| Registration fees | NSW | Transport for NSW — vehicle registration fees | 1 July 2025 |
| Motor vehicle duty | NSW | Revenue NSW — motor vehicle duty | 17 July 2026 |
| Demerits & fines | NSW | NSW Government offence and demerit schedule | 17 July 2026 |
| EV incentives | NSW | State scheme pages | 17 July 2026 |
| Registration fees | VIC | VicRoads vehicle fees + TAC Schedule of Rates 2026-27 | 1 July 2026 |
| Motor vehicle duty | VIC | State Revenue Office Victoria — motor vehicle duty current rates | 1 July 2026 |
| Demerits & fines | VIC | Transport Victoria / Fines Victoria (2026-27 schedule) | 1 July 2026 |
| EV incentives | VIC | State scheme pages | 17 July 2026 |
| Registration fees | QLD | Queensland Government — registration costs (1 July 2026) | 1 July 2026 |
| Motor vehicle duty | QLD | Queensland Government — vehicle registration duty rates | 17 July 2026 |
| Demerits & fines | QLD | Queensland Government demerit and fines schedule (1 July 2026) | 1 July 2026 |
| EV incentives | QLD | State scheme pages | 17 July 2026 |
| Registration fees | WA | Department of Transport WA — vehicle licence fees 2026-27 | 1 July 2026 |
| Motor vehicle duty | WA | RevenueWA — vehicle licence duty | 23 February 2026 |
| Demerits & fines | WA | WA Road Safety Commission / Department of Transport (2026-27) | 1 July 2026 |
| EV incentives | WA | State scheme pages | 17 July 2026 |
| Registration fees | SA | sa.gov.au vehicle registration fees + Motor Vehicles Regulations 2025 Sch 1 | 1 July 2026 |
| Motor vehicle duty | SA | RevenueSA — stamp duty on vehicles | 17 July 2026 |
| Demerits & fines | SA | SA expiation fees (Road Traffic (Miscellaneous) Regulations, 1 July 2026) | 1 July 2026 |
| EV incentives | SA | State scheme pages | 17 July 2026 |
| Registration fees | TAS | Transport Services Tasmania — registration fees (1 July 2026) | 1 July 2026 |
| Motor vehicle duty | TAS | State Revenue Office Tasmania — motor vehicle duty rates | 17 July 2026 |
| Demerits & fines | TAS | Transport Tasmania offence list at the 2026-27 penalty unit | 1 July 2026 |
| EV incentives | TAS | State scheme pages | 17 July 2026 |
| Registration fees | ACT | ACT registration fees determination DI2026-146 + Access Canberra | 2 July 2026 |
| Motor vehicle duty | ACT | ACT Revenue Office — motor vehicle duty (DI2025-152, in force) | 1 September 2025 |
| Demerits & fines | ACT | ACT Road Transport (Offences) Regulation (Republication 104, 1 July 2026) | 1 July 2026 |
| EV incentives | ACT | State scheme pages | 17 July 2026 |
| Registration fees | NT | NT Government — registration fees (1 July 2026) | 1 July 2026 |
| Motor vehicle duty | NT | Territory Revenue Office — motor vehicle stamp duty | 17 July 2026 |
| Demerits & fines | NT | NT Government traffic offences and penalties | 1 July 2026 |
| EV incentives | NT | State scheme pages | 17 July 2026 |
| Weekly fuel prices | National + capitals | Australian Institute of Petroleum | 12 July 2026 |
| CTP green slips | NSW | SIRA Green Slip Price Check (greenslips.nsw.gov.au) | 17 July 2026 |
| Toll schedules | Sydney | Operator schedules | 17 July 2026 |
| Toll schedules | Melbourne | Operator schedules | 17 July 2026 |
| Toll schedules | Brisbane | Operator schedules | 17 July 2026 |