24 C.F.R. § 905.110
(b) American Society of Heating, Refrigerating, and Air-Conditioning Engineers, Inc., 1791 Tulle Circle NE., Atlanta, GA 30329 (http://www.ashrae.org/standards-research-technology/standards-guidelines).
(c) International Code Council, 500 New Jersey Avenue NW., 6th Floor, Washington, DC 20001.