2026 tax year

Process server taxes and deductions

Mileage is the business. Attempts at an address that turns out to be wrong still cost the drive, and they are still deductible. But only if the log distinguishes them from personal trips.

Skip-trace and public records databases are the overhead nobody outside the trade expects, and they are ordinary deductible subscriptions. Licensing and bonding are required in many states and both are deductible. Body cameras and GPS-stamped photo apps are equipment and subscriptions respectively.

The deductions with a rule attached

These are the lines where the answer is not simply "keep the receipt"each has a cap, a percentage or a test that decides how much of the spend you actually get:

Vehicle
Business driving counts; commuting does not. The rate changed mid-year: 72.5 cents a mile to June 30, 2026 and 76 cents from July 1, so a full year has to be split at that date rather than multiplied by one figure. A hundred business miles a week across the whole year is about $3,861 off your profit. You cannot use the standard rate at all on a vehicle you have already claimed MACRS depreciation, Section 179 or bonus depreciation on.
Equipment
Section 179 property. Deduct the whole cost in the year it goes into service rather than spreading it over the asset's life, up to $2,560,000 a year, and 100% bonus depreciation is now permanent. The catch is the business-use test: anything used more than 50% for the business qualifies, and you deduct at that percentage rather than the full price. So anything you also use at home comes off at the share that is genuinely work, not the whole invoice.
Phone
You get the business-use percentage of the bill, not the bill. Business-use percentage of total cost. A line you also use personally is a split, and the split needs to be defensible rather than round.

The rest of the process server deduction list

Ordinary and necessary business expenses, deductible in full in the year you pay them, provided they are genuinely for the business:

Worth knowing

Mileage is the business, and skip-trace databases are the overhead nobody outside the trade expects.

That is what is specific to this trade. The larger deductions are the universal ones, see the full checklist.

What each deduction is worth to you

On $100,000 of profit with no state income tax, $1,000 deducted saves $305, 30.5%, because it comes off self-employment tax and income tax together:

Net profitSaved per $1,000 deductedEffective
$40,000 $231 23.1%
$100,000 $305 30.5%
$200,000 $297 29.7%

The last row is worth less than the one above it, and that is not a mistake: past the Social Security wage base the self-employment part of the saving drops from 15.3% to 2.9%, and the higher income-tax bracket does not quite make up the difference. A deduction is worth most in the middle.

Add a state income tax and every row rises. The 1099 calculator applies that layer.

What these words mean

Section 179
A rule letting you deduct the whole cost of equipment in the year you start using it, instead of spreading it over the years you own it.
Depreciation
Spreading the cost of something long-lasting, a vehicle, a camera, a tractor, across the years you use it, rather than deducting it all at once.
MACRS
The standard federal timetable for depreciation, the schedule that decides how much of an asset’s cost you deduct in each year of its life.

Related

General information about how these deductions work, not tax advice. Whether a particular expense is deductible for you depends on facts this page does not have, check with a tax professional before claiming anything listed here.