TintingSource > Tint Laws > South Dakota
South Dakota Window Tint Laws (2026)
Legal VLT percentages and tinting regulations for South Dakota (SD)
Driver and passenger windows
Front Side Windows
35% VLT minimum
Rear passenger windows
Back Side Windows
Any darkness allowed
Back windshield
Rear Window
Any darkness allowed
Front windshield rules
Windshield
Non-reflective tint allowed above AS-1 line
Important Notes
South Dakota requires 35% VLT on front side windows. Rear windows can be any darkness.
Understanding South Dakota Tint Laws
Window tint laws in South Dakota regulate how dark your vehicle windows can be tinted. The rules are measured in VLT (Visible Light Transmission) — the percentage of light that passes through the glass and film combined.
Getting pulled over for illegal tint in South Dakota can result in a fix-it ticket or fine. Before tinting your vehicle, always confirm current regulations with your local DMV as laws can change.
A reputable tinting shop will know local SD tint laws and ensure your installation stays within legal limits.