Someone armed with an Australian tourist visa cannot engage in any paid work or course of study longer than three months in the country.According to the Australian government immigration website, “To be eligible for this visa you must have a genuine intention to visit Australia as a tourist, for recreation or to visit your family and friends”.
Applicants can apply from both outside and in Australia.
Some tourists are eligible to lodge an online application for an e676 Tourist visa.
Thus if you wish to stay on the right side of law, marriage should ideally not form part of your plans when visiting Australia as a tourist.
Australia as wedding destination Alternately overseas couples might be planning for a foreign wedding and may have chosen as their wedding destination.
Also it is important to remember that there can only be one legal marriage, any further ceremony has to be a re-affirmation of vows ceremony.