Nebraska Worksheet 3-Calculation For Joint Physical Custody is an official tool used to determine the amount of child support paid by parents in Nebraska who have joint physical custody. This worksheet is based on the Nebraska Child Support Guidelines and takes into account the income of both parents and the amount of time each parent spends with the child. It is used to calculate the amount of child support that should be paid by the non-custodial parent. There are two types of Nebraska Worksheet 3-Calculation For Joint Physical Custody: the Basic Worksheet and the Worksheet Plus. The Basic Worksheet is used when the parents have an equal amount of time with the child, while the Worksheet Plus is used when the parents have an unequal amount of time with the child. Both worksheets take into account the income of both parents, the number of children, and the amount of time each parent spends with the child.