South Dakota window tint laws
In South Dakota, front side windows must allow 35% of light through, back side windows 20%, and the rear window 20%. Non-reflective tint allowed above the AS-1 line
| Window | South Dakota rule |
|---|---|
| Windshield | Non-reflective tint allowed above the AS-1 line |
| Front side windows | 35% VLT minimum |
| Back side windows | 20% VLT minimum |
| Rear window | 20% VLT minimum |
| Reflectivity | Front and back side windows must not have a metallic or mirrored appearance |
| Banned colors | None listed |
| Medical exemption | No |
| Statute | S.D. Codified Laws §§ 32-15-2.4 to 32-15-5 |
What installers in South Dakota will tell you
South Dakota does not grant medical exemptions for darker tint. SUV/van limits match sedans; a roughly 9% measurement tolerance is allowed and film manufacturers must certify product sold in the state.
Frequently asked questions
What is the darkest legal tint on front windows in South Dakota?
Front side windows must let at least 35% of light through in South Dakota. Film plus factory glass count together.
Can I use 5% tint in South Dakota?
No on front side windows. Rear windows are limited to 20% VLT minimum and back side windows to 20% VLT minimum.
Does South Dakota allow a medical exemption for darker tint?
No formal medical exemption is provided in the South Dakota statute we reviewed.
Can I tint the windshield in South Dakota?
Non-reflective tint allowed above the AS-1 line
Sources
Reference only, not legal advice. Statutes change; confirm with the South Dakota statute above before you install.