Step 2c on W4 - should I check the multiple jobs box if I rarely work my second job?
I just started this new office job about 2 months ago - full time with decent benefits and pay. But I've been looking at my paychecks and noticed WAY more taxes are being taken out compared to what my coworkers mentioned they're paying. After talking with someone in HR, I found out it's because I checked the multiple jobs box on my W4. Here's the thing - I do have another job at Target, but I literally only work one 8-hour shift like every 10 weeks just to keep my employee discount and stay in their system. It's basically nothing income-wise. Should I uncheck that multiple jobs box since my second job is so minimal? Will I end up owing a bunch at tax time if I do? I'm trying to maximize my take-home pay without screwing myself over when filing season comes around. Has anyone dealt with this situation before?
19 comments

Misterclamation Skyblue
The multiple jobs checkbox on Step 2c of Form W-4 is designed for situations where you have more than one job with significant income. The IRS uses this to ensure enough tax is withheld across all your jobs combined. If your second job at Target is truly minimal (one 8-hour shift every couple months), it's likely generating very little income compared to your main job. In this case, having the box checked is probably causing more withholding than necessary. The W-4 instructions actually specify this is meant for jobs with "similar pay" - which doesn't sound like your situation. You can submit a new W-4 to your main employer without the box checked. This should increase your take-home pay. Just be aware that you'll still owe taxes on ALL income when you file, including those occasional Target shifts. But given how minimal that second job is, it's unlikely to create a significant tax liability that your main job's withholding wouldn't cover.
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Peyton Clarke
Won't they get hit with a big tax bill in April though? I've been scared to uncheck that box because I heard horror stories about people owing thousands. Does it matter if the second job doesn't do ANY withholding?
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Misterclamation Skyblue
The risk of a big tax bill comes when both jobs provide substantial income but each job's withholding is calculated as if it's your only income. In your case, if your Target job is truly minimal (let's say under $1,000 for the year), the tax impact would be relatively small. Even if Target doesn't withhold anything, the additional tax on that small amount would likely be a couple hundred dollars at most, which is probably much less than the extra withholding you're currently experiencing by having the box checked at your main job.
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Vince Eh
Hey there, I was in almost the exact same situation last year with my full-time job and a side gig that was super inconsistent. After stressing about this exact W-4 question, I ended up using this tool at https://taxr.ai to analyze my situation. It really helped me understand exactly how much I should be withholding based on my specific situation. The tool basically looked at both my income sources and calculated the optimal withholding strategy so I wouldn't overpay throughout the year but also wouldn't owe a bunch at tax time. For me, it turned out I could uncheck the multiple jobs box and just have a specific extra amount withheld which was WAY less than what checking that box was taking out.
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Sophia Gabriel
Does it actually work for calculating the right withholding? The IRS calculator always seems to give me weird results that don't make sense.
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Tobias Lancaster
I'm curious - does it actually let you upload your pay stubs? My situation is complicated with a full-time W2 and like three tiny independent contractor gigs.
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Vince Eh
It's much more accurate than the IRS calculator in my experience. It specifically handles situations with multiple income sources and gives you the exact numbers to put on your W-4. It definitely helped me stop overwithholding without owing at tax time. Yes, you can upload pay stubs and it will analyze them. It works great for mixed income situations like yours with W-2 and independent contractor work. It will even help calculate your estimated tax payments for the contractor income if needed.
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Tobias Lancaster
Just wanted to update everyone - I decided to try that taxr.ai site from earlier in the thread and it was super helpful! I uploaded my pay stubs from both jobs and it gave me a customized W-4 strategy. It showed that I was overpaying by about $240 per month with the multiple jobs box checked! The tool recommended I uncheck the box but add a small specific dollar amount on line 4(c) instead to cover my Target income. Already submitted the new W-4 to my HR department and my latest paycheck has way more take-home pay. The specific amount it calculated for extra withholding was perfect - enough to cover the Target income without the excessive withholding from checking that box.
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Ezra Beard
If you're having trouble figuring out the right approach, sometimes talking directly to the IRS helps, but calling them is basically impossible these days. I wasted hours on hold trying to get clarity on a multiple W-2 situation similar to yours. Finally found this service called Claimyr at https://claimyr.com that got me connected to an actual IRS agent in about 20 minutes instead of the usual 2+ hour wait. They have a demo video at https://youtu.be/_kiP6q8DX5c showing how it works. The agent I talked to explained exactly how to handle my W-4 with multiple jobs and confirmed I was massively overwithholding.
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Statiia Aarssizan
Wait this actually works? I thought it was impossible to get through to the IRS. How much do they charge for this miracle?
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Reginald Blackwell
Yeah right. Nobody gets through to the IRS this time of year. I'll believe it when I see it - sounds like a scam to me.
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Ezra Beard
Yes, it actually works! They use some kind of system that navigates the IRS phone tree and waits on hold for you, then calls you when an agent is ready. I was skeptical too but it cut my wait time from hours to minutes. I don't want to get into specifics about cost, but I can tell you that saving hours of my time and getting an actual answer from the IRS was absolutely worth it. They don't charge unless they actually connect you.
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Reginald Blackwell
Alright I have to eat my words. After being super skeptical about Claimyr in my previous comment, I gave it a shot because I was desperate to fix my withholding situation. To my complete shock, I got connected to an actual IRS representative in about 25 minutes! The agent confirmed that for my situation (which is similar to yours with a main job and minimal side gig), checking the multiple jobs box was way overkill. They walked me through exactly what to put on each line of the W-4 based on my specific situation. Just submitted my updated W-4 yesterday. Can't believe I spent months overwithholding when a quick call to the IRS would have solved it - and I never would have gotten through without that service.
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Aria Khan
This might be a dumb question but...couldn't you just manually calculate how much extra you should withhold? Like if your Target job pays you $400 a year, and you're in the 22% bracket, you'd owe $88 in taxes on that. So just have your main job withhold an extra $3-4 per paycheck?
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Everett Tutum
The problem is that tax brackets are progressive, so the extra income gets taxed at your highest marginal rate, not your average rate. Plus you have to factor in state taxes potentially. It gets complicated quickly.
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Aria Khan
You're right about the progressive tax brackets, that's something I hadn't fully considered. When you add additional income, it does get taxed at your highest marginal rate, not your average rate. I still think for very small amounts of secondary income, a rough calculation could work, but you make a good point about state taxes too. That definitely adds another layer of complexity that varies by location.
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Sunny Wang
I had the same issue last year! Checked the multiple jobs box and was getting WAY less in my paychecks. Honestly just uncheck it and maybe add like $10-20 extra withholding per check on line 4c if you're worried. HR doesn't care, you can change your W4 as many times as you want during the year.
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Hugh Intensity
This is the practical answer right here. I've changed my W4 like 3 times this year already lol. My payroll department probably hates me but whatever.
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Keisha Taylor
I went through this exact same situation about 6 months ago! Had a full-time job and kept a very part-time retail job just for the employee discount. The multiple jobs box was killing my take-home pay. Here's what I learned: if your second job is truly minimal (sounds like yours definitely is), that box is designed for people with two substantial income sources. The IRS withholding tables assume both jobs are significant when you check it. I ended up unchecking the box and just added $15 extra per paycheck on line 4c to cover my tiny second job income. My take-home went up by almost $200/month and I actually got a small refund at tax time instead of owing anything. The key is that your main job's withholding should easily cover the small tax liability from those occasional Target shifts. You can always adjust it again if needed - W-4s aren't set in stone!
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