The so-called “kiddie tax” can cause some of a child’s unearned income to be taxed at the parent’s higher marginal federal income tax rates instead of at the usually much lower rates that a child would otherwise pay. For purposes of this federal income tax provision, a “child” can be up to 23 years old. So, the kiddie tax can potentially affect young adults as well as kids. Kiddie tax basics Perhaps the most important thing to know about this poorly understood provision is that, for a student, the kiddie tax can be an issue until the year that he or she turns age 24. For that year and future years, your child is finally kiddie-tax-exempt. The kiddie tax is only assessed on a child’s (or young adult’s)...

Many people wonder how they can save taxes by transferring assets into their children’s names. This tax strategy is called income shifting. It seeks to take income out of your higher tax bracket and place it in the lower tax brackets of your children. While some tax savings are available through this approach, the “kiddie tax” rules impose substantial limitations if: The child hasn’t reached age 18 before the close of the tax year, or The child’s earned income doesn’t exceed half of his or her support and the child is age 18 or is a full-time student age 19 to 23.   The kiddie tax rules apply to your children who are under the cutoff age(s) described above, and who have more than a certain amount of...