Section 420.6 - Reference standards(a) The following standards which are not otherwise set forth in this part are incorporated by reference and made a part of this part. The following standards have been approved for incorporation by reference by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51 . A notice of any change in these materials will be published in the FEDERAL REGISTER. The standards incorporated by reference are available for inspection at the National Archives and Records Administration (NARA). For information on the availability of this material at NARA, call 202-741-6030, or go to: http://www.archives.gov/federal_register/code_of_federal_regulations/ibr_locations.html.(b) The following standards are incorporated by reference in this part:(1) The American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), 1791 Tullie Circle, N.E., Atlanta, Georgia 30329, (404) 636-8400/The Illuminating Engineering Society of North America (IESNA), 345 East 47th Street, New York, New York 10017, (212) 705-7913: (i) ASHRAE/IESNA 90.1-1989, entitled "Energy Efficient Design of New Buildings Except Low-Rise Residential Buildings," with Addenda 90.1b-1992; Addenda 90.1d-1992; Addenda 90.1e-1992; Addenda 90.1g-1993; and Addenda 90.1i-1993, IBR approved for § 420.2 and § 420.15 .(2) The Council of American Building Officials (CABO), 5203 Leesburg Pike, Suite 708, Falls Church, Virginia 22041, (703) 931-4533: (i) The Model Energy Code, 1993, including Errata, IBR approved for § 420.2 and § 420.15 .61 FR 35895, July 8, 1996, as amended at 69 FR 18803 , Apr. 9, 2004