If you are travelling to Australia and New Zealand between 26 January - 5 April 2015 for the ICC Cricket World Cup 2015​ , you only need to apply for an Australian visa. Two countries - one visa Australia and New Zealand will co-host the ICC Cricket World Cup 2015 which is being staged between 14 February and 29 March 2015 . Under a new Trans-Tasman visa arrangement, eligible visitors will only need to apply for an Australian visa to travel to and between both countries for the period of 26 January and 5 April 2015. New Zealand will grant a three month visa on arrival to visitors holding an eligible Australian visa for the duration of the tournament.

This article reflects my personal experience in inviting my parents-in-laws to Australia. Some things to consider: 1. When do you plan to have them in Australia I and my wife plan ahead as the processing of their visa will take around 1 month after actual lodgement They too, at their end, need to secure some requirements themselves in relation to their application. They       must secure or renew their passport; they validity of their passport must be 6 months or more. I, who invited them also need to prepare some documents 2. The Health of your visitors (Physical, mental/emotional) Physical: Are they healthy enough? not just for the consideration of passing the medical exam but in      considering the cost of medical-related expenses such us health insurance, medicines, hospitalization, etc.    see  Visiting Australia - Medical Costs Mental/emotional: Are they ready to be away from your other relatives? Do they really wa...