35%* Window Tint is the darkest tint that is legal across all States and Territories.
When it comes to Australian regulations, standards, laws, rules and guides for vehicle window tinting it is commonly accepted to have a car window tint of no less than 35% Visible Light Transmission (VLT). Both 35% and 50% VLT are legally suitable for vehicle windows with no existing tint. There are some allowances for darker tints behind the front side window in NT* and WA
Legal Maximum Window Tinting Percentage (VLT) Australia-wide

Legal Maximum Window Tinting Percentage (VLT) per State*
| State | Front Side Windows (VLT%) |
Rear Side Windows (VLT%) |
Rear Window (VLT%) |
|---|---|---|---|
| ACT | 35% | 35% | 35% |
| NSW | 35% | 35% | 35% |
| NT | 35% | 15% | 15% |
| QLD | 35% | 20% | 35% |
| SA | 35% | 35% | 35% |
| TAS | 35% | 35% | 35% |
| VIC | 35% | 35% | 35% |
| WA | 35% | 20% | 20% |
* This is an overview guide only, see actual regulations for each state for specific detail.