1] [Revised as of April 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 18CFR154.103] [Page 475] TITLE 18--CONSERVATION OF POWER AND WATER RESOURCES CHAPTER I--FEDERAL ENERGY REGULATORY COMMISSION, DEPARTMENT OF ENERGY PART 154_RATE SCHEDULES AND TARIFFS--Table of Contents Subpart B_Form and Composition of Tariff Sec. 154.103 Composition of tariff. (a) The tariff must contain sections, in the following order: A table of contents, a preliminary statement, a map of the system, currently effective rates, composition of rate schedules, general terms and conditions, form of service agreement, and an index of customers. (b) Rate schedules must be grouped according to class and numbered serially within each group, using letters before the serial number to indicate the class of service. For example: FT-1, FT-2 may be used for firm transportation service; IT-1, IT-2 may be used for interruptible transportation service; X-1, X-2 may be used for schedules for which special exception has been obtained.