Work Vehicle Tax Deductions for Tradespeople: Mileage vs Actual Cost and Fleet Management

A tradesperson deducts vehicle costs one of two ways: the standard mileage rate (72.5 cents per mile for the first half of 2026, rising to 76 cents per mile from July 1 through December 31, 2026) or the actual-expense method, which deducts the real cost of gas, insurance, repairs, and depreciation at the business-use percentage. The choice gets made in the first year the vehicle is placed in service and it isn’t fully reversible. A work truck or van with a gross vehicle weight rating (GVWR) over 6,000 lbs skips the luxury-auto depreciation caps under IRC 280F entirely, which is why most trades trucks are actual-expense vehicles from day one.

Standard mileage or actual expenses: how do I choose?

The standard mileage rate is a single per-mile figure meant to approximate all vehicle costs (gas, maintenance, insurance, depreciation) in one number. Actual expenses means tracking every real cost and multiplying the total by the business-use percentage. Both are legitimate under IRC 162 and Rev. Proc. 2019-46, which sets the mechanics for the standard mileage method.

• Standard mileage tends to win for lighter, cheaper, high-mileage vehicles. A technician driving a fuel-efficient van 30,000 business miles a year often comes out ahead on standard mileage because the flat rate multiplies against a large mileage number without the taxpayer needing to track fuel and repair receipts.
• Actual expenses tend to win for heavier, pricier trucks eligible for full first-year depreciation. A $65,000 work truck over 6,000 lbs GVWR, fully expensed under bonus depreciation in year one, produces a far bigger first-year deduction than mileage could ever generate on that same truck, even with high mileage.
• The first-year election controls everything downstream. If a taxpayer uses the standard mileage rate in the first year the vehicle is available for business use, the taxpayer can switch to actual expenses (using straight-line depreciation) in a later year. If the taxpayer uses actual expenses (including any accelerated depreciation method, Section 179, or bonus depreciation) in the first year, the taxpayer is locked into actual expenses for the vehicle’s entire useful life. This is the single most common mistake preparers see: choosing mileage in year one to “keep it simple,” not realizing that a bigger deduction was available forever if the actual-expense election had been made instead, on a vehicle that turned out to be a heavy, expensive truck.
• You can’t do both at once, and you can’t mix them by month. The choice is annual for the whole vehicle, not day-by-day.

Standard mileage vs. actual expenses at a glance

Factor	Standard mileage	Actual expenses
2026 rate/basis	72.5 cents/mile (Jan-Jun), 76 cents/mile (Jul-Dec)	Real cost of gas, repairs, insurance, depreciation
Best fit	Lighter, high-mileage, lower-cost vehicles	Heavier trucks eligible for full first-year depreciation
First-year election	Preserves right to switch to actual expenses later	Locks the vehicle into actual expenses permanently
Recordkeeping	Mileage log only	Mileage log plus every receipt and invoice
Depreciation cap exposure	None (rate already bakes in depreciation)	Luxury auto caps apply under 6,000 lbs GVWR

What’s the GVWR exception, and why does it matter?

IRC 280F caps first-year depreciation on “passenger automobiles,” a term specifically defined to exclude any vehicle with a GVWR above 6,000 lbs. Most full-size pickups (F-250 and up, Silverado 2500 and up, RAM 2500 and up) and full-size cargo vans (Transit 250/350, Sprinter, ProMaster) sit above this threshold. A vehicle above the line is not subject to the luxury auto caps at all, meaning the full purchase price can be expensed under Section 179 or 100% bonus depreciation in the year placed in service, with no dollar limit tied to the vehicle category itself.

• Passenger vehicles at or under 6,000 lbs GVWR (most sedans, crossovers, and half-ton pickups configured lighter than the threshold) face the luxury auto caps: for 2026, first-year depreciation is capped at $20,300 if bonus depreciation applies and $12,300 if it does not, with additional caps in years two through five or later.
• SUVs over 6,000 lbs GVWR but at or under 14,000 lbs face a separate cap under IRC 179(b)(5): the Section 179 deduction on a heavy SUV is capped at $32,000 for 2026, though bonus depreciation (uncapped) still applies to the remainder of the cost.
• Trucks and vans (not SUVs) over 6,000 lbs GVWR with a cargo area are not subject to either the passenger-auto caps or the SUV cap, as long as the vehicle meets the cargo-area or crew-cab exceptions in the regulations (an open cargo bed at least six feet long, or a fully enclosed driver’s compartment with no passenger seating behind the driver, among the qualifying configurations). This is the category most trades trucks and cargo vans fall into, and it’s why a $70,000 service truck bought for a plumbing or electrical business is routinely fully expensed in year one.
• The threshold is manufacturer-rated, not actual loaded weight. GVWR is a sticker specification (usually on the driver’s doorjamb) set by the manufacturer, not the vehicle’s weight when parked. A truck with a 6,200 lbs GVWR clears the threshold even though it weighs less than that empty.

