[Code of Federal Regulations] [Title 10, Volume 3] [Revised as of January 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR436.12] [Page 421] TITLE 10--ENERGY CHAPTER II--DEPARTMENT OF ENERGY PART 436_FEDERAL ENERGY MANAGEMENT AND PLANNING PROGRAMS--Table of Contents Subpart A_Methodology and Procedures for Life Cycle Cost Analyses Sec. 436.12 Life cycle cost methodology. The life cycle cost methodology for this part is a systematic analysis of relevant costs, excluding sunk costs, over a study period, relating initial costs to future costs by the technique of discounting future costs to present values.