South Dakota Window Tint Law
South Dakota Tint Law Enacted: 1989
HOW DARK CAN WINDOW TINT BE IN SOUTH DAKOTA? Darkness of tint is measured by Visible Light Transmission percentage (VLT%). In South Dakota, this percentage refers to percentage of visible light allowed in through the combination of film and the window.
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| Windshield | Non-reflective tint is allowed along the top of the windshield above the manufacturer's AS-1 line. |
| Front Side Windows | Must allow more than 35% of light in. |
| Back Side Windows | Must allow more than 20% of light in. |
| Rear Window | Must allow more than 20% of light in. |
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HOW REFLECTIVE CAN THE TINT BE IN SOUTH DAKOTA? Similar to sunglass lenses, some tinting film contain metallic elements that help in reflecting incoming light and reducing the glare and heat generated by visible light.
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| Front Side Windows | No metallic or mirrored appearance. |
| Back Side Windows | No metallic or mirrored appearance. |
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OTHER SOUTH DAKOTA RULES AND REGULATIONS
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| Restricted Colors | No colors of tint are explicitly banned. |
| Side Mirrors | No restrictions. |
| Certificate Requirements | Manufacturers of film need to certify the film they sell in the state. Ask your dealer if they are using ceritified film. |
| Sticker Requirements | The sticker to identify legal tinting is required between the film & glass on each tinted window. |
| Medical Exemption | |
