24 C.F.R. § 3280.205 Carpeting.
Title 24 - Housing and Urban Development
Carpeting shall not be used in a space or compartment designed to contain only a furnace and/or water heater. Carpeting may be used in other areas where a furnace or water heater is installed, provided that it is not located under the furnace or water heater.
Title 24: Housing and Urban Development
PART 3280—MANUFACTURED HOME CONSTRUCTION AND SAFETY STANDARDS
Subpart C—Fire Safety
§ 3280.205 Carpeting.