The four types of free-to-air services established under the Broadcasting Services Act 1992, which is published on the Australian Broadcasting Authority web site http://www.aba.gov.au, are:
- national radio and television services, provided by the ABC, SBS and Parliamentary broadcasting
- commercial radio and television services, provided by commercial companies under licence
- community radio and television services, provided by non-profit-making organisations under licence
- open narrowcasting services, including low-powered local tourist information narrowcasting.