If you buy a truck, SUV, or van with a gross vehicle weight rating over 6,000 pounds and use it more than 50% for business, current federal law lets you deduct the business-use portion of the price in year one through 100% bonus depreciation. The weight rating is on the sticker inside the driver's door. The deduction is real, it is legal, and the documentation requirements are where most people blow it.
Before you read another word, go do one thing. Walk to your vehicle, open the driver's door, and read the sticker on the door jamb. Find the line that says GVWR. If that number is over 6,000 pounds, this page is about to get very interesting. If you are shopping for a vehicle, keep reading anyway, because in ten minutes you will shop differently.
Meet Anthony. He built his own company out of his garage, a promotional products business that now has a warehouse, four employees, and a very good year behind it. His accountant has been quietly wincing at his tax bill the whole way up. In November, Anthony buys a Chevy Suburban for $92,000. He checks the sticker inside the driver's door: GVWR 7,500 pounds. Over the line.
Anthony uses the Suburban 80% for business. Supplier pickups, client deliveries, trade shows, hauling samples and displays. He keeps a mileage log, because Anthony read this page first.
Here is his math. $92,000 price. 80% business use. $73,600 of business basis. Under current law, 100% bonus depreciation lets him deduct the whole $73,600 in year one. At a 37% federal rate, that is roughly $27,000 of tax he does not send to Washington this year.
It works pre-owned, too
Rosa runs a tile business, and she does not buy new trucks on principle. In March she picks up a three-year-old F-250 for $58,000 from a dealer. GVWR: 9,900 pounds, not even close to the line. The truck is 100% business: job sites, material runs, towing the trailer. Because the truck is new to Rosa, bought from an unrelated party, used vehicles qualify for the same 100% bonus depreciation. Her year-one deduction is the full $58,000, roughly $18,500 of tax saved at her bracket. Rosa got the same tax treatment as Anthony, on a truck that already had its first ding.
The realtor's version
Nicole sells real estate, the profession that practically lives inside this deduction. Like most agents she is 1099 self-employed, and her Tahoe, 7,400 pounds on the sticker, is her real office: buyer tours, listing appointments, broker caravans, open house setups, sign and lockbox runs. At 85% business use on a $78,000 Tahoe, her year-one bonus deduction is $66,300, roughly $22,000 saved at her bracket. Her log reads like Anthony's, just with addresses instead of orders. One warning for her salaried colleagues: W-2 employees cannot deduct vehicle expenses under current law. This break belongs to the self-employed, which happens to be most of the profession.
Vehicles that commonly clear the line
Approximate GVWR ranges by category, recent model years. The ranges move with trim, drivetrain, and year, so treat this as your shopping list, not your proof. Only the sticker on the actual vehicle gets you the deduction.
Full-size SUVs
- Chevrolet Suburban (approx. 7,500 to 7,700 lbs) and Tahoe (7,100 to 7,500)
- GMC Yukon and Yukon XL (7,100 to 7,800)
- Cadillac Escalade and Escalade ESV (7,400 to 7,800)
- Ford Expedition and Expedition Max (7,100 to 7,700)
- Lincoln Navigator and Navigator L (7,200 to 7,850)
- Jeep Wagoneer and Grand Wagoneer (7,200 to 7,800)
- Toyota Sequoia (7,000 to 7,400) and Nissan Armada (7,100 to 7,300)
- Dodge Durango (roughly 6,500 to 7,100)
Luxury and import SUVs
- Mercedes G-Class, the famous G-Wagon (6,800 to 7,050), and Mercedes GLS (7,100 to 7,300)
- BMW X7 (7,000 to 7,300) and most BMW X5 and X6 trims (6,300 to 6,900)
- Range Rover and Range Rover Sport (6,800 to 7,200)
- Lexus LX (about 7,000) and GX (6,600 to 6,800); Toyota Land Cruiser (6,700 to 6,900)
- Audi Q7 and Q8 (6,300 to 6,900); most Porsche Cayenne trims (6,200 to 6,700)
- Lincoln Aviator (6,700 to 7,000) and Infiniti QX80 (7,300 to 7,500)
Pickups
- Ford F-150: most configurations (6,010 to 7,850; the lightest trims sit near the line, so read the sticker); every F-250 and F-350 (9,900 and up)
- Chevrolet Silverado and GMC Sierra 1500 (6,700 to 7,300); all 2500 and 3500 models (10,000 and up)
- Ram 1500, most trims (6,800 to 7,100); all Ram 2500 and 3500
- Toyota Tundra (6,900 to 7,300) and Nissan Titan (7,100 to 7,300)
- Bonus for true work trucks: a pickup with a bed of at least six feet also escapes the Section 179 SUV cap entirely, a detail your CPA will enjoy
Electric vehicles
Batteries are heavy, and heavy is exactly what this rule rewards. A surprising number of EVs clear the line with room to spare:
- Tesla Model X (6,250 to 6,800) and Cybertruck (about 9,000)
- Rivian R1S (about 7,900) and R1T (about 8,500)
- Ford F-150 Lightning (8,250 to 8,550)
- GMC Hummer EV, pickup and SUV (10,500 and up); Chevy Silverado EV and GMC Sierra EV (roughly 11,000); Cadillac Escalade IQ (well over 10,000)
- Mercedes EQS SUV (6,700 to 7,000), BMW iX (about 6,800), Audi Q8 e-tron (6,900 to 7,100), Volvo EX90 (about 7,300), Kia EV9 (about 6,900)
- The misconception to avoid: the Tesla Model 3, Model Y, and most electric sedans sit UNDER 6,000 pounds. Popular does not mean qualifying. The sticker decides here too.
