Indiana Window Tint Laws Explained: Legal VLT Limits for 2026

Indiana tint laws are moderate and straightforward, with a clear split between front and rear that gives drivers real tint on the front and full freedom behind. Here is exactly what the law says and how enforcement works.

The Short Answer

In Indiana, front side windows must let in at least 30% of visible light. Rear side windows and the back window can be any darkness on all vehicle types. The windshield allows non-reflective tint above the AS-1 line only.

What VLT Means

VLT stands for visible light transmission — the percentage of light that passes through glass and film combined. Lower numbers mean darker film. Indiana’s 30% front limit is one of the more permissive in the Midwest. At 30%, the tint is noticeably dark, provides strong daytime privacy, and delivers real heat and UV rejection with quality ceramic film.

Indiana Tint Limits

Indiana’s tint regulations are governed by IC 9-19-19-4. Indiana does not differentiate between sedans and SUVs — all vehicle types get unrestricted rear windows.

Windshield Rules

Indiana allows non-reflective tint above the AS-1 line on the windshield. Film below the AS-1 mark is not permitted. Indiana State Police enforce this during traffic stops.

Reflectivity Restrictions

Indiana caps reflectivity at 25% on all windows. Metallic and mirror-finish films are effectively banned. Standard ceramic and carbon films comply without issue.

Medical Exemptions in Indiana

Indiana allows medical exemptions for individuals with conditions requiring additional UV protection. A licensed physician must provide documentation specifying the medical condition and recommended tint level. The exemption allows front side windows darker than 30% VLT. Documentation must be carried in the vehicle.

Enforcement in Indiana

Indiana State Police and local departments can test your tint during any traffic stop. A tint violation is a Class C infraction with fines up to $500, though first offenses typically run $100–$200. Indiana does not have mandatory annual vehicle inspections, so enforcement is through traffic stops only. The Indianapolis metro area and the I-65, I-70, and I-69 corridors see the most enforcement activity.

Choosing the Right Shade for Indiana

Indiana’s hot, humid summers and cold winters make tint a year-round benefit. For front windows, ceramic film at 30% VLT is the standard play — legal and effective. Behind the driver, most Indiana drivers go 15% or 5% for maximum privacy, since all rear windows are unrestricted. The 30% front limit gives you a noticeably dark look that is still within the law.