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Notice 2026-16

SECTION 3. GENERAL DEFINITIONS

Internal Revenue Bulletin 2026-11 · 2026-10-03 edition · updated 2026-10-04 · United States

For purposes of this notice, the following general definitions apply, but see section 5.02 of this notice for definitions specifically applicable to defining a qualified production activity:

.01 Property . The term property means a single unit of property, as determined under section 4.03 of this notice.

.02 Eligible property . The term eligible property refers to property, or the collective portions thereof, meeting the requirements in section 4.01 of this notice (other than the requirement in section 4.01(6) of this notice).

.03 Ineligible property . The term inel- igible property refers to any property, or any portion thereof, that is not eligible property.

.04 Building . The term building has the same meaning as in § 1.48-1(e)(1).

.05 Structural components . The term structural components has the same meaning as in § 1.48-1(e)(2).

March 9, 2026 686 Bulletin No. 2026–11

.06 MACRS property . The term MACRS property has the same meaning as in § 1.168(b)-1(a)(2).

.07 Placed in service . The term placed in service has the same meaning as the term “first placed in service” in § 1.167(a)-11(e)(1).

.08 United States . The term United States has the same meaning as in § 7701(a)(9).

.09 Territory of the United States . The term territory of the United States means one of the following territories of the United States: American Samoa, Guam, the Northern Mariana Islands, the Virgin Islands, and the Commonwealth of Puerto Rico ( see § 7701(d)).

.10 Unadjusted depreciable basis . The term unadjusted depreciable basis has the same meaning as in § 1.168(b)-1(a)(3).

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▸Contents — Internal Revenue Bulletin 2026-11

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