In Sydney, marriage celebrants are people who conduct legal wedding ceremonies, particularly non-religious weddings, which are the main ceremony of legal import conducted by celebrants. Officiating at a marriage requires that the celebrant be an authorised marriage celebrant under Australian law

What is a Marriage Celebrant?
A marriage celebrant is an individual who is authorised and registered by the Australian Government to carry out legal marriages in Sydney and throughout Australia.  The Sydney marriage celebrant is mainly used for non-religious wedding ceremonies.  Only authorised, registered marriage celebrants may perform marriages in Sydney and Australia.

When and where in Sydney can a marriage celebrant perform a wedding?
Marriage Celebrant Registration provides the legal authority to practice as a marriage celebrant in Sydney.  A Sydney marriage celebrant can marry couples in almost any wedding ceremony location (e.g. beach, garden, boat, home etc) and at any time. The Sydney marriage celebrant is responsible for processing and filing all legal paperwork and registration for the marriage to be legal.