Work vans
- Ford Transit (8,600 to 10,360), Mercedes Sprinter (8,550 to 11,030), Ram ProMaster (8,550 to 9,350), Chevy Express and GMC Savana (7,300 to 9,900)
Borderline: the sticker decides
- Jeep Grand Cherokee, Ford Explorer, Volvo XC90, Honda Ridgeline, Jeep Gladiator: some trims clear 6,000 and some sit just under. These are exactly the vehicles where two identical-looking models on the same lot can have different tax treatment. Open both doors. Read both stickers.
Why 6,000 pounds?
Congress capped depreciation on regular passenger cars decades ago so executives could not write off luxury sedans. But work vehicles needed an exception, so vehicles over 6,000 pounds GVWR escaped the caps. Automakers noticed. That is why half the SUVs on the road today sit just above the line.
The rules in plain English
- GVWR over 6,000 pounds. Not curb weight. The rating on the door sticker.
- More than 50% business use, measured by miles. Drop below 50% later and the IRS claws part of the deduction back. That is called recapture, and it is not a surprise you want.
- The deduction applies to the business-use percentage only.
- Placed in service by December 31 of the tax year. Sitting at the dealer does not count. Driving it for the business does.
- A mileage log is not optional. Date, destination, purpose, miles. Contemporaneous, kept as you go. Courts throw out logs rebuilt from memory in April.
Heavy pickup trucks with a full-size bed have their own even friendlier lane under Section 179, and certain vans qualify too. Dollar limits on the Section 179 SUV path adjust every year, which is exactly the kind of detail your CPA confirms at filing time. The bonus depreciation path has no such cap for qualifying heavy vehicles.
What about buying a new truck every year or two?
Anthony's brother-in-law Vince trades trucks the way some people trade phones. His theory: new Suburban every other year, new $70,000 write-off every other year, free money forever. Vince has not met recapture yet.
Here is what actually happens. Each new qualifying vehicle does earn its own year-one deduction, so yes, a buyer can take the write-off again on the next truck. But the old truck does not just vanish from the tax return. When Vince sells it or trades it in, the IRS treats that as a sale, and because the truck was already fully written off, nearly every business-use dollar he gets for it comes back as taxable income. Deduct $73,600 going in, sell the truck two years later for $58,000, and roughly the business share of that $58,000 lands right back on his return the year he sells.
So the every-two-years plan is not a money machine. It is a revolving door: a big deduction walking in, most of it walking back out as recapture, and only the value the truck actually lost staying deducted for good. That is how Congress designed it. The write-off is a timing tool, and timing is worth real money, because dollars deducted against a big income year beat dollars scattered across a decade. But the owners who win biggest buy the truck, run it hard for years, and let the deduction stay where it landed.
One wrinkle worth knowing before you visit the dealer: vehicle trade-ins stopped being tax-free swaps in 2018. A trade-in is a sale in the eyes of the IRS, even when no cash touches your hands. Your CPA runs the exact numbers before you sign anything.
What a defensible log actually looks like
Five real lines are worth a page of theory. Anthony's, kept the day each trip happened:
Then there is Grace, because half the people reading this run their company from a spare bedroom. Grace owns an online home decor business, and her home office qualifies as her principal place of business: exclusive, regular, and where the work actually happens. That one fact upgrades her mileage, because when your home office is your principal place of business, trips from home to business stops are business miles, not commuting. Her Tahoe reads 7,400 pounds on the sticker.
Date, route, business purpose, miles. Thirty seconds per trip, logged the day of the trip. That habit is the difference between a deduction and a donation.
The mistakes that get people in trouble
- Claiming 100% business use on the family's only vehicle. Examiners laugh at this one.
- No mileage log. The deduction dies without it.
- Buying in December and never actually using it for business that year.
- Forgetting recapture when business use drops.
Questions owners actually ask
Three ways this deduction bites back. Sell or trade the truck and recapture brings the write-off home as income. Let business use slip under 50% and the IRS claws back the acceleration. Skip the mileage log and none of it survives a second look. The strategy is real; the discipline is the price.
Your four moves before December 31
- Read the sticker. GVWR over 6,000 pounds, on the vehicle you are actually buying.
- Be honest about business use. Over 50% by miles, and plan to keep it there.
- Start the log the day you take delivery. Not in April.
- Place it in service: real business driving before year end, then tell your CPA it is ready for the return.
A $27,000 truck deduction is a good day. The building your business sits in is hiding ten of those. Most owners are sitting on $200,000 to $450,000 per million in unclaimed deductions inside the walls, the systems, and the parking lot of their own property. You found the money in the driveway. Now send the engineers inside.
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