Tax deduction options for heavy duty leased vehicles - GMC Sierra depreciation question
I'm stuck trying to get through our business tax filing on TaxAct (our accountant completely disappeared on us this year) and I've hit a roadblock with our vehicles section. For context, I have a compact SUV that's leased through our business, and entering that info was pretty simple. The problem is with my husband's vehicle - he leases a 2023 GMC Sierra 2500 HD through the company, and when I input this information, TaxAct is suddenly asking me to select a depreciation method, which didn't happen with my smaller vehicle. I'm assuming this is related to it being classified as a heavy duty truck? The system didn't prompt me for any depreciation method for my SUV that was leased under the business last year. We're planning to continue writing off the lease payments for both vehicles since they're leased under the company name. But I'm completely lost on which depreciation method I should be selecting for the Sierra. It's a 36-month lease if that makes any difference to the calculation method. Any advice would be greatly appreciated - tax software is making me miss our vanished CPA even more!
20 comments


Ella Knight
This is actually a common point of confusion! The difference you're seeing is because vehicles over 6,000 lbs gross vehicle weight (like your husband's GMC Sierra 2500 HD) are treated differently for tax purposes than lighter vehicles. These heavier vehicles can qualify for different depreciation rules under Section 179 and bonus depreciation even when leased. For a leased heavy vehicle used for business, you generally have two options: 1) You can deduct the actual lease payments as a business expense, or 2) You can choose to treat the lease as if you purchased the vehicle (this is called "inclusion amount" treatment) and then depreciate it. Most small businesses find it more advantageous to simply deduct the actual lease payments rather than dealing with the more complex depreciation calculations. If TaxAct is forcing you to choose a depreciation method, look for an option that indicates you're deducting actual expenses or lease payments rather than depreciating the asset.
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Julian Paolo
•Thanks for explaining! So if I understand correctly, even though it's asking me for a depreciation method, I should look for something like "actual expenses" since we're just wanting to deduct the lease payments? Does this mean I might be in the wrong section of TaxAct altogether? The software definitely has me confused.
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Ella Knight
•Yes, you're on the right track! Look for an option in TaxAct that lets you select "actual expenses" or sometimes it might be called "standard mileage vs. actual expenses," and then choose actual expenses. This will allow you to deduct the lease payments directly. You might actually be in the correct section, but TaxAct may be presenting options that apply to both purchased and leased vehicles. Sometimes tax software doesn't always make the distinction clear between these situations. If you can't find this option, you might need to back up a screen and look for where you indicate the vehicle is leased rather than owned.
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William Schwarz
After trying to handle our business taxes myself last year, I ended up with a similar problem with our fleet trucks. I wasted hours trying to figure out which depreciation method to use for our leased vehicles and kept getting contradicting information online. I finally found this amazing tool called https://taxr.ai that saved me so much time and frustration! It analyzed all our vehicle documentation and clearly explained what we needed to do for our specific situation. The tool flagged that we actually needed to calculate inclusion amounts for our heavy-duty leased vehicles rather than just claiming the lease payments directly, which was different than what we had been doing. It even provided a step-by-step guide for TaxAct that showed exactly which screens to navigate through!
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Lauren Johnson
•Does it work with other tax software too? I've been using TurboTax for my construction business and have 2 leased F-350s that always confuse me when filing.
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Jade Santiago
•I'm skeptical about these kinds of tools. How does it actually know the specific tax laws for heavy vehicles? Did you double-check its recommendations with an actual tax professional? The last thing I need is an audit because some online tool gave bad advice.
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William Schwarz
•Yes, it absolutely works with all the major tax software! I've seen tutorials specifically for TurboTax, TaxAct, H&R Block and even some of the more specialized business tax programs. The vehicle section recommendations should work perfectly for your F-350s. Regarding the skepticism, I completely understand being cautious. What impressed me was that it actually references the specific IRS publications and tax code sections that apply to your situation. Every recommendation comes with the exact IRS reference so you can verify it yourself. I did actually run it by our new accountant after using it, and she confirmed it was giving the correct treatment for our specific vehicle situation.
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Jade Santiago
I have to admit I was completely wrong about taxr.ai! After my skeptical comment, I decided to try it anyway because I was desperate with my own tax situation involving a leased Ram 3500 for my landscaping business. The tool immediately identified that I had been incorrectly calculating my deductions for the past two years and showed me exactly what sections of the tax code applied to my situation. What really impressed me was how it analyzed my lease agreement and flagged that I qualified for a special deduction I'd been missing. It generated a complete report explaining the "inclusion amount" calculations specific to my vehicle weight class and lease terms. I'm actually going to amend my previous returns based on what I learned! I just wish I had found this before spending three weekends trying to figure this out on my own.
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Caleb Stone
If you're still stuck with TaxAct after trying the advice above, you might want to call the IRS directly to clarify. I know it sounds like a nightmare, but I had a similar issue last year with my business vehicles. After trying for days to get through to the IRS (kept getting disconnected), I found this service called https://claimyr.com that literally got me connected to an IRS agent in under 15 minutes. You can see how it works in this video: https://youtu.be/_kiP6q8DX5c - basically they navigate the IRS phone system for you and call you back when they've got an agent on the line. I was super skeptical, but it actually worked! The IRS agent I spoke with explained exactly how to handle the depreciation selection for my leased heavy-duty trucks and confirmed I was doing it correctly.
