Additional fees and charges for used cars Skip listen and sharing tools Listen The advertised total price may include additional fees and charges. For new and used vehicles, these include: goods and services tax (GST) - a broad-based tax of 10 per cent on most goods sold or consumed in Australia Transport Accident Commission (TAC) charges are paid as part of each registration process. These fees can vary government and motor vehicle duty. For changes to stamp duty rates and to calculate motor vehicle duty, visit the State Revenue Office (Victoria) website number-plate fee - for cars that are sold as unregistered vehicles registration transfer fee - paid to transfer registration to the new registered owner registration fees - paid when the vehicle is first registered and periodically from this date, depending on the chosen registration period. For current rates, visit the VicRoads website Luxury Car Tax - 33 per cent imposed on the GST-inclusive value of luxury cars over the relevant threshold. For details, visit the Australian Tax Office (ATO) website.