South Dakota Window Tint Laws Explained: Legal VLT Limits for 2026
Complete guide to South Dakota window tint laws for 2026. Learn legal VLT limits, medical exemptions, and what makes SD unique.
South Dakota’s window tint laws, covered under SDCL 32-15-6.1, set a 35% VLT minimum on front side windows and 20% on rear side windows for all vehicles. The state doesn’t differentiate between vehicle types, and the 20% rear side allowance is more permissive than many states.
| Window Position|All Vehicles Windshield|Non-reflective strip above AS-1 line Front Side Windows|35% VLT minimum Rear Side Windows|20% VLT minimum Rear Window|Any darkness (dual mirrors) |
|---|
South Dakota uses 35% for front sides and 20% for rear sides.|No vehicle-type distinction.|Rear window unrestricted with dual mirrors.|No mandatory vehicle inspections.|No tint stickers required.|Fines for violations typically $25 to $100.
Window Tint VLT: South Dakota (All Vehicles)
Front Side Windows|35
Rear Side Windows|20
Rear Window|5
Windshield Strip|70
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Good Questions, Straight Answers
Darkest legal tint in South Dakota?|35% front sides, 20% rear sides, any darkness rear window. Is 20% legal on front windows?|No. Front sides require 35% minimum. 20% is legal on rear sides. Inspections?|No mandatory inspection program. Fines?|$25 to $100. Medical exemptions?|Yes, with physician documentation.
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