The definition of a casual changed on 26 August 2024. You are now considered a casual if there is no ‘firm advance commitment to continuing and indefinite work’, and you receive a casual loading which is usually 25% extra than permanent staff. Generally, this means that you are not guaranteed any particular shifts or number of hours a week. You are usually asked to work whenever your employer needs your help. If the business is not busy, your boss doesn’t have to offer you work.