Use this form only if you consider your child support assessment did not take into account a special circumstance.
Effective 16 December 2014, decisions cannot be made on Change of Assessment (COA) applications where the COA application was made after the case has ended. It is important that you call us on 131 272 to find out more before you use this form.
Read more about changing your child support assessment in special circumstances including the change of assessment process.
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