Iowa Window Tint Laws [Updated 2025]

Complete Guide to Window Tinting Regulations in Iowa

Quick Facts

Law Established

Enacted: 1983

Medical Exemptions

Prohibits medical exemptions for special tint.

Window Tint Requirements By Vehicle Type

Sedans

Windshield:

Needs to allow over 70% light transmission.

Reflection: Not excessive reflectiveness, law is not specific.

Front Side Windows:

Needs to allow over 70% light transmission.

Reflection: Not excessive reflectiveness, law is not specific.

Back Side Windows:

Any level of darkness can be applied.

Reflection: Not excessive reflectiveness, law is not specific.

Rear Window:

Any level of darkness can be applied.

Reflection: Not excessive reflectiveness, law is not specific.

SUVs & Vans

Windshield:

Needs to allow over 70% light transmission.

Reflection: Not excessive reflectiveness, law is not specific.

Front Side Windows:

Needs to allow over 70% light transmission.

Reflection: Not excessive reflectiveness, law is not specific.

Back Side Windows:

Any level of darkness can be applied.

Reflection: Not excessive reflectiveness, law is not specific.

Rear Window:

Any level of darkness can be applied.

Reflection: Not excessive reflectiveness, law is not specific.

Additional Requirements

Side Mirrors

No limitations on side mirrors.

Restricted Colors

No tint colors are specifically banned.

Certification Requirements

Film manufacturers not required to certify the film sold.

Certification Stickers

No label required to identify legal tint.

Official Resources

State Websites

Iowa State Website →Iowa Department of Motor Vehicles Website →

Local Law Guidelines

Iowa Code Title VIII, Subtitle II, Section 321.438: Windshields and windows. →Iowa Administrative Code IAC Rule 761.450.7 Front windshields, windows or sidewings →Iowa Department of Transportation Window Tinting Standards →

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