[Code of Federal Regulations] [Title 10, Volume 3] [Revised as of January 1, 2005] From the U.S. Government Printing Office via GPO Access [CITE: 10CFR434.503] [Page 393] TITLE 10--ENERGY CHAPTER II--DEPARTMENT OF ENERGY PART 434_ENERGY CODE FOR NEW FEDERAL COMMERCIAL AND MULTI-FAMILY HIGH RISE RESIDENTIAL BUILDINGS--Table of Contents Subpart E_Building Energy Cost Compliance Alternative Sec. 434.503 Prototype building procedure. 503.1 The Prototype Building procedure shall be used for all building types listed below. For mixed-use buildings the Energy Cost Budget is derived by allocating the floor space of each building type within the floor space of the prototype building. For buildings not listed below, the Reference Building procedure of Sec. 434.505 shall be used. Prototype buildings include: (a) Assembly; (b) Office (Business); (c) Retail (Mercantile); (d) Warehouse (Storage); (e) School (Educational); (f) Hotel/Motel; (g) Restaurant; (h) Health/Institutional; and (i) Multi-Family.