10 CFR § 420.6 - Reference standards.

---
identifier: "/us/cfr/t10/s420.6"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "10 CFR § 420.6 - Reference standards."
title_number: 10
title_name: "Energy"
section_number: "420.6"
section_name: "Reference standards."
chapter_name: "DEPARTMENT OF ENERGY"
subchapter_number: "D"
subchapter_name: "ENERGY CONSERVATION"
part_number: "420"
part_name: "STATE ENERGY PROGRAM"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "Title III, part B, as amended, of the Energy Policy and Conservation Act (42 U.S.C. 6321 ); Department of Energy Organization Act (42 U.S.C. 7101 )"
regulatory_source: "61 FR 35895, July 8, 1996, unless otherwise noted."
cfr_part: "420"
---


# 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]