Can I write off mileage as a 100% commission sales person? Any advice for high mileage deductions?
Hey everyone, I'm working as a traveling sales rep on 100% commission for a company, and I have a question about mileage deductions. My employer doesn't cover any of my travel expenses - no reimbursement for gas or mileage at all. Based on my current pace, I'm looking at putting between 30-45k miles on my car this year just for work. I'm getting conflicting advice from people about whether I can deduct these miles on my taxes. Some tell me absolutely yes, others say definitely not. I know I need to talk to a tax professional eventually, but I wanted to get some input from people who might have experience with this particular situation first. The mileage is seriously adding up, and with gas prices being what they are, it's making a big dent in my commission earnings. Any clarity on this would be super helpful! Thanks in advance!
27 comments


Jamal Wilson
This is a common area of confusion! As a 100% commission salesperson, your ability to deduct mileage depends on your employment classification. If you're a W-2 employee (even if paid 100% on commission), unfortunately the Tax Cuts and Jobs Act eliminated employee business expense deductions for 2018-2025. This means W-2 employees can't deduct unreimbursed business expenses like mileage. HOWEVER, if you're considered an independent contractor (getting 1099 forms, not W-2), then you absolutely CAN deduct your business mileage. You'd report this on Schedule C, and can claim either the standard mileage rate ($0.67 per mile for 2023 tax year) or actual expenses. For 30-45k miles, that could be a deduction of $20,100-$30,150, which is significant! Make sure you keep a detailed mileage log with dates, starting/ending locations, odometer readings, and business purpose.
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Mei Lin
•Thanks for this clear explanation! I have a follow-up question. I'm in a similar situation but my company classifies me as a "statutory employee" on my W-2 (box 13 is checked). Does this change anything regarding the mileage deduction?
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Jamal Wilson
•Yes, that absolutely changes things! If you're classified as a statutory employee with Box 13 checked on your W-2, you're actually eligible to file Schedule C and deduct business expenses including mileage, even though you receive a W-2. Statutory employees are in a special category that allows them to deduct unreimbursed business expenses, which is an exception to the general rule for W-2 employees. Make sure you maintain thorough documentation of your mileage - contemporaneous logs are best, with dates, destinations, purpose, and odometer readings.
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Liam Fitzgerald
I went through the exact same situation last year and was totally stressed about my massive mileage expenses eating into my commissions. I tried using regular tax software but got completely stuck on the mileage deduction part since I'm a W-2 employee but work 100% on commission. I ended up using https://taxr.ai and it was a game-changer. Their system analyzed my employment situation, commission structure, and travel patterns and gave me specific guidance on exactly how to handle my mileage deduction. They even helped me understand how to approach this with my employer to potentially improve my situation for future tax years. The best part was uploading my commission statements and having them analyze whether I qualified for any special provisions as a commissioned salesperson. Saved me hours of research and confusion.
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GalacticGuru
•Did it help with documenting mileage too? I'm terrible at keeping logs and I'm worried about getting audited. I drove like 28k miles last year and didn't track it properly.
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Amara Nnamani
•How does this actually work though? Do they do your taxes for you or just give advice? I'm confused because I already use TurboTax but they weren't helpful with my commission situation at all.
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Liam Fitzgerald
•They have a mileage tracking component that helped me organize my past driving records and create a compliant log that would stand up to IRS scrutiny. They showed me how to reconstruct mileage from calendar appointments, Google timeline data, and other records which was incredibly helpful since I wasn't great at keeping detailed logs either. They don't actually file your taxes for you - they analyze your tax situation and documents, then give you specific guidance on how to handle complex situations like commissioned sales positions. I ended up still using TurboTax but with their specific recommendations on how to properly classify and document everything. The difference was that I had clear, personalized guidance instead of trying to guess what applied to my situation.
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GalacticGuru
Just wanted to update after trying taxr.ai based on the recommendation here. My situation is nearly identical - 100% commission sales with tons of unreimbursed mileage (32k last year). I was skeptical at first, but they actually helped me figure out that my employer had incorrectly classified me. They should have checked the statutory employee box on my W-2 based on my job duties and commission arrangement. They guided me through requesting a corrected W-2 from my employer with documentation to support the request. With the corrected classification, I'm able to deduct all my mileage on Schedule C which is saving me over $5k in taxes! They also showed me how to properly document everything going forward using their tracking system. Wish I'd known about this two years ago!
