Finance & Economics / Freelance & Creator Finance

Business Expense Deduction Calculator

Annual Business Expenses

Business Expense Deductions Guide

What qualifies as a business expense? Expenses that are ordinary and necessary for your business are tax-deductible, reducing both income tax and self-employment tax.

Common Deductible Expenses:
  • Home Office: Percentage of rent/mortgage, utilities (requires dedicated space)
  • Vehicle: Actual expenses or standard mileage rate (67ยข/mile in 2024)
  • Meals: 50% deductible (100% if provided to employees)
  • Travel: Airfare, hotels, rental cars for business trips
  • Equipment: Computers, furniture (Section 179 allows immediate deduction)
  • Software: Business subscriptions (Adobe, Microsoft, etc.)
  • Phone/Internet: Business use percentage
  • Marketing: Ads, website, SEO, business cards
  • Education: Courses, books, conferences related to your business
  • Insurance: Health, liability, professional
  • Professional Fees: CPA, lawyer, consultants
Important Rules:
  • Ordinary & Necessary: Must be common and helpful for your trade
  • Business Purpose: Keep receipts and document business use
  • Mixed Use: Only deduct business percentage (e.g., 60% business, 40% personal)
  • Timing: Deduct in year expense was paid (cash basis) or incurred (accrual basis)
  • Records: Keep receipts, invoices, and documentation for 7 years
Self-Employment Tax (15.3%):
  • Social Security: 12.4% on first $168,600 (2024)
  • Medicare: 2.9% on all income
  • Deductions reduce both income tax AND SE tax
  • You can deduct 50% of SE tax as an adjustment to income

Disclaimer: This calculator provides estimates. Consult a CPA or tax professional for your specific situation and to ensure compliance with IRS regulations.