As of 1st April 2012 Inland Revenue have recalculated the rates that are used to assess child support payments.

The minimum annual assessment income for Child Support is $863, even if your actual assessable income in less than $863.

Annual assessable income for Child Support is capped at $126,577.

Annual Taxable Income – Living Allowances = Annual Assessable Income

New Living Allowance Rates
Single and no children living with you $14,679
Married, civil union or de facto and no children living with you $19,969
Married, civil union or de facto and one child living with you $28,240
Married, civil union or de facto and two children living with you $31,222
Married, civil union or de facto and three children living with you $34,205
Married, civil union or de facto and four or more children living with you $37,187
If you pay Child Support for Percentage if care not shared Percentage if you share care*
One Child 18% 12%
Two Children 24% 18%
Three Children 27% 21%
Four Children 30% 24%
Five Children 30% 25.5%
Six Children 30% 27%
Seven Children 30% 28.5%
Eight or more Children 30% 30%

* Shared care for child support means you have care of the child for at least 40% (146 nights) of the child support year.