To avoid owing a large tax bill as a 1099 worker, you must make quarterly estimated tax payments throughout the year and maximize your use of eligible business deductions. You are responsible for both income tax and self-employment taxes (Social Security and Medicare), which are not automatically withheld from your pay as they are for a W-2 employee.
Do you always have to pay taxes on a 1099? Yes, you almost always get taxed on your 1099 income. If you make more than $400 as a self-employed worker, you'll have to file taxes. You can avoid paying quite a bit of tax on your freelance or small business earnings, but you can't wriggle out of it all.
How to Reduce Self-Employment Taxes Legally: A Guide for Freelancers and Independent Contractors
For 1099 income, set aside 25% to 35% of your net earnings for federal income tax, self-employment tax (Social Security & Medicare), and state taxes, using a separate savings account to manage these quarterly payments, as no employer withholds them for you. The exact percentage depends on your income, deductions, and location, so aim higher if you have few business write-offs or live in a high-tax state.
A 1099 significantly affects taxes because you're considered self-employed, meaning you pay both income tax and the full self-employment tax (15.3% for Social Security & Medicare), as there's no employer to split it with. This usually means setting aside 25-35% of your income, and you'll likely need to make quarterly estimated tax payments to avoid penalties, though business expense deductions can lower your taxable amount.
Here are a few mistakes small business owners should avoid:
Self-Employment Tax Deduction
If you file taxes with a 1099, you must pay that additional 7.65% in taxes. This comes to a total of 15.3% in payroll taxes. Of that total payroll tax, the IRS allows you to deduct between 50% and 57% from your taxable income. This is a significant deduction.
Business expenses you can report if you're self-employed
What are some potential self-employment disadvantages?
The biggest tax mistakes people make include filing late, math errors, incorrect personal info (like Social Security numbers), forgetting deductions/credits (like EITC), misreporting income, not signing forms, and making errors with bank details for direct deposit, all leading to delays, penalties, or missed savings, with using tax software or professionals helping avoid these common pitfalls.
The IRS can catch a missing 1099 form as they receive copies from payers. If you forget to report it, you risk penalties and interest on unpaid taxes. To avoid this, report all income, even if you don't receive a 1099. If you discover a missing form after filing, submit an amended return using Form 1040-X.
Yes, the IRS is actively cracking down on businesses that misclassify employees as 1099 independent contractors to avoid payroll taxes, viewing it as a significant contributor to the "tax gap," with increased audits and stricter enforcement of the common-law rules (control, financial investment, permanency) to determine true employment status, leading to potential penalties for employers.
If you had a separate phone used only for business, you could potentially claim 100% of its costs. If you are VAT registered, you may also reclaim the VAT proportion corresponding to your business use (unless you're under a flat rate VAT scheme).
Forgetting to Set Aside Money for Taxes
One of the most common pitfalls for the self-employed is not reserving enough funds to cover their tax liabilities. Unlike traditional employment, taxes aren't automatically withheld for you. Failing to save for taxes can lead to financial strain when payment becomes due.
Car and mileage deductions for 1099 workers
Luckily, car expenses and mileage can be one of the largest tax write-offs for entrepreneurs. The IRS standard mileage rate for tax deductions is 70 cents per mile in 2025. The rules for calculating the rate are updated every tax year, so it's good to stay current.
Lost earnings due to accident or illness
If your business stops, it doesn't earn any money. Insurance companies call thisa break in earnings or interrupted productivity. These breaks are some of the greatest risks for the self-employed.