10 CFR § 436.19 - Life cycle costs.

---
identifier: "/us/cfr/t10/s436.19"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "10 CFR § 436.19 - Life cycle costs."
title_number: 10
title_name: "Energy"
section_number: "436.19"
section_name: "Life cycle costs."
chapter_name: "DEPARTMENT OF ENERGY"
subchapter_number: "D"
subchapter_name: "ENERGY CONSERVATION"
part_number: "436"
part_name: "FEDERAL ENERGY MANAGEMENT AND PLANNING PROGRAMS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 7101  42 U.S.C. 8254; 42 U.S.C. 8258; 42 U.S.C. 8259b; 42 U.S.C. 8287,"
regulatory_source: "44 FR 60669, Oct. 19, 1979, unless otherwise noted."
cfr_part: "436"
---


# 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]