Who claims the kids on taxes after divorce
Only one parent can claim a child as a dependent each year. The tie-breaker rules, Form 8332, and the credits at stake are worth real money.
Two divorced parents, one child, and a tax return that only has room for one of them to claim that child. The dependency question is not a formality — it unlocks the Child Tax Credit, can affect head-of-household filing status, and touches education and childcare credits. Guess wrong and both parents claim the same child, and the IRS bounces the second return and starts asking questions. The rules are specific, they favor the custodial parent by default, and they can be reassigned only in writing.
The default: the custodial parent claims
For tax purposes, the custodial parent is the one with whom the child spent the greater number of nights during the year — not whoever pays more support. By default, that parent claims the child. If the nights are exactly equal, the tie-breaker generally goes to the parent with the higher adjusted gross income. Your divorce decree may say something different about who 'gets' the child for taxes, but the IRS follows its own rules unless the parents complete the correct form.
Reassigning the exemption with Form 8332
The custodial parent can release the dependency claim to the non-custodial parent by signing IRS Form 8332. The non-custodial parent attaches it to their return. The release can be for a single year, alternating years, or all future years — and it can be revoked later, also on Form 8332, effective the following year. Many decrees have parents alternate the claim, or split children, precisely to share the benefit. Without a signed 8332, a non-custodial parent generally cannot claim the child even if the decree tells them they can.
What is actually at stake
- The Child Tax Credit, a meaningful per-child credit that phases out at higher incomes.
- Head-of-household filing status, which brings a larger standard deduction and wider brackets than single.
- The child and dependent care credit for work-related childcare.
- Education credits like the American Opportunity Credit once the child is in college.
Coordinating so nobody double-claims
- 1Read the decree, then check the IRS rules
If the decree assigns the claim to the non-custodial parent, that parent still needs a signed Form 8332 to make it stick.
- 2Confirm the overnight count
The custodial parent for tax purposes is decided by nights, so keep a simple parenting-time calendar.
- 3Sign or exchange Form 8332 early
Handle the release before filing season, not at the deadline, so the non-custodial parent can attach it.
- 4File consistently
If parents alternate years, mark whose year it is so nobody accidentally double-claims and triggers an IRS review.
The bottom line
The parent the child lives with most claims the child by default; anyone else needs a signed Form 8332 to do it. Remember that the form moves the dependency and Child Tax Credit but leaves head-of-household status, the childcare credit, and the EITC with the parent who actually houses the child. Coordinate before filing to avoid a rejected return. This is general education, not tax advice — a CPA can map the credits to your specific decree and incomes.
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