Electric bike rider in Iowa
Updated January 2026

E-Bike Laws: Iowa

Quick Reference

Helmet Rule
No statewide helmet rule
Class System
Three class system and labeling in 321.235B
Min Age
Minimum age 16 for Class 3
Throttle (Class 2)
Three class system codified in 321.235B labeling required Class 3 speedometer required
License/Reg
No license registration or insurance
Trail Access
Allowed where bicycles are allowed including streets lanes and multiuse paths, Class 3 operators must obey posted limits ≤20 mph on paths

Detailed Regulations

Do I need a helmet?
No statewide helmet rule
Is the throttle legal?
Three class system codified in 321.235B labeling required Class 3 speedometer required
Can I ride on trails?
Allowed where bicycles are allowed including streets lanes and multiuse paths, Class 3 operators must obey posted limits ≤20 mph on paths
Is there an age limit?
Minimum age 16 for Class 3
Do I need insurance?
No license registration or insurance

Laws subject to change. Verify locally.

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