Idaho Code
Idaho Code

Idaho Code § 49-101 (2026)

Definitions. 

✓ current as of May 2026
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Definitions. 

Words and phrases used in this title are defined in sections 49-102 through 49-127, Idaho Code. Words used in the masculine gender include the feminine gender, and the singular number includes the plural, as well as the plural the singular.

Notes of Decisions
Cited in 8 cases, 1967–2001 · leading case: State v. Henderson, 756 P.2d 1057 (Idaho 1988).
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State v. Henderson, 756 P.2d 1057 (Idaho 1988). · cites it 4× “As such, the State of Idaho requires vehicle registration, I.C. §§ 49-101 to 49-158; liability insurance, I.”
State v. Knott, 974 P.2d 1105 (Idaho 1999). · cites it 6× “§ 49-1401, it is not automatic that the legislature would make use of the same definition in I.C. § 18-8004 to describe the locations where driving under the influence is prohibited.”
Vincen v. Lazarus, 456 P.2d 789 (Idaho 1969). · cites it 4× “I.C. § 49-101 (u) defines the term “highway” as “every way or place of whatever nature open to the use of the public as a matter of right for the purposes of vehicular travel which is maintained by the state of Idaho or some taxing subdivision or unit thereof or the federal…”
State v. Shearer, 30 P.3d 995 (Idaho Ct. App. 2001). · cites it 2× “§ 49-106(6) as follows: “Excessive” or “unusual noise” means any sound made by a passenger motor vehicle or a motorcycle at any time under any condition of grade, speed, acceleration or deceleration, which exceeds ninety-two (92) decibels, or any lower decibel level that is…”
State v. Gibson, 881 P.2d 551 (Idaho Ct. App. 1994). · cites it 2× “I.C. § 49-101.' Although the definition found in I.”
Carl Nelson Logging Co. v. United States, 281 F. Supp. 671 (D. Idaho 1967). “The road in question is not a “highway” as defined by § 49-101 (u) of the Idaho Code. Under that provision two conditions must be satisfied.”
State v. Carpenter, 749 P.2d 501 (Idaho Ct. App. 1988). · cites it 2× “Idaho Code § 49-101 defines the terms in question as follows: a.”
Morgan Drive Away, Inc. v. The United States, 697 F.2d 1377 (Fed. Cir. 1983). “Idaho Code § 49-101 q defines “owner” to include both lessee and lessor.”
— Idaho Code § 49-101(u) — 1 case
Vincen v. Lazarus, 456 P.2d 789 (Idaho 1969). “I.C. § 49-101 (u) defines the term “highway” as “every way or place of whatever nature open to the use of the public as a matter of right for the purposes of vehicular travel which is maintained by the state of Idaho or some taxing subdivision or unit thereof or the federal…”
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