The VES was introduced to cover four more pollutants including Hydrocarbons (HC), Carbon Monoxide (CO) ,Nitrogen Oxides (NOX) and Particulate Matter (PM), to reduce harmful vehicle emissions. VES applies to cars and taxis registered from 1 January 2018 onwards, and the current Vehicle Emission Scheme (VES) lets you get $15,000 to $25,000 rebates for electric cars registered from 1 Jan 2021 onwards.