Hobby vs Business Tax Calculator
Compare the tax implications of classifying your activity as a hobby versus a business.
See how deductions and self-employment tax differ.
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Hobby vs Business Tax Comparison
Hobby vs Business classification has major tax implications.
If classified as a BUSINESS:
- Deduct all ordinary and necessary business expenses
- Pay self-employment tax (15.3% on net profit)
- Can deduct losses against other income
- Must report on Schedule C
If classified as a HOBBY:
- Report income on Schedule 1
- Cannot deduct expenses (post-2017 TCJA)
- No self-employment tax on hobby income
- Cannot deduct losses
IRS factors for business classification:
- Profit in 3 of the last 5 years
- Businesslike manner (records, separate accounts)
- Time and effort devoted
- Dependence on activity for livelihood
- Expertise in the field
Business Tax = (Revenue − Expenses) × Income Tax Rate + Net Profit × 15.3%
Hobby Tax = Revenue × Income Tax Rate