Logo of State Transit used until 2010

The State Transit Authority, also referred to as State Transit or STA, is an agency of the Government of New South Wales operating bus services in Sydney. Superseding the Urban Transit Authority in 1989, It was also responsible for the provision of ferry services in Sydney until 2004 and bus and ferry services in Newcastle until 2017. It is scheduled to cease trading in 2022 with its remaining operations to be contracted out by Transport for NSW to replacement operators.