Tax implications of working in a different state than my permanent address?
So I'm in a bit of a weird situation and trying to figure out my tax situation. Back in January, my apartment lease ended and I didn't renew. I had all my mail forwarded to my mom's house and basically spent a few months traveling around. In May, I ended up taking a contract job in Colorado, even though my permanent address (and all my mail/license/voting registration) is still at my mom's place in Arizona. I've been staying in hotels and Airbnbs while working here in Colorado for the past 3 months. I'm getting confused about which state I should be paying taxes to - or if I need to file in both states? The company is withholding Colorado taxes from my paychecks, but I'm technically still an Arizona resident. I haven't changed my driver's license or anything. Does anyone know how this works for state income taxes? Do I file as a part-year resident in Colorado? Or as a non-resident who earned income there? And what about my Arizona taxes? I'm so confused about how to handle multi-state income when you don't actually live permanently in the state you're working in.
39 comments


Lourdes Fox
This is actually pretty common for contractors and temporary workers. Since you're physically working in Colorado, you'll need to file a Colorado tax return for the income earned while working there. Colorado will tax the income you earned while physically working in that state. For Arizona, since that's your permanent residence/domicile (where your driver's license, voting registration, etc. are), you'll need to file a resident tax return there too. Arizona will want to tax all of your income, but you'll get a credit for taxes paid to Colorado to avoid double taxation. When you file your taxes, you'll need to complete: - Arizona resident return reporting all income - Colorado nonresident return reporting only Colorado-sourced income - Form 309 (Arizona's credit for taxes paid to other states
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Bruno Simmons
•Wait, so does that mean OP will end up paying the higher of the two state tax rates? Like if Colorado has higher taxes than Arizona, they'd pay the Colorado rate on that income, but if Arizona was higher, they'd pay the extra difference to Arizona?
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Lourdes Fox
•Yes, that's generally how it works. You'll pay tax at the higher of the two states' rates. If Colorado's tax rate is higher than Arizona's, you'll pay the full Colorado tax and won't owe additional tax to Arizona on that income. If Arizona's rate is higher, you'll pay the Colorado tax plus the difference to Arizona. It's important to keep good records of exactly how many days you worked in each state, as that can affect the calculations. Most tax software can handle multi-state returns, but they'll ask you to enter this information carefully.
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Kai Rivera
This is a common situation! When it comes to state taxation, there are two key concepts: domicile (your permanent legal home) and statutory residency (based on time spent in a state). Michigan considers you a resident if you're domiciled there OR if you maintain a permanent place of abode and spend 183+ days there. Colorado considers you a resident if you're domiciled there OR you maintain a permanent place of abode and spend more time in Colorado than any other state. Based on your situation, it sounds like your domicile might still technically be Michigan (driver's license, voter registration, car registration all point to this), but you're physically present and working in Colorado. You'll likely need to file as a part-year resident in both states. You'd report all your income on both returns, but each state will tax only what you earned while a resident of that state or income sourced from that state. Colorado will definitely tax the income you earned there, regardless of your residency status. When you file, be sure to claim credit for taxes paid to the other state to avoid double taxation on the same income. Most tax software can handle multi-state returns, but this might be a year where consulting with a tax professional makes sense.
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Anna Stewart
•If OP's license and registration are still in Michigan but they're living and working in Colorado, couldn't they just file as a Michigan resident with income from Colorado? Why would they need to be a part-year resident of both? And how does the 183 days thing work when they're just storing mail at their parents' place but not actually living there?
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Kai Rivera
•You're asking a good question about residency versus just having income from another state. The issue is that OP has potentially changed their domicile by moving to Colorado with the intention to stay for at least a year (showing intent to remain). This isn't just earning out-of-state income; it's potentially establishing a new tax home. The 183-day rule becomes less relevant when you don't maintain an abode in the state. Since OP doesn't have their own residence in Michigan (just using parents' address for mail), they likely wouldn't trigger statutory residency in Michigan based on physical presence alone. However, Michigan might still consider them domiciled there until they formally change their documentation.
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Aileen Rodriguez
When I was in a similar situation last year, I used https://taxr.ai to sort out my multi-state tax situation. I was working in three different states throughout the year and couldn't figure out where I needed to file or how to calculate everything. The site analyzed my specific situation, showed me exactly which forms I needed, and gave me step-by-step guidance. They have a specific tool for determining state residency status and figuring out your tax obligations when you work across multiple states. It saved me from making some pretty big mistakes on my return!
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Zane Gray
•Does it actually work for complicated situations? I'm currently working remotely from my parents' place in Florida but my job is based in New York and I still have an apartment there that I visit occasionally. Would it help me figure out how to handle that mess?