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Giovanni Mancini
For anyone dealing with the tax department or trying to get clarification from the IRS on mileage deductions for commission salespeople - good luck getting through! I spent 4 days trying to reach someone at the IRS about my similar situation and kept getting disconnected or waiting for hours. Finally tried https://claimyr.com after seeing it mentioned on another tax forum. Their service got me connected to an actual IRS agent in about 15 minutes when I'd been trying for days. You can see how it works here: https://youtu.be/_kiP6q8DX5c The agent confirmed that as a statutory employee (which many commission-only salespeople should be classified as), I could deduct my business mileage on Schedule C. Having that direct confirmation from the IRS gave me confidence to proceed, and I got all my questions answered about documentation requirements.
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Fatima Al-Suwaidi
•Wait, so this service just gets you to the front of the IRS phone line? How does that even work? Sounds kinda sketchy tbh.
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Dylan Cooper
•I'm super skeptical about this. I've tried "skip the line" services before that were total scams. Did you actually get through to the IRS or just some call center pretending to be them?
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Giovanni Mancini
•It's not sketchy at all - they use a combination of technology and call protocols to navigate the IRS phone system efficiently. They don't actually speak to the IRS for you. They just connect you directly once they've gotten through the system. When I got connected, I was speaking to an authentic IRS representative who verified my identity and answered all my questions about commission sales mileage deductions. No, it's definitely the real IRS. They don't intermediary the call - they just get you through the phone system and then you're directly connected to the IRS like normal. The difference is you don't waste hours on hold or getting disconnected. The IRS agent I spoke with went through all the standard identity verification and was able to access my actual tax records, so it was definitely legitimate.
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Dylan Cooper
I have to admit I was completely wrong about Claimyr. After posting my skeptical comment, I decided to try it anyway because I was desperate to get clarification on my commission sales mileage situation before filing. The service actually worked exactly as described. I got connected to a real IRS representative in about 17 minutes after weeks of failed attempts on my own. The agent confirmed I was misclassified and should be considered a statutory employee based on my commission arrangement and sales requirements. This confirmation was crucial because it means I can deduct about 38,000 miles on Schedule C, saving me thousands. The IRS agent even emailed me documentation about statutory employee classification that I can show my employer to get my W-2 corrected. Definitely worth it for the peace of mind and potential tax savings.
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Sofia Morales
This is really confusing me. I drive about 35k miles a year as a medical device salesperson (100% commission). My company lists me as a regular W-2 employee, not statutory. Wouldn't I be furious if I'm missing out on huge deductions?? Some context: I have set territories, quotas, and report to a sales manager. I use my own car, pay my own expenses, but the company sets my schedule and accounts. Am I misclassified?
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StarSailor
•It sounds like you might be misclassified based on what you described. Medical device sales reps who work on full commission, use their own vehicles, and pay their own expenses often qualify as statutory employees. The key factors are: 1. You work on commission in assigned territories 2. You incur unreimbursed expenses 3. Your services are performed personally You should definitely look into requesting a corrected W-2 with Box 13 checked. The tax savings could be massive with that many miles.
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Sofia Morales
•Thanks for this information! I had no idea this was even a possibility. I'm definitely going to talk to our HR department about my classification. With 35k miles at the standard rate, that's over $23k in deductions I might be missing out on. Do you know if there's any downside to being classified as a statutory employee instead of a regular W-2 employee? I want to make sure I understand the full picture before I approach my company.
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Dmitry Ivanov
Quick question for the group - I'm a W-2 sales rep (not statutory) and my company offers a flat $200/month car allowance instead of mileage reimbursement. I drive way more than what that covers (about 25k miles annually). Is there any way to deduct the difference between my actual expenses and the allowance I receive?
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Ava Garcia
•Unfortunately, if you're a regular W-2 employee (not statutory), you cannot deduct the difference. The 2017 Tax Cuts and Jobs Act eliminated all unreimbursed employee business expense deductions through 2025. That $200 allowance is likely taxable income too, unless it's part of an accountable plan. Your best options are to either: 1. Ask your employer to switch to an accountable plan where you submit actual expenses 2. See if you qualify as a statutory employee based on your specific job duties 3. Negotiate a higher allowance based on actual mileage
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Dmitry Ivanov
•Thanks for this info - really disappointing news though. That $200 barely covers gas for a week of my territory! And yes, it's taxed as regular income which makes it even worse. I'm going to look into whether I might qualify as a statutory employee based on the criteria others mentioned. Otherwise I'll need to try negotiating a better arrangement with my manager. Seems unfair that so much of my commission goes to business expenses I can't deduct.