What records does the IRS actually require?

IRC 274(d) sets a strict substantiation standard for vehicle expenses: contemporaneous records of the amount, date, business purpose, and business relationship for every trip claimed. Contemporaneous does not mean recreated at tax time from memory. A written log kept as trips happen, or an app that captures GPS-based trip data and lets the driver tag a business purpose, both satisfy the standard; a mileage figure estimated once a year at tax time does not.

• A single annual estimate (“I drove about 20,000 miles for work”) does not satisfy IRC 274(d) and is the single most common reason a mileage or vehicle deduction gets disallowed on audit, regardless of whether the underlying business use was real.
• Odometer readings at the start and end of the year, even alongside a trip log, support the total-miles and business-use-percentage calculation and should be recorded on January 1 and December 31 (or the vehicle’s placed-in-service and disposal dates).
• Mixed personal and business use is normal and doesn’t disqualify the vehicle, but it does require an honest business-use percentage. A technician who commutes in the same truck he uses for jobs needs to exclude ordinary commuting mileage (home to the first job of the day, unless the home qualifies as a principal place of business, in which case the trip counts as business).

How does this work for a multi-truck operation?

A tradesperson running two, five, or twenty trucks applies the same rules per vehicle, and each truck keeps its own method election and its own mileage log; nothing requires the whole fleet to use one approach. Fleet GPS telematics, already installed on many trades vehicles for dispatch and theft recovery, can satisfy the IRC 274(d) substantiation requirement automatically if the reports capture date, mileage, and location and the business tags trip purpose. Personal use of a company truck by an owner-employee is taxable compensation unless the vehicle qualifies as a nonpersonal-use vehicle.

• Each vehicle keeps its own election and its own log. A five-truck electrical contracting business can have three trucks on actual expenses (fully depreciated under bonus depreciation in their purchase years) and two on standard mileage if that combination produces the better result vehicle by vehicle. There’s no requirement that the whole fleet use one method.
• Fleet telematics (GPS tracking installed by the business) satisfies the substantiation requirement automatically if the system logs date, mileage, and location, and the business tags trip purpose. This is one of the most underused wins available to a multi-truck operation: the tracking hardware many contractors already install for dispatch and theft-recovery purposes doubles as IRS-grade mileage substantiation, if the reports are pulled and retained.
• Personal use of a company vehicle by an owner-employee (S-corp) is taxable compensation unless the vehicle qualifies for one of the limited exceptions (a qualified nonpersonal-use vehicle, like a dump truck or a vehicle painted with permanent business markings that is unlikely to be used for personal purposes). An S-corp owner who takes the work truck home every night needs to either document 100% business use, treat the personal-use value as W-2 wages under the IRS’s lease-value or cents-per-mile valuation methods, or accept a reduced business-use percentage on the deduction.

What should I do this year?

Before buying the next truck or van, check the GVWR on the door sticker and decide the depreciation election deliberately rather than defaulting to whatever the finance paperwork assumes. If mileage logging has been inconsistent, set up an app-based tracker now; a partial-year log is better than no log, but a full calendar year of clean records is what actually survives an audit.

• Section 179 and bonus depreciation for trades equipment, the depreciation mechanics behind the numbers in this guide
• Tax deductions for plumbers, electricians, and HVAC technicians, the full deduction picture beyond the vehicle
• Bookkeeping and job costing for a trades business, how vehicle costs should flow into job-level profitability tracking
• Construction equipment Section 179 and bonus depreciation, the same depreciation framework applied to heavy construction equipment

This guide is general information, not tax advice for your specific situation. Which points apply, and how, depends on your facts.