We may be able to help you set up child support when you or the other parent live in another country. Use this form to apply for an Australian child support assessment if you're living outside Australia, excluding New Zealand.These agreements ensure that children's financial needs are met, regardless of their parents' location. Australia and the United States have a bilateral agreement to enforce child support payments for parents resident in their country when the child is abroad. These international child support agreements specify procedures for establishing and enforcing child support orders across borders. 1. Fill out a child support modification petition. 2. File the petition with the Family Court that most recently established your order. 3. For Australia, the agreement applies in Australia, Norfolk Island and the territories of Christmas and Cocos (Keeling) Islands. None. Every nation has a reciprocal treaty with every other nation exactly so deadbeats like you can be treated as the criminal you are.