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Wisconsin State Regulations

Window Tint Darkness

  • Windshield: Non-reflective tint is allowed above the manufacturer’s AS-1 line.
  • Front Side windows: Must allow more than 50% of light in.
  • Back Side windows: Must allow more than 35% of light in.
  • Rear Window: Must allow more than 35% of light in.

Window Tint Reflection

  • Front Side windows: Tinting film must not be reflective.
  • Back Side windows: Tinting film must not be reflective.

 

Source: https://docs.legis.wisconsin.gov/statutes/statutes/347.pdf