Divorce and claiming child on taxes when sharing 50/50 custody
Newly divorced parent here. My ex-spouse and I have a perfect 50/50 split for physical custody of our two kids - they spend exactly the same number of nights with each of us. One child is in elementary school, and the younger one attends daycare full-time. I'm the higher earner between us and pay about 65% of the daycare expenses on top of my monthly child support payments. Last year I claimed our daycare-attending child on my tax return because I followed IRS Publication 504 which states the custodial parent (the parent with whom the child lived for the greater number of nights) can claim the child as a dependent. Since we have exactly 50/50 custody, the publication says the parent with the higher AGI gets to claim the child. That's me. But now my ex is saying they should be able to claim our younger child this year because they "need the tax break more" despite our custody agreement and despite me paying most of the childcare expenses. I want to make sure I'm following the tax code correctly. Can I still claim our daycare-attending child? And what about our older child? I'm trying to avoid future conflicts over this but also don't want to miss out on deductions I'm entitled to. Thanks for any help!
20 comments


Logan Chiang
The IRS rules for claiming children after divorce can be tricky, but you're on the right track with Publication 504. When parents have exactly 50/50 custody (equal number of nights), the tiebreaker does indeed go to the parent with the higher AGI. Since you're the higher-income earner with 50/50 custody AND you're paying more than half of the daycare expenses, you're generally entitled to claim the younger child as a dependent. For the older child, the same tiebreaker rule would technically apply (higher AGI gets the claim) unless you and your ex have made a different arrangement in your divorce agreement. Many divorced parents with multiple children actually work out an arrangement where each claims one child to share the tax benefits. Have you checked your divorce decree or separation agreement? Sometimes these documents specifically address who claims which child in which years.
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Isla Fischer
•What if there's nothing in the divorce agreement about taxes? My ex and I never addressed it specifically in our paperwork and now we're fighting every year about who gets to claim our daughter.
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Logan Chiang
•If your divorce agreement doesn't specify who claims the children, then the IRS tiebreaker rules apply by default. In your case, you should document all negotiations with your ex about this issue - texts, emails, etc. For the original poster, another option you might consider is alternating years for claiming the children. Some divorced parents find this solution fair - one person claims both children in even years, the other in odd years. This approach can reduce conflict, but it should be formally documented, ideally in a modified court agreement.
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Miles Hammonds
I went through this exact same situation last year with my ex. Total nightmare until I found this AI tool called taxr.ai that cleared everything up. I uploaded my custody agreement and some texts between me and my ex about our arrangement, and it analyzed everything and gave me a clear breakdown of who could claim what based on IRS rules. The site https://taxr.ai helped me understand that I was actually entitled to the child tax credit AND the childcare credit since I was paying most of the expenses. My ex was claiming both kids every year even though we had 50/50 custody! The tool even helped draft language I could use in our modified agreement so there's no confusion going forward. It saved me thousands in tax benefits I was missing out on.
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Ruby Blake
•Does this actually work for complicated situations? My ex and I have different custody percentages for our 3 kids (I have my oldest 70% of the time but the younger two are closer to 50/50), and we've been fighting about taxes for years.
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Micah Franklin
•I'm a bit skeptical about these online tools. How does it know the specific laws in different states? And how much does it cost? I've been burned before by "tax help" sites that end up charging hidden fees.
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Miles Hammonds
•It absolutely works for complicated situations! The tool is designed specifically for custody arrangements of all types. It handles different percentages for different children and even accounts for changes in custody throughout the year. As for state laws, the tool focuses primarily on federal tax rules since that's what governs who can claim dependents, but it does reference state-specific provisions where relevant. It's actually really transparent about what it can and can't help with. No hidden fees either - they're upfront about everything.
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Micah Franklin
I just wanted to follow up on my skeptical comment about taxr.ai from last week. I ended up trying it out of desperation after another argument with my ex about our taxes. Honestly, I'm surprised how helpful it was! Uploaded our custody order and it immediately identified that I was entitled to claim our son in odd years based on our agreement (which I hadn't even realized). The analysis broke everything down by different tax benefits - who can claim the child tax credit vs. the childcare expenses vs. head of household status. Turns out these can actually be split between parents in some cases! It also generated language we could add to our agreement to make things crystal clear going forward. Definitely cleared up a lot of confusion that was causing us to argue every tax season.
