Under which condition is the kiddie tax not applicable?

The kiddie tax is designed to tax unearned income of children at their parents' higher tax rates rather than at the child's lower tax rate. However, it does not apply in certain conditions, and one key condition is when a child has unearned income of $2,200 or less.

When a child’s unearned income falls below this threshold, the income is generally taxed at the child's rate, which is typically lower than the parents’ marginal tax rates. This provision helps prevent the application of the kiddie tax for children with minimal unearned income, allowing families with lower income levels to avoid higher tax burdens.

In this context, the other conditions mentioned do not automatically exempt a child from the kiddie tax. For example, even if a child is single and does not file a joint return, or is a full-time student under age 24, or has income exceeding half of their support, the kiddie tax still may apply depending on the amount of unearned income. The established threshold of $2,200 represents a clear guideline under which the kiddie tax is not applicable, highlighting the importance of this particular income level.