{"data":{"id":"us-wa/rcw-39.35.050","jurisdiction":"us-wa","citation":"RCW 39.35.050","heading":"Life-cycle cost analysis—Guidelines.","body":"The department, in consultation with affected public agencies, shall develop and issue guidelines for administering this chapter. The purpose of the guidelines is to define a procedure and method for performance of life-cycle cost analysis to promote the selection of low-life-cycle cost alternatives. At a minimum, the guidelines must contain provisions that:\n(1) Address energy considerations during the planning phase of the project;\n(2) Identify energy components and system alternatives including energy management systems, all-electric energy systems, renewable energy systems, and combined heat and power applications prior to commencing the energy consumption analysis;\n(3) Identify simplified methods to assure the lowest life-cycle cost alternatives for selected buildings with between twenty-five thousand and one hundred thousand square feet of usable floor area;\n(4) Establish times during the design process for preparation, review, and approval or disapproval of the life-cycle cost analysis;\n(5) Specify the assumptions to be used for escalation and inflation rates, equipment service lives, economic building lives, and maintenance costs;\n(6) Determine life-cycle cost analysis format and submittal requirements to meet the provisions of chapter 201, Laws of 1991;\n(7) Provide for review and approval of life-cycle cost analysis.","path":["Title 39","Chapter 39.35"],"source_url":"https://app.leg.wa.gov/rcw/default.aspx?cite=39.35.050","current_through":"July 15, 2026","vintage":"","retrieved_at":"2026-09-06T02:38:37Z","sha256":"44170c6a74f5f988d093d2dc97a6e5736cd995f8f658359e5bd16a935ca7fa97","source_id":"us-wa","stale":false,"prev":"us-wa/rcw-39.35.040","next":"us-wa/rcw-39.35.060"},"notice":"GroundRules: Original legal text. Not legal advice."}