Window Banners in Iowa
Illegal
Iowa allows no aftermarket windshield strip — the windshield must permit clear vision and transmit at least 70% of light. A printed windshield banner is not legal in Iowa.
Verified against primary sources · August 2026
What the law says
Iowa allows no aftermarket windshield strip — the windshield must permit clear vision and transmit at least 70% of light. A printed windshield banner is not legal in Iowa. HF 766 (effective July 1, 2026) rewrote this section and added no strip allowance.
Specific Limits
- Placement rule
- Iowa allows no aftermarket windshield strip — the windshield must permit clear vision and transmit at least 70% of light.
- Printed banner allowed
- No
- Windshield strip allowed
- No
Frequently Asked Questions
Are window banners legal in Iowa?
Iowa allows no aftermarket windshield strip — the windshield must permit clear vision and transmit at least 70% of light. A printed windshield banner is not legal in Iowa.
What are the exact window banners limits in Iowa?
Placement rule: Iowa allows no aftermarket windshield strip — the windshield must permit clear vision and transmit at least 70% of light.. Printed banner allowed: No. Windshield strip allowed: No. Source: Iowa Code § 321.438(1)-(2).
Street-legal window banners picks
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