10 Most Missed Freelancer Tax Deductions
Use this as a review sheet before you hand numbers to tax software or a tax professional. A category is not automatically deductible: expenses generally need to be ordinary, necessary, business-related, and supported by records.
The 10-category review
- Home office: A space may qualify when it is used exclusively and regularly for business. Compare the simplified method with the regular method; keep square footage and expense records.
- Business mileage: Client visits, supply runs, and other qualifying business trips need a timely mileage log. Commuting is generally personal; never mix personal miles into the business total.
- Health insurance: Self-employed health-insurance deductions have eligibility and income limitations. Keep premium statements and coordinate with any employer coverage or household tax situation.
- Phone and internet: Track the reasonable business-use portion rather than automatically claiming the entire household bill. Save bills and a defensible allocation method.
- Software and subscriptions: Invoicing, design, hosting, cloud tools, and other business subscriptions are easy to lose in recurring charges. Export an annual transaction list and remove personal tools.
- Payment and banking fees: Card processing, marketplace, business-account, and payment-platform fees may be separate from the client payment. Reconcile gross receipts to deposits and fees.
- Professional services: Bookkeeping, tax preparation, legal, contract, and specialist fees can be scattered across email and card statements. Save invoices and note the business purpose.
- Education and certifications: Training that maintains or improves skills used in the current business may qualify; education that prepares you for a new trade can be treated differently. Keep syllabus, receipt, and business connection.
- Retirement contributions: SEP IRA, solo 401(k), and similar contributions have different rules, limits, and deadlines. Record the account type, contribution date, and calculation used.
- Advertising and startup costs: Website work, launch promotion, portfolio materials, and business-opening costs may have different treatment. Separate ongoing advertising from pre-opening costs and keep vendor invoices.
Turn the list into an audit-ready folder
| For each category | Write down | Evidence to collect |
|---|---|---|
| □ Business purpose | What business activity did this support? | Invoice, contract, project note, or trip purpose |
| □ Amount and date | Annual total and payment date | Receipt, statement, or exported transaction |
| □ Allocation | Business percentage or method used | Calculation, mileage log, square footage, or usage notes |
| □ Tax-year check | Which return year does it belong to? | Year-labeled folder and a note for unusual items |
Need a place to track it all?
The Freelancer Tax Workbook adds printable deduction, income, mileage, home-office, quarterly-payment, and year-end summary worksheets. It is a record-keeping aid—not tax filing software or individualized advice.
Get the Workbook — $9 Instant DownloadTax note: This checklist is educational and uses broad categories. Rules vary by tax year and situation, including entity type, state, income, reimbursement, mixed-use assets, and filing status. Confirm current IRS guidance and ask a qualified tax professional before claiming a deduction.
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