[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: 10CFR436.19] [Page 424] 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. 436.19 Life cycle costs. Life cycle costs are the sum of the present values of-- (a) Investment costs, less salvage values at the end of the study period; (b) Non-fuel operation and maintenance costs: (c) Replacement costs less salvage costs of replaced building systems; and (d) Energy and/or water costs. [55 FR 48220, Nov. 20, 1990, as amended at 61 FR 32651, June 25, 1996]