If you drive for Uber, deliver for DoorDash, or sell crafts on Etsy, your tax bill this year may look nothing like your old W-2 refund.
That's because gig platforms generally don't withhold income tax or payroll taxes from your pay.
You're treated as self-employed, which means the money you owe hasn't been quietly set aside all year.
The first gut punch is self-employment tax.
Employees split Medicare and Social Security taxes with their boss, paying 7.65% each.
Independent contractors cover both halves, roughly 15.3% on net earnings.
On $40,000 of gig profit, that's about $6,120 before you even get to federal income tax.
The IRS expects estimated payments four times a year, and skipping them can trigger underpayment penalties.
Many gig workers discover this only when they file in April and realize they owed money back in June, September, and January.
The good news: deductions can shrink that taxable profit fast.
The standard mileage rate was 67 cents in 2024, so 10,000 work miles is a $6,700 deduction.
You can also write off phone service, a home office, delivery bags, and the platform's commissions.
If you take the standard mileage deduction, you can't separately deduct gas, insurance, or repairs for those same miles.
Choose one method and track it consistently.
Mixing them is a fast track to an audit headache.
The gig economy has also spawned a wave of tax-season scams aimed squarely at these workers.
Fake "tax debt relief" calls, phishing texts claiming your 1099 is ready, and sketchy preparers promising giant refunds.
The IRS doesn't text you out of the blue demanding payment.
A few practical moves can blunt the shock.
Set aside 25% to 30% of every payout in a separate savings account.
Track miles with an app from day one, not from January.
If you owe more than you can pay, the IRS offers installment plans, and ignoring the notice only makes it worse.
One more wrinkle: if you earned more than $600 from a platform, you likely got a 1099-K, 1099-NEC, or 1099-MISC.
Don't assume the form is wrong because it's new to you.
Report what you earned, then deduct what you legitimately spent.
The gig model sells freedom, but it quietly transfers the bookkeeping, the withholding, and the risk onto you.
Final Thoughts
Treating your side hustle like a real business, not a hobby, is the difference between a manageable bill and a springtime panic.