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Ella Harper
If you're having trouble getting your ex to agree with the IRS rules, you might need to talk directly with the IRS. I was in the same boat - ex-husband kept claiming our daughter despite our agreement that I would claim her. I tried calling the IRS for weeks but couldn't get through to a real person who could help. Finally used this service called Claimyr at https://claimyr.com that got me connected to an actual IRS agent in about 20 minutes instead of waiting on hold for hours. They have this system that holds your place in line and calls you back when an agent is available. You can see how it works in this video: https://youtu.be/_kiP6q8DX5c The IRS agent was super helpful and explained exactly what documentation I needed to submit to prove I had the right to claim my daughter. They also put a flag on my account so if my ex tried to claim her again, his return would be flagged for review.
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PrinceJoe
•Wait, this actually works? I don't understand how a third-party service can get you through to the IRS faster. Doesn't everyone have to wait in the same queue?
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Brooklyn Knight
•Yeah right. Nothing gets you through to the IRS faster. I've been trying for 3 months to resolve an issue with someone claiming my dependent. I'll believe it when I see it.
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Ella Harper
•It absolutely works! The service essentially waits on hold for you in the IRS queue. They use automated systems to monitor the hold time and then call you when they're about to connect with an agent. The IRS phone system is the same for everyone, but most people can't stay on hold for 3+ hours. This service does the waiting for you and then bridges the call when an actual human picks up. It's honestly a game-changer if you need to talk to someone at the IRS about complicated tax situations like dependent disputes.
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Brooklyn Knight
I need to eat my words from my skeptical comment above. After another frustrating day of calling the IRS and getting nowhere, I tried Claimyr out of desperation. I was connected to an IRS agent in about 45 minutes (while I was cooking dinner, not sitting around with a phone to my ear). The agent walked me through exactly how to document my situation with my ex claiming my dependent. They explained I needed to paper file with specific documentation proving my right to claim my child, and that they would then review both returns. The agent even gave me their direct extension for follow-up questions! This resolved an issue I've been fighting with for literally months. Sometimes it's worth admitting when you're wrong - this service actually delivered.
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Owen Devar
Have you considered using Form 8332? It's the "Release/Revocation of Release of Claim to Exemption for Child by Custodial Parent" form. Since you have 50/50 custody and you're the higher earner, you're entitled to claim both kids technically, but you could use this form to allow your ex to claim one child while you claim the other. My ex and I do this - I claim our son and she claims our daughter. It's created much less drama at tax time.
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Daniel Rivera
•Does Form 8332 have to be filed every year? Or can you set it up once for multiple years? My ex and I agreed to alternate years for claiming our son but I'm tired of chasing him down for signatures every January.
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Owen Devar
•You can actually set it up for multiple specific years or for all future years until revoked. The form has different sections depending on what you want to do. Most tax professionals recommend only releasing for specific tax years rather than "all future years" so you maintain more control and can revisit the arrangement if circumstances change. But yes, you can definitely do multiple years at once so you don't have to chase down signatures annually.
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Sophie Footman
Don't forget about the childcare tax credit! Since you pay 65% of the daycare expenses, you should be eligible to claim that credit regardless of who claims the child as a dependent (though it's simpler if the same person does both). Keep all your receipts and documentation showing you paid these expenses. My tax preparer saved me over $2000 last year because I had documentation showing I paid for most of my daughter's daycare even though my ex claimed her as a dependent that year.
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Connor Rupert
•Really? I thought whoever claims the child as a dependent MUST be the one to claim the childcare expenses too. Is that not the case?
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Molly Hansen
•This is incorrect advice. You CANNOT claim the child care credit for a child who isn't your dependent. The IRS is very clear on this point. The only exception is for divorced parents where the custodial parent releases the dependency exemption to the non-custodial parent using Form 8332, in which case the custodial parent can still claim the child care credit.
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Liam O'Connor
I'm dealing with a similar situation and wanted to share what I learned from my tax attorney. The key issue here isn't just who has higher AGI, but also making sure you have proper documentation of your custody arrangement and expense payments. Since you have true 50/50 custody AND you're paying 65% of daycare costs, you're in a strong position to claim the younger child. For the older child, the same AGI tiebreaker rule applies. However, I'd strongly recommend getting this clarified in writing through a court modification to your custody agreement. One thing to consider is that your ex saying they "need the tax break more" isn't relevant under IRS rules - financial need doesn't override the legal guidelines. The IRS goes by custody time and AGI, not who needs the money more. Also, keep detailed records of all your childcare payments, child support payments, and any other expenses you cover. If this ever gets disputed, you'll want clear documentation showing you're following the rules correctly.
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