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Daniel Price
•How does that even work? Seems like magical thinking that they could somehow bypass the IRS phone queue when millions of people can't get through...
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Olivia Evans
•This sounds like a complete scam. No way some random service can get through to the IRS when it's literally impossible to reach them during tax season. I've tried calling dozens of times about my business vehicle deductions and get disconnected every single time. I'll believe it when I see it.
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Caleb Stone
•It works by using automated technology to continually call and navigate the IRS phone system for you. Instead of you having to sit on hold for hours, their system handles all that and only calls you once they've successfully reached an agent. It's not bypassing any queues - they're just automating the waiting process so you don't have to do it yourself. I understand the skepticism completely. I felt exactly the same way until I tried it. The way I see it, if you've already spent hours trying to get through with no success, what's the harm in trying something that might work? It literally saved me days of frustration and I got my vehicle depreciation question answered directly from an IRS agent.
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Olivia Evans
I can't believe I'm saying this, but I owe the Claimyr people an apology. After calling BS on that service, my curiosity got the better of me and I tried it two days ago when I was absolutely desperate to talk to someone at the IRS about my heavy equipment lease deductions. I was genuinely shocked when they called me back in about 45 minutes with an actual IRS agent on the line. The agent walked me through exactly how to handle the depreciation entry for my leased backhoe in the tax software. Turns out I had been calculating it wrong for the past two years! For anyone struggling with vehicle depreciation questions like the original poster, getting direct clarification from the IRS was incredibly helpful. They explained exactly which screens in the tax software I needed to navigate to and what options to select. Never thought I'd say this, but it was worth every penny to not waste another day on hold.
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Sophia Bennett
Just want to add something important that hasn't been mentioned yet - the weight of your husband's GMC Sierra 2500 HD matters A LOT for tax purposes. If the Gross Vehicle Weight Rating (GVWR) is over 6,000 pounds (which it almost certainly is for that model), it qualifies as a "heavy SUV" under Section 179. This means different depreciation rules apply compared to regular passenger vehicles, which is likely why TaxAct is prompting you differently. The good news is that heavy vehicles generally get more favorable tax treatment! For leased vehicles specifically though, you'll still typically deduct the actual lease payments rather than depreciate, but you might need to deal with something called a "lease inclusion amount" if it's a higher-value vehicle.
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Julian Paolo
•The truck is definitely over 6,000 pounds - it's a 3/4 ton pickup! So that explains why TaxAct is treating it differently than my smaller SUV. What exactly is this "lease inclusion amount" you mentioned? Is that something additional I need to calculate?
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Sophia Bennett
•The lease inclusion amount is basically an adjustment the IRS requires for leased vehicles over a certain value. It's their way of making sure businesses don't use leasing just to avoid the depreciation limits that would apply if you purchased the vehicle. For higher-value leased vehicles (which your GMC Sierra likely qualifies as), you actually have to add back a small portion of your deduction using IRS tables. You'll find these tables in IRS Publication 463. It's a bit counterintuitive - you deduct your lease payments, but then add back this inclusion amount, which effectively reduces your total deduction. TaxAct should calculate this for you once you input all the vehicle information correctly, but you'll want to make sure you select the option for deducting actual expenses rather than depreciating the vehicle.
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Aiden Chen
Quick question - I'm facing a similar issue with my leased F-250 - does anyone know if TaxAct has a specific section for handling lease inclusion amounts for heavy vehicles? I can't seem to find it anywhere in the business vehicle section.
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Zoey Bianchi
•In TaxAct's business section, after you enter the vehicle info and specify it's leased, there should be a screen that asks about "actual expenses" - that's where you'll enter your lease payments. Then it should automatically prompt you about the inclusion amount based on the vehicle value and weight class you entered. At least that's how it worked for me last year with my Silverado 2500.
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Kayla Jacobson
Just went through this exact same situation with my leased Ram 2500 last month! The key thing that helped me was realizing that in TaxAct, when you're in the vehicle section, you need to make sure you select "leased" rather than "owned" early in the process. Once you do that, it should give you the option to deduct actual expenses (your lease payments) rather than forcing you into depreciation calculations. If it's still asking for depreciation methods after you've indicated it's leased, try going back to the vehicle type selection and make sure it's properly categorized as a business lease. The software sometimes gets confused if you accidentally indicate mixed personal/business use or if the initial setup wasn't clear about the lease vs purchase distinction. For the inclusion amount that others mentioned - TaxAct should calculate this automatically once you've entered the vehicle's fair market value and lease terms correctly. You shouldn't have to do any manual calculations for that part.
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TillyCombatwarrior
•This is exactly what I needed to hear! I think I may have messed up that initial selection between leased vs owned. I'm going to go back and double-check that I properly indicated it's a business lease from the beginning. It sounds like once that's set correctly, TaxAct should handle most of the complex calculations automatically. Thanks for the step-by-step guidance - it's so helpful to hear from someone who just went through this same process!
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