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Miguel Silva
For anyone tracking mileage, I highly recommend using a dedicated app. I use MileIQ and it automatically logs all my drives, then I just swipe left for personal or right for business at the end of each day. Made a HUGE difference when I got audited last year - I had perfect records and the auditor accepted my mileage deduction without issues. Whatever you do, don't rely on rough estimates or reconstructing from memory. The IRS is very strict about contemporaneous mileage logs!
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Zainab Ismail
•Do these apps work if you frequently forget to open them? I always start with good intentions but then forget to track things consistently. Also, does the IRS accept digital logs or do they need to be printed?
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Miguel Silva
•The best mileage apps work in the background automatically - you don't need to remember to open them each time you drive. They use your phone's GPS to track trips, then you categorize them later. The IRS absolutely accepts digital logs as long as they include date, starting point, destination, business purpose, and mileage. If you've already driven a lot this year without tracking, you might be able to reconstruct a reasonable log using your calendar appointments, email confirmations, and Google Maps timeline if you have that enabled. Just be honest and as accurate as possible.
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Ellie Kim
•Just wanted to add that if you're using Google Maps for business trips, you can actually export your location history to help reconstruct mileage logs. Go to Google Takeout and download your Maps data - it shows everywhere you've been with timestamps. I used this method to rebuild my entire 2023 mileage log when I realized I needed it for my commission sales deductions. Obviously it's better to track prospectively, but this saved me when I was in a pinch!
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Jordan Walker
This thread has been incredibly helpful! I'm in a similar situation - 100% commission real estate agent driving about 40k miles annually with zero reimbursement from my brokerage. From what I'm reading, it sounds like my classification as a W-2 vs 1099 vs statutory employee is the key factor. My brokerage treats me as an independent contractor (1099), so I should be able to deduct all my business mileage on Schedule C, correct? I've been terrible about tracking though - mostly just estimating based on my annual odometer readings. After seeing the audit story and Google Maps suggestion, I'm definitely going to start using a proper mileage app going forward and try to reconstruct this year's data using my MLS appointments and Google timeline. One question for the group: if I use the standard mileage rate, can I still deduct other car-related expenses like car washes or maintenance specifically for keeping my vehicle presentable for clients? Or is it one or the other?
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Miguel Castro
•Yes, as a 1099 independent contractor you can absolutely deduct your business mileage on Schedule C! You're in a much better position than W-2 employees. Regarding your question about the standard mileage rate vs. actual expenses - you have to choose one method or the other, you can't mix them. If you use the standard mileage rate ($0.67/mile for 2023), that's meant to cover ALL vehicle expenses including gas, maintenance, depreciation, insurance, etc. You cannot deduct additional car washes or maintenance on top of the standard rate. However, you CAN still deduct business-related expenses that aren't directly vehicle costs, like parking fees, tolls, or professional car detailing specifically for client meetings. The standard mileage method is usually simpler and often more beneficial for high-mileage situations like yours. With 40k miles, that's potentially $26,800 in deductions! Just make sure to keep detailed logs going forward - your MLS appointments should help a lot with reconstructing business purposes for each trip.
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Omar Zaki
This is such a valuable discussion! I'm seeing a lot of confusion about employee classification, which is totally understandable given how complex this area can be. One thing I'd add is that if you're unsure about your classification, it's worth requesting a determination from the IRS using Form SS-8. This gives you an official ruling on whether you should be treated as an employee or independent contractor, which can be crucial for cases like this where thousands of dollars in deductions are at stake. Also, for those tracking mileage going forward - don't forget that the business purpose documentation is just as important as the mileage itself. The IRS wants to see WHO you met with, WHERE, and WHY it was business-related. So "Client meeting with Smith family - showing properties on Elm Street" is much better than just "client meeting." Keep excellent records and don't be afraid to push back on your employer if you believe you're misclassified. The tax savings on 30-45k miles could be life-changing!
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Natasha Kuznetsova
•This is excellent advice about Form SS-8! I had never heard of this before and it sounds like it could really help clarify some of these confusing classification situations. Question for you - how long does the IRS typically take to respond to a Form SS-8 request? I'm wondering if it's worth filing for my current tax year or if the process takes so long that it would only help for future years. With my driving season ramping up now, I'd love to know my status before I rack up another 20k+ miles this year. Also, your point about detailed business purpose documentation is spot on. I've been lazy about this and just writing generic things like "sales calls" but I can see how that wouldn't hold up under scrutiny. Going to start being much more specific about client names and meeting purposes. Thanks for the wake-up call!
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