Key takeaways
- Independent contractors pay self-employment tax (15.3%) plus federal income tax on their net profit.
- You are a contractor (not an employee) when you control how the work is done and are paid per project or invoice.
- Set aside 25 to 30 percent of net profit and pay quarterly estimated taxes.
- Taxes are based on net profit, so every deductible business expense lowers the bill.
How much do independent contractors pay in taxes?
Independent contractors pay self-employment tax of 15.3 percent on 92.35 percent of net profit, plus federal income tax at graduated rates from 10 to 37 percent. Combined, most contractors owe roughly 25 to 30 percent of net profit in federal tax, which is why setting aside about a quarter to a third of every payment is the standard advice. The self-employment portion is the part that catches new contractors off guard, because an employer normally pays half of it for a W-2 worker. The exact figure depends on your income, deductions, and filing status, and many contractors owe state income tax on top. The free calculator above estimates the federal portion in seconds.
Are you an independent contractor or an employee?
This is the question that decides how you are taxed, so it is worth getting right. The IRS does not let you or the payer simply choose a label. Instead it weighs how much control the payer has over your work across three areas:
- Behavioral control: Do you decide how, when, and where the work gets done, or does the payer direct and train you?
- Financial control: Do you invest in your own tools, cover your own costs, and have the chance to make a profit or loss? Contractors usually do.
- Relationship: Is the work project-based and open to other clients, or is it ongoing with employee-style benefits?
If you control how the work is done, use your own equipment, can take on multiple clients, and are paid per project or invoice, you are almost certainly an independent contractor. You give each client a Form W-9, receive a 1099-NEC instead of a W-2, and pay your own taxes. If a payer controls your schedule and methods and treats the role as employment, you may actually be an employee, which changes who pays the payroll tax.
How to file taxes as an independent contractor
Filing comes down to reporting your profit and calculating the two taxes that apply to it. Step by step:
- Total your income for the year (add up your 1099-NEC, 1099-K, and any cash or unreported payments).
- Subtract your deductible business expenses to get your net profit.
- Report income and expenses on Schedule C (Profit or Loss from Business).
- Calculate self-employment tax on Schedule SE: net profit times 92.35 percent, then times 15.3 percent.
- Deduct half of the self-employment tax, then apply the standard deduction and federal brackets to find income tax.
- Report the totals on your Form 1040 and file by April 15.
The whole process is far easier when your expenses are already sorted by category. That is exactly what NeoReceipt does throughout the year, so at filing time your Schedule C numbers are ready instead of buried in a shoebox of receipts.
How to pay taxes as an independent contractor
Because no tax is withheld from contractor pay, the IRS expects you to pay as you earn through quarterly estimated taxes. If you expect to owe 1,000 dollars or more for the year, you generally need to make these payments, due in mid-April, mid-June, mid-September, and mid-January. You can avoid underpayment penalties through the safe-harbor rule by paying at least 90 percent of the current year tax or 100 percent of last year tax (110 percent if your income is high). Pay online through IRS Direct Pay or EFTPS, and add any state estimated payments your state requires. The calculator above shows roughly what one quarter looks like.
Independent contractor vs LLC vs sole proprietor
These terms overlap, which causes a lot of confusion. Independent contractor describes how you work; sole proprietor and LLC describe how your business is structured. Most contractors are sole proprietors by default and never file any paperwork to become one.
- Sole proprietor: the default. You and the business are the same for tax purposes, reported on Schedule C.
- Single-member LLC: a legal shield for liability, but taxed exactly like a sole proprietor by default, still Schedule C and still self-employment tax.
- LLC with S-corp election: at higher, steady income (often around $80,000+ of net profit), electing S-corp taxation can reduce self-employment tax by splitting pay into salary and distributions. It adds payroll and filing costs, so run the numbers first.
The takeaway: forming an LLC does not lower your taxes on its own. What lowers your taxes is deductions and, at higher income, the S-corp election.
How much should you set aside for taxes?
A practical rule is to move 25 to 30 percent of your net profitinto a separate savings account as you get paid. Lower earners may be closer to 20 percent once deductions and the standard deduction are applied; higher earners and those in high-tax states should lean toward 30 to 35 percent to cover federal and state combined. Setting the money aside per payment, rather than scrambling at quarter end, is what keeps estimated taxes painless. Use the calculator above with your real numbers to find your own percentage, then automate the transfer.
Deductions that lower independent contractor taxes
Deductions are the most powerful lever a contractor has, because they reduce both income tax and self-employment tax. Common write-offs include:
- Home office (a dedicated workspace, by square footage or the simplified method)
- Vehicle and mileage at the standard IRS rate, plus tolls and parking
- Software, apps, and subscriptions
- Phone and internet (the business-use share)
- Supplies, equipment, and tools
- Business meals (generally 50 percent deductible)
- Advertising, marketing, and your website
- Professional services, such as legal and accounting
- Education and training related to your work
- Self-employed health insurance premiums and retirement contributions
The catch is documentation: you need the receipts to claim them. NeoReceipt scans each receipt, reads the details, and sorts it into the matching Schedule C category, and it also logs your business mileage at the IRS standard rate, so nothing is missed at tax time.
Independent contractor tax glossary
- Independent contractor
- A self-employed person paid for services without being a W-2 employee, responsible for their own taxes.
- Net profit
- Your income minus deductible business expenses. This is the figure your taxes are calculated on, not your gross income.
- Self-employment (SE) tax
- The 15.3% Social Security and Medicare tax paid on 92.35% of net profit, reported on Schedule SE.
- Form W-9
- The form you give each client so they can report what they pay you. You fill it out; you do not file it with the IRS.
- Form 1099-NEC
- Reports non-employee compensation paid directly by a client ($600+ for 2025, $2,000+ from 2026).
- Schedule C
- The IRS form where contractors and sole proprietors report business income and expenses.
- Estimated taxes
- Quarterly payments of income and self-employment tax, since contractors have nothing withheld.
- Safe harbor
- Paying at least 90% of this year's tax or 100% of last year's (110% if high income) to avoid underpayment penalties.