Tax Forms And Compliance

Tax compliance is complex for traders with lots of different tax forms.

The IRS uses multiple forms to report trading activity. The correct form depends on the financial product, whether the taxpayer qualifies for trader tax status (TTS), whether positions are held for trading or investment, and whether tax-treatment elections apply.

Schedule C reports TTS business expenses

Sole-proprietor traders qualifying for TTS report their trading-business expenses on Schedule C. They report trading gains and losses on other tax forms.

This can confuse the IRS because Schedule C may show expenses but no trading revenue. We recommend including tax-return footnotes explaining TTS qualification and why trading income is reported separately.

Trading gains and losses generally are not subject to self-employment tax merely because the taxpayer qualifies for TTS.

Form 8949 and Schedule D report securities

Securities traders who have not elected Section 475 mark-to-market (MTM) accounting generally report securities sales on Form 8949, which feeds into Schedule D.

These transactions receive capital gain-or-loss treatment. Capital losses are limited to $3,000 per year against ordinary income, with the balance carried forward. Wash-sale loss rules also apply.

The taxpayer is responsible for correct wash-sale reporting across all relevant accounts. A broker’s Form 1099-B may not account for substantially identical positions held in other brokerage accounts, spousal accounts, or IRAs.

Entities may qualify for Form 8949 summary reporting

Partnerships and S corporations may qualify for a special summary-reporting provision in the Form 8949 instructions.

Generally, an entity filing Form 1065 or Form 1120-S with more than five transactions in the applicable part of Form 8949 may report combined totals using “Available upon request” in column (a) and code M in column (f).

This privilege comes from the entity-reporting rule—not from TTS. The entity must maintain complete transaction-level records and provide them if requested.

Form 4797 reports Section 475 trades

TTS traders who timely elect and use Section 475 MTM for securities report covered business trading gains and losses as ordinary gains or losses on Form 4797, Part II.

Section 475 avoids the $3,000 capital-loss limitation and wash-sale loss rules for covered business positions. It also requires open positions to be marked to market at year-end.

Section 475 is not automatic with TTS. Traders must make a timely election and follow the accounting-method procedures. Late elections generally are not allowed.

Properly identified and segregated investment positions are not covered by Section 475. They remain capital transactions reported on Form 8949 and Schedule D.

Form 6781 reports Section 1256 contracts

Section 1256 contract traders—including many futures traders—report their aggregate annual gain or loss on Form 6781.

These contracts generally receive 60/40 capital-gains treatment, with 60% treated as long-term and 40% as short-term, regardless of the holding period.

An eligible individual with a qualifying net Section 1256 loss may elect to carry it back three years against prior Section 1256 gains. Corporations, estates, and trusts are not eligible for this carryback election.

Traders who elect Section 475 for commodities or futures report covered business trading gains and losses on Form 4797 instead.

Forex reporting depends on the contract

Spot forex transactions receiving ordinary gain-or-loss treatment under Section 988 are generally reported on Schedule 1 for investors and Form 4797, Part II, for TTS traders.

Currency futures and certain major currency contracts may qualify for Section 1256 treatment on Form 6781. Other reporting may apply when a trader makes a contemporaneous election to opt out of Section 988.

Digital assets generally use Form 8949

Sales and exchanges of cryptocurrencies and other digital assets generally are reported on Form 8949 and Schedule D.

Brokers began using Form 1099-DA for digital-asset sales effected during 2025. Form 1099-DA does not replace the taxpayer’s responsibility to calculate the correct basis, holding period, and gain or loss.

Current federal wash-sale rules generally do not apply to spot cryptocurrency. Section 475 ordinarily does not apply to spot cryptocurrency itself.

Entity trading returns

A trading partnership files Form 1065, while a trading S corporation files Form 1120-S. Each entity issues Schedule K-1s to its owners.

Entity returns can consolidate trading activity and business expenses on one business return. However, forming an entity does not create TTS. The trading activity within the entity must independently qualify as a trading business.

Elections and footnotes require care

Section 475 and Section 988 elections do not have stand-alone IRS election forms. Traders must follow strict election procedures and deadlines, maintain appropriate books and records, and file Form 3115 when required.

We recommend tax-return footnotes explaining TTS qualification, Section 475 or Section 988 elections, investment segregation, wash-sale adjustments, and differences between the tax return and broker-issued forms.

For a more detailed discussion, see “Trader Tax Forms and Compliance: How to Report Securities, Futures, Forex, and Crypto.”

For more information, see Green’s Trader Tax Guide. See Chapter 6, “Trader Tax Return Reporting Strategies.”