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Maggie Martinez
•I'm skeptical about these tax tools. How does it handle things like reciprocity agreements between states? Some states have agreements not to tax each other's residents, and I wonder if the software knows all those exceptions.
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Aileen Rodriguez
•It absolutely works for complicated situations like yours. The system is designed specifically for multi-state scenarios and will ask detailed questions about how much time you spend in each location, where your primary ties are, and the specific nature of your income sources. It then applies the correct state-specific rules to your situation. As for reciprocity agreements, yes, the system accounts for all current interstate tax agreements including reciprocity. It's updated regularly with all state-specific rules and knows which states have agreements with each other. When I used it, it correctly identified that one of the states where I worked had a reciprocity agreement with my home state and adjusted the filing requirements accordingly.
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Zane Gray
Just wanted to follow up - I actually tried https://taxr.ai after posting my question here and wow, it was super helpful! I uploaded my W-2 and answered some questions about my living situation, and it clearly showed me that I needed to file as a part-year resident in NY and a nonresident in Florida (even though Florida has no income tax). The best part was it explained WHY I needed to file certain forms based on the specific days I spent in each location. It also flagged that I might be eligible for a special telecommuter rule that applied to my situation. Definitely worth checking out if you're dealing with multi-state issues.
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Alejandro Castro
If you're having trouble getting clear answers about your situation, you might want to try Claimyr (https://claimyr.com). I was in a similar situation - working contracts in multiple states - and needed specific answers from the tax authorities about my residency status. I tried calling both state tax departments directly but kept getting stuck in hold queues for literally hours. Through Claimyr, I got connected to an actual human at the Colorado Department of Revenue in about 15 minutes. They have this system that navigates the phone trees and waits on hold for you, then calls you when a real person answers. You can see how it works here: https://youtu.be/_kiP6q8DX5c The agent I spoke with gave me the exact filing requirements for my situation and even emailed me the specific forms I needed.
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Monique Byrd
•How does this actually work? Do they just have people sitting around waiting on hold for you? That seems like it would be really expensive.
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Jackie Martinez
•I don't buy it. I've been trying to reach the IRS for MONTHS about a problem with my refund. No way some service can magically get through when millions of calls go unanswered.
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Alejandro Castro
•They use an automated system that dials in and navigates through all the phone menus for you. It waits in the queue and then when a real person finally answers, it calls your phone and connects you directly. You don't have to do anything except answer when they call you. I was pretty shocked when it actually worked. With the IRS specifically, they know the best times to call and which options to select to minimize wait times. I don't know all the technical details, but I know I was able to get through when I had previously wasted hours trying on my own.
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Jackie Martinez
I have to eat my words. After posting my skeptical comment yesterday, I decided "what the hell" and tried Claimyr. I figured I had nothing to lose after spending literal hours trying to get through to the IRS about my refund issue. I used the service and went about my day. About 40 minutes later (which is WAY faster than I ever got through myself), I got a call connecting me to an actual IRS representative! They were able to look up my refund status and found that there was a discrepancy with my reported state tax payment from last year that was holding things up. The agent helped me understand exactly what documentation I needed to submit to resolve it. I'm honestly shocked it worked. Saved me who knows how many more hours of frustration.
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Lia Quinn
One thing to watch out for - make sure your employer is withholding the correct amount for Colorado. I was in a similar situation (working in Nevada, permanent residence in California) and my employer wasn't withholding enough Nevada tax. I got hit with a penalty when I filed. You might want to double check your paystubs or talk to your payroll department to make sure they're withholding enough for Colorado based on your actual earnings there!
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Teresa Boyd
•Thanks for bringing this up! I just checked my last pay stub and they are withholding for Colorado, but it seems pretty low compared to what I'd expect. Do you know if there's a way to calculate what it should be? I definitely don't want to get hit with penalties.
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Lia Quinn
•Colorado has a flat income tax rate of 4.55% (as of last year - double check for 2025), so it's pretty straightforward to estimate. Just multiply your Colorado income by 0.0455 and compare that to what's being withheld so far. If it's significantly less, you can submit a new W-4 form to your employer requesting additional withholding. Another option is to make estimated tax payments directly to Colorado if you're worried the withholding won't cover it. Better to be safe than sorry when it comes to state taxes!
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Layla Sanders
I went through something similar last year and discovered taxr.ai (https://taxr.ai) which really helped me figure out my multi-state situation. I was working remotely from three different states and was super confused about where I owed taxes. Their AI analyzed my specific situation and gave me personalized guidance about which states I needed to file in and what my residency status was in each one. They explained that just having a mailing address somewhere doesn't automatically make you a resident for tax purposes - it's about your "tax domicile" which includes factors like where you actually live, where you earn income, and your intentions for permanence. They also helped me understand how the credits for taxes paid to another state work so I didn't get double-taxed on the same income.
