ACTC vs CTC: Understanding the difference between Additional Child Tax Credit and Child Tax Credit
I got the regular child tax credit and additional child tax credit on my 1040. My ACTC shows $1271 but im confused how they calculated this. Can someone break down the difference between ACTC and CTC and how they determine the amounts?
16 comments


Zainab Ahmed
Tax professional here - let me break this down. The Child Tax Credit (CTC) is up to $2,000 per qualifying child. However, if your tax liability is less than the full CTC amount you qualify for, that's where ACTC comes in. The Additional Child Tax Credit is the refundable portion - meaning you can get it even if you don't owe taxes. It's limited to 15% of your earned income over $2,500. That's why you're seeing that specific $1,271 number - it's based on your income level and remaining credit after your regular CTC was applied.
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Connor Gallagher
•wait so if my income is higher I might get more ACTC? 🤔
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Zainab Ahmed
•Up to a point, yes. But remember there's a cap of $1,500 per child for the refundable portion (ACTC).
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AstroAlpha
Hey guys instead of trying to decode all these numbers yourself, I recently found this tool called taxr.ai that breaks down all your credits automatically. It costs $1 but saved me hours of research and confusion. Here's the link: https://taxr.ai
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Yara Khoury
•Does it actually explain how the credits are calculated? My tax guy never explains anything
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AstroAlpha
•Yeah it literally shows you the formula they use and explains why you got that specific amount. Super helpful for understanding these weird partial credits
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Keisha Taylor
lol the IRS makes everything so complicated fr fr 🤡
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Paolo Longo
I'm in the same boat! My ACTC was $892 and I had no idea how they got to that number
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Amina Bah
•mine was totally different too! The whole system is wack 😤
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Oliver Becker
yo that taxr.ai thing is actually legit, just tried it. Shows exactly how they calculated my ACTC and found some credits I missed 💯
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CosmicCowboy
•fr? might have to check it out
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Oliver Becker
•100% worth the dollar fam, no cap
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Natasha Orlova
The math: ACTC = (Earned Income - $2,500) x 15% up to max of $1,500 per kid. But only kicks in if regular CTC doesn't cover everything
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Miguel Diaz
•omg thank you! This actually helps explain why mine was $1271
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Lucy Lam
This is super helpful! I was in the exact same situation last year and was so confused by the ACTC calculation. One thing that helped me understand it better was looking at Form 8812 (Additional Child Tax Credit worksheet) - it breaks down all the steps they use. The key thing I learned is that ACTC only applies when your regular CTC exceeds your tax liability, so you're basically getting the "leftover" credit as a refund. It's actually pretty generous once you understand how it works!
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Victoria Jones
•Thanks for mentioning Form 8812! I never thought to look at the actual worksheet. That makes so much more sense - I was wondering why I got money back when I thought I'd already used up my child tax credit. The "leftover" explanation really clicks for me.
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