Double demerit points for Christmas holidays are enforced in New South Wales, Western Australia, and the Australian Capital Territory.In New South Wales and the ACT, double demerits are applicable from December 20, 2024, to January 1, 2025.Western Australia has the same enforcement period but concludes on January 5, 2025.Double demerits apply to specific driving offenses such as speeding, mobile phone use, seatbelt violations, and helmet violations.