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

Iowa Code § 321.380 (2026)

Enforcement

✓ Iowa Code 2026 (laws through the 2025 session)
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It shall be the duty of all peace officers and of the state patrol to enforce the provisions of sections 321.372 through 321.379. [C39, §5032.09; C46, 50, 54, 58, 62, 66, 71, 73, 75, 77, 79, 81, §321.380] 98 Acts, ch 1074, §24; 2005 Acts, ch 35, §31; 2020 Acts, ch 1063, §150 Referred to in §321.378\n\n SAFETY STANDARDS

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Notes of Decisions
Cited in 3 cases, 2018–2018 · leading case: State of Iowa v. Jeremy M. Werner, 919 N.W.2d 375 (Iowa 2018).
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State of Iowa v. Jeremy M. Werner, 919 N.W.2d 375 (Iowa 2018). · cites it 3× “Iowa Code section 321.380 provides, "It shall be the duty of all peace officers and of the state patrol to enforce the provisions of sections 321.”
Rickie Rilea v. Iowa Dep't of Transp., 919 N.W.2d 380 (Iowa 2018). · cites it 2× “See Iowa Code § 321.380 ("It shall be the duty of all peace officers and of the state patrol to enforce the provisions of sections 321.”
State of Iowa v. Jeremy M. Werner, No. 17-1232 (Iowa Oct. 19, 2018). · cites it 3× “Iowa Code section 321.380 provides, “It shall be the duty of all peace officers and of the state patrol to enforce the provisions of sections 321.”
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