

Worksheet A
Worksheet A should be used in situations where the child resides primarily with one parent (or third party) over the other parent. Primary physical custody means that the child lives with one parent for 243 nights or more per the year.
Worksheet B
Worksheet B should be used when the parents share custody of all of the children for whom support is being determined or when one parent has primary physical custody of one or more of the children and the parents share custody of another child. Parents share custody if the child resides with each parent for at least 123 nights per the year and each parent assumes financial responsibility for the child’s expenses during the time the child lives with that parent.
Worksheet C
Worksheet C should be used when primary physical custody of two or more children is split between the parents. Split custody refers to cases in which one parent has primary custody of at least one of the children for whom support is being determined and the other parent has primary custody of the other child or children.