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Morgan Washington
•Did this actually help with the paperwork part too? I'm in a similar mess with work in Nevada but my permanent address in California. I've been getting conflicting advice about whether I need to file in both states. Does it just tell you what to do or does it help with the actual filing?
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Kaylee Cook
•Seems sus that there's an AI for everything now. How is this different from just asking a human tax professional? And how does it know state-specific laws? States have wildly different rules about residency.
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Layla Sanders
•It definitely helps with the paperwork part by telling you exactly which forms you need for each state and the proper way to report income across multiple states. Their guidance includes step-by-step instructions for your specific situation. The AI is actually backed by tax professionals who've programmed it with state-specific laws and regulations. It's different from just asking a human because it can instantly access and process the rules for all 50 states simultaneously, including reciprocity agreements between states. I was skeptical too, but it saved me hours of research and helped me avoid mistakes that could have triggered notices from state tax authorities.
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Morgan Washington
Following up on my question about taxr.ai - I decided to try it out and it was actually super helpful! It analyzed my situation (working in Nevada but permanent address in California) and clarified that I needed to file as a California resident but could exclude the income I earned while physically working in Nevada. The system asked me detailed questions about how many days I spent in each state, where my permanent ties were, and my intentions for the future. It even helped me understand how California's aggressive tax policies work for residents earning income out of state. What I really appreciated was getting clear guidance about my specific scenario instead of trying to piece together general advice that might not apply to me. Definitely recommend if you're dealing with multi-state tax issues!
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Haley Stokes
Question about this - I travel for work too and spend time in multiple states. Does it matter if you EARN money in a state or if you LIVE in a state temporarily? Like if I'm working remotely from a hotel in Florida for a California company, which state gets the taxes?
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Asher Levin
•Generally it's where you physically are when doing the work that matters most for state taxes, not where the company is based. So if you're physically in Florida while working (even remotely for a California company), you'd usually be taxed based on Florida rules. But it gets complicated because some states have what they call "convenience of employer" rules where they might try to tax you even if you're working remotely. New York is notorious for this - they'll try to tax you even if you're working from another state if your job is "based" in NY.
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Oliver Alexander
When I was in almost this exact situation (working in Washington while "officially" living in Oregon), I spent WEEKS trying to get through to the state tax departments for clarity. It was a nightmare - constant busy signals, disconnects, and being transferred between departments where nobody seemed to know the answer. I finally found Claimyr (https://claimyr.com) and it was a game-changer. They got me connected to an actual Oregon tax specialist within 20 minutes when I had been trying for days. You can see how it works here: https://youtu.be/_kiP6q8DX5c The tax agent walked me through exactly what my obligations were in both states and confirmed I was only required to file in my resident state since Washington has no income tax. Saved me so much stress wondering if I was doing things right.
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Lara Woods
•How exactly does this work? Do they just call the IRS for you? I don't get how they can get through when regular people can't.
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Adrian Hughes
•This sounds like a scam. There's no way to "skip the line" with government agencies. Everyone has to wait on hold like the rest of us. If this were legit, everyone would be using it.
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Oliver Alexander
•They don't just call the IRS for you - they use a system that navigates the phone trees and stays on hold so you don't have to. When an actual human representative answers, you get a call connecting you directly to that person. It works with state tax departments too, not just the IRS. It's definitely not a scam. They use technology to continually redial and navigate the phone systems, which is something most people don't have the time or patience to do. Think of it as having a dedicated assistant whose only job is to stay on hold until someone answers. The reason everyone doesn't use it is simply because not many people know about it yet.
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Adrian Hughes
I have to admit I was wrong about Claimyr. After commenting here, I was still stuck in tax limbo with questions about my multi-state situation, so I gave it a shot out of desperation. Within 45 minutes, I was talking to a real person at my state tax department who actually knew what they were talking about. I've been trying to get clear answers for MONTHS. The agent confirmed that I needed to file a non-resident return in the state where I was temporarily working, and explained exactly how to claim a credit on my home state return to avoid double taxation. What was most surprising is that the advice I'd been getting from friends and even some online "experts" was completely wrong for my situation. Getting the official word directly from the tax authority gave me peace of mind that I'm doing things correctly. I'm still shocked this actually worked.
