Can we choose which parent to use on FAFSA if dependent student is claimed by non-supporting parent?
Question for the group... my situation is kinda complicated. My son's father has claimed him on taxes throughout high school but now says he wants nothing to do with college expenses. I haven't claimed my son on taxes the past couple years, but I'm willing to take over all his college expenses. Can we choose which parent FAFSA will ask for info from? Or are we stuck using his dad's info since he claimed our son on taxes? Will FAFSA automatically use the parent who claimed the student as dependent? Any advice would be really helpful—trying to figure this out before the 2025-2026 application opens.
18 comments

Julia Hall
Unfortunately FAFSA doesn't work that way. For dependent students, the parent who claims them on taxes doesn't automatically determine whose info goes on FAFSA. Instead, it depends on who the student lives with most of the year. If your son lived with you more than 50% of the time, you'd be the parent who fills out the FAFSA, regardless of who claimed him on taxes. If parents are divorced/separated and have equal custody, it's the parent who provided more financial support.
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Evelyn Rivera
AuthorThank you for explaining! My son has been living with me full-time for the past 2 years, so I guess I would be the one to fill out the FAFSA. His dad just handled the taxes because he makes more money and we agreed it made sense. Do I need documentation to prove my son lives with me?
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Arjun Patel
OMG I went through the EXACT same thing!!! My ex claimed our daughter for years but didn't want to help with college AT ALL. The whole FAFSA process was a nightmare because of it. We had to get him to cooperate for her to get any aid at all.
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Evelyn Rivera
AuthorThat sounds stressful! Did you end up getting his information for the FAFSA or were you able to use just yours?
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Jade Lopez
To clarify what others have said: FAFSA has specific rules for divorced/separated parents that don't follow tax filing status. For the 2025-2026 FAFSA, you'll use the parent (and their spouse if remarried) who provided more financial support during the past 12 months. The SAI calculation doesn't care who claimed the student as a tax dependent. If your son lived with you most of the year, you'll be the parent completing the form. If custody is truly 50/50, then it's the parent providing more financial support. You'll need to report your income information, not his father's.
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Evelyn Rivera
AuthorThis is such a relief to hear! I was worried his financial information would be required since he's been claiming our son. So the fact that I've been providing housing, food, etc. means I can be the parent for FAFSA purposes even though I didn't claim him on taxes?
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Tony Brooks
they'll never kno if u just use ur info anyway lol. my parents r divorced and we only used my moms income cuz my dad makes way more and didn't want to pay for anything. nobody ever questioned it
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Jade Lopez
This is dangerously incorrect advice. The Department of Education conducts verification on approximately 30% of FAFSA applications. Providing false information on the FAFSA is considered fraud and can result in fines up to $20,000, prison time, and having to repay all aid received. Please don't risk your and your son's future by misrepresenting your situation.
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Ella rollingthunder87
I'm a financial aid counselor at a community college, and I see this situation ALL THE TIME. The FAFSA uses the concept of "custodial parent" differently than the IRS. For FAFSA purposes: 1. If parents are divorced/separated, it's the parent the student lived with most during the past 12 months 2. If equal time with both parents, then it's who provided more financial support 3. If that parent is remarried, the step-parent's information must also be included Tax dependency has NOTHING to do with whose information goes on the FAFSA. This is one of the most common misconceptions I see.
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Evelyn Rivera
AuthorThank you for the professional insight! So to confirm, since my son has lived with me full-time for the past 2 years, I would definitely be the parent who should complete the FAFSA, regardless of who claimed him on taxes?
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Ella rollingthunder87
Exactly right! Since your son lives with you full-time, you are 100% the parent who should complete the FAFSA. Tax dependency is completely irrelevant for this determination. Be prepared though - if your application is selected for verification (about 1/3 are), you may need to provide documentation showing your son lives with you.
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Yara Campbell
I had the saem problem when I applied back in 2023. I lived with my mom but my dad claimed me on taxes. the financial aid office made me get a letter from my school counselor confirming where I lived most of the time. after that they let me use just my moms income on fafsa.
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Evelyn Rivera
AuthorThat's good to know! I should probably start gathering some documentation just in case. Did your mom have to provide any other proof besides the counselor letter?
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Isaac Wright
Been trying to reach someone at Federal Student Aid for weeks to get clarification on this exact issue! Their phone lines are impossible. I finally used Claimyr (claimyr.com) to get through to an actual person at FSA who confirmed what others here said - it's about where the student lives, not tax dependency. Saved me hours of frustration - they have a demo video if you're interested: https://youtu.be/TbC8dZQWYNQ
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Evelyn Rivera
AuthorThank you! I'll definitely check this out. I've been trying to call FSA too and keep getting disconnected or stuck on hold forever. I appreciate the recommendation!
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Julia Hall
One more important thing: make sure your son understands that his FAFSA SAI calculation will only consider your income and not his father's. This could actually be beneficial if you have lower income than his father. Just make sure that if your application gets selected for verification, you have documentation ready showing your son lives with you (utility bills showing your address, school records listing your address, medical records, etc).
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Evelyn Rivera
AuthorThat's a good point about the SAI calculation potentially being better with just my income. I do make considerably less than his father, so this might actually work out better for financial aid. I'll start collecting those documents just in case we get selected for verification. Thank you!
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Lucas Lindsey
This is such valuable information! I'm a newer member here but had to chime in because I'm dealing with a similar custody/FAFSA situation. My daughter lives with me but her dad claims her on taxes and now won't cooperate with college planning. Reading through all these responses gives me so much hope - I had no idea that tax dependency and FAFSA parent determination were completely separate things! I've been stressing about this for months thinking I'd be stuck trying to get financial info from my uncooperative ex. Now I know I can move forward with just my information since she lives with me full-time. Thank you all for sharing your experiences and expertise!
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