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SECTION 3. REFERENCES TO

Internal Revenue Bulletin 2009-25 · 2026-10-03 edition · updated 2026-10-04 · United States

THE INTERNATIONAL ENERGY CONSERVATION CODE

Manufacturers and taxpayers may treat any reference in this notice to the International Energy Conservation Code (IECC) as a reference to (1) the 2001 Supplement of the 2000 International Energy Conservation Code, (2) the 2004 Supplement of the 2003 International Energy Conservation Code, or (3) the 2009 International Energy Conservation Code (2009 IECC). However, a reference to the 2009 IECC is a reference only to the 2009 International Energy Conservation Code.

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▸Contents — Internal Revenue Bulletin 2009-25
Internal Revenue Bulletin 2009-25

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