More than a few Americans doing DoorDash runs or selling crafts on Etsy are in for a nasty surprise this spring.
If you earned money on a gig platform in 2025, you may owe taxes on income that never had a single dollar withheld.
Unlike a regular paycheck, nobody took taxes out along the way.
When you're a W-2 employee, your employer quietly sends a chunk of each paycheck to the IRS.
When you're a gig worker, you're the employer, the employee, and the payroll department.
The full tax bill lands on you at filing time.
Gig income is generally self-employment income, which means you owe both the employee and employer halves of Social Security and Medicare — a combined 15.3 percent on top of regular income tax.
On $10,000 of side work, that's roughly $1,530 just in self-employment tax before income tax even enters the picture.
Platforms like Uber, Lyft, and eBay report your earnings to the IRS on a 1099-K once you cross certain payment limits.
Those thresholds have shifted in recent years, and confusion about them has convinced plenty of people they don't need to report anything.
Legally, you owe tax on gig income whether or not a form shows up in your mailbox.
The good news is that deductions can shrink the hit.
Mileage, phone bills, supplies, home office space, and platform fees are all potentially deductible.
If you drove 12,000 miles and never logged them, you're leaving real money on the table — and guessing won't hold up if the IRS asks questions.
Now here's the part that should make you skeptical of every "gig tax hack" video on your feed.
A lot of the advice floating around is either outdated, oversimplified, or designed to sell you a course.
The people confidently telling you to write off everything are often the same people who've never faced an audit.
If you owe more than $1,000 at filing time, the IRS can tack on interest and penalties for not paying quarterly.
That's why tax pros keep telling gig workers to set aside roughly 25 to 30 percent of each payout in a separate account, not spend it and hope for the best.
Quarterly estimated payments are the unglamorous fix.
They're due in April, June, September, and January.
Miss them and the penalty grows quietly in the background while you're busy worrying about something else.
For anyone earning steady gig income, they're less a suggestion than a survival tactic.
If this all sounds like a lot, that's because it is.
The gig economy sold workers flexibility, and it delivered — along with a pile of administrative work that used to be an employer's job.
Our take: treat every gig payout as if 30 percent already belongs to someone else, because it probably does.
The flexibility is real, but so is the bill, and it doesn't care whether you planned for it.
Final Thoughts
Set the money aside first, keep your records, or pay a preparer — the cheapest option is usually the one you handle before April, not after.