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Trading commissions

Varies

Can You Write Off Trading Commissions?

Short answer: Commissions aren't deducted separately; they're added to cost basis or subtracted from sale proceeds.

Most brokers already include them on the 1099-B.

Records to keep: Keep receipts, statements (1098, 1098-T, 1099, W-2G), and a note of what each cost was for. Compare itemizing to the 2026 standard deduction before you claim.