Every Trading Expense You Can Deduct in 2026
If you trade as a self-employed prop trader, you can deduct a wide range of business expenses. This guide covers every category most traders miss — including evaluation fees, data subscriptions, monitors, internet, education, and home office.
Deductible categories
- Prop firm evaluation and reset fees
- Charting platforms (TradingView, NinjaTrader, Sierra Chart)
- Real-time market data subscriptions
- Education courses, mentorship, books
- Computer equipment, monitors, ergonomic furniture
- Home office deduction (square footage method)
- Internet and phone (business-use percentage)
- Professional services (CPAs, lawyers, software)