Iowa Code » Chapter 321 — MOTOR VEHICLES AND LAW OF THE ROAD
Iowa Code

Iowa Code § 321.230 (2026)

Public officers not exempt

✓ current as of July 2026
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The provisions of this chapter applicable to the drivers of vehicles upon the highways shall apply to the drivers of all vehicles owned or operated by the United States, this state or any county, city, district, or any other political subdivision of the state, subject to such specific exceptions as are set forth in this chapter with reference to authorized emergency vehicles. [C39, §5017.03; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §321.230]

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Notes of Decisions
Cited in 7 cases, 1974–2019 · leading case: Myron Dennis Behm, Burton J. Brooks, Bobby Lee Langston, David Leon Brodsky, Jeffrey R. Olson, & Geoff Tate Smith v. C.
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Myron Dennis Behm, Burton J. Brooks, Bobby Lee Langston, David Leon Brodsky, Jeffrey R. Olson, & Geoff Tate Smith v. C (Iowa 2019). · cites it 8× “Iowa Code 61 section 321.230 expressly states that the provisions of the chapter on traffic laws, including speeding regulations, apply to the drivers of all government vehicles.”
City of Des Moines v. Huff (Iowa 1975). · cites it 6× “Section 321.230 provides: "The provisions of this chapter [Motor Vehicles and Law of Road] applicable to the drivers of vehicles upon the highways *582 shall apply to the drivers of all vehicles owned or operated by * * * the state, subject to such specific exceptions as are set…”
City of Cedar Rapids v. Moses (Iowa 1974). · cites it 6× “The former statute was made applicable to governmental vehicles by section 321.230 which provides: "Public officers not exempt.”
Myron Dennis Behm, Burton J. Brooks, Bobby Lee Langston, David Leon Brodsky, Jeffrey R. Olson, & Geoff Tate Smith v. C (Iowa 2018). · cites it 4× “Iowa Code section 321.230 expressly states that the provisions of the chapter on traffic laws, including speeding regulations, apply to the drivers of all government vehicles.”
Myron Dennis Behm, Burton J. Brooks, Bobby Lee Langston, David Leon Brodsky, Jeffrey R. Olson, & Geoff Tate Smith v. C (Iowa 2018). · cites it 4× “Iowa Code section 321.230 expressly states that the provisions of the chapter on traffic laws, including speeding regulations, apply to the drivers of all government vehicles.”
William McClellan & Racquel McClellan, Individually & as Next Friend for Minor Child, R.B. v. Pablo Orlando Ramirez, (Iowa Ct. App. 2019). · cites it 3× “See Iowa Code § 321.230 . (stating the provisions of chapter 321 are applicable to all to drivers of all vehicles on the highways owned and operated by any city, “subject to such specific exceptions as are set forth in this chapter with reference to authorized emergency…”
Myron Dennis Behm, Burton J. Brooks, Bobby Lee Langston, David Leon Brodsky, Jeffrey R. Olson & Geoff Tate Smith v. Ci (Iowa Ct. App. 2017). · cites it 2× “” They argue Iowa Code section 321.230 preempts the City’s exemption of government vehicles.”
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