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Molly Chambers
One thing to consider that hasn't been mentioned yet - some states have reciprocity agreements that can make this simpler. For example, I live in Virginia but work in DC, and because of reciprocity, I only pay Virginia income tax despite earning my money in DC. Michigan has reciprocity agreements with Illinois, Indiana, Kentucky, Minnesota, Ohio, and Wisconsin - but not Colorado. So that won't help in your case, but it's something others in similar situations should check. Also, the timing of when you establish residency matters a lot. If you moved to Colorado in June, you'd be a part-year resident of both states. Your Michigan income tax return would cover January through May (or whenever you established Colorado residency), and your Colorado return would cover June through December.
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Lucas Turner
•Thanks for bringing up the reciprocity agreements! Even though it doesn't apply to my Michigan/Colorado situation, that's really useful info. One follow-up question - how do I officially "establish residency" in Colorado? Is it just based on when I started physically living here, or do I need to change my license and registration first? I've been putting off the DMV visit because I heard the lines are crazy, but I don't want to mess up my taxes because of procrastination.
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Molly Chambers
•Establishing residency is determined by a combination of factors, not just one official action. The date you physically moved to Colorado with the intention of making it your home is generally considered the start of your Colorado residency. You don't necessarily need to have changed your license first, though states do require you to update your license and registration within a certain timeframe after moving (usually 30-90 days). For tax purposes, documentation helps support your residency date. This could include your rental agreement, utility bills in your name, employment documents, or bank statements showing Colorado transactions. I'd recommend changing your license and registration as soon as possible though – not just for tax reasons but because many states can fine you for not updating these within their required timeframe.
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Ian Armstrong
Don't forget that if you work remotely for a Colorado company but decide to travel to other states, you might need to track the days you work in each state. Some states (like New York) are super aggressive about taxing even a single day of work performed in their state. I learned this the hard way when I worked in 3 different states last year. Had to keep a detailed calendar of which days I worked where. It was a pain but saved me from potential audits.
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Eli Butler
•Is this really true even for short visits? Like if I go visit family in another state for a week but work remotely during that time, do I seriously need to file taxes in that state too? That seems insane and impossible to track/enforce.
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LongPeri
This is a really complex situation that trips up a lot of people! Based on what you've described, you'll likely need to file in both states since you have income earned in Colorado but your domicile (permanent legal residence) is still in Arizona. Here's what I'd recommend: **For Colorado**: You'll file as a nonresident since you're just working there temporarily. Colorado will tax the income you earned while physically working in the state, regardless of where your permanent address is. **For Arizona**: Since your driver's license, voting registration, and permanent address are all there, Arizona considers you a resident and will want to tax all your worldwide income. However, you'll get a credit for taxes paid to Colorado to avoid double taxation. The key thing to remember is that "residency" for tax purposes isn't just about where you get mail - it's about where your life is actually centered. Since you're living in hotels/Airbnbs temporarily for work, you haven't established Colorado residency yet. Make sure to keep detailed records of your work dates in Colorado, as you'll need this for your tax filings. Most tax software can handle multi-state returns, but given the complexity of your situation, it might be worth consulting with a tax professional to make sure you're handling everything correctly. Also double-check that your employer is withholding the right amount for Colorado - you don't want to get hit with underpayment penalties!
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Giovanni Rossi
•This is really helpful advice! I'm curious though - since OP mentioned they've been "traveling around" before taking the Colorado job, does that affect their Arizona residency status at all? Like if they weren't actually living at their mom's house for several months, could that impact whether Arizona still considers them a resident? And regarding the employer withholding - is there a way to estimate if the withholding amount is correct, or do you just have to wait and see when you file? I'd hate to get surprised with a big tax bill!
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Jamal Harris
I went through almost the exact same situation last year! Working in one state while maintaining residency in another is definitely confusing, but here's what I learned: Since your permanent address, license, and voter registration are all in Arizona, you're still considered an Arizona resident for tax purposes. The fact that you're temporarily staying in hotels/Airbnbs for work doesn't change your legal domicile. You'll need to file: 1. **Arizona resident return** - reporting ALL your income (including what you earned in Colorado) 2. **Colorado nonresident return** - reporting ONLY the income you earned while working in Colorado Arizona will give you a credit for the taxes you pay to Colorado, so you won't be double-taxed on the same income. You'll essentially pay whichever state has the higher tax rate. The tricky part is making sure your employer is withholding enough Colorado tax. Check your paystubs - Colorado has a flat rate of 4.55%, so you can estimate if they're withholding enough. If not, you can submit a new W-4 to increase withholding or make estimated payments. One thing that saved me a lot of headache was keeping a simple calendar of which days I worked in Colorado versus any days I might have worked remotely from Arizona. Some tax software will ask for this level of detail. The good news is that most tax software handles multi-state returns pretty well these days, but definitely keep all your documentation organized!
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