IRS Form 1099-DA Cost-Basis Rules Take Effect: Why Depositing Cold-Wallet Crypto to US Exchanges Now Risks a Zero-Basis Trap
The operational danger in the United States’ 2026 crypto reporting rollout is a missing link between a sale and its acquisition history. A brokerage can know exactly how much cryptocurrency it sold for a customer while lacking the records needed to establish that customer’s taxable profit. For investors moving years-old holdings out of self-custody, preparing that history before liquidation is now a central tax-control task. The phrase zero-basis trap describes a reporting and substantiation failure, not a rule that confiscates the basis of deposited assets. Transferring holdings between wallets or accounts owned by the same taxpayer generally does not create income; digital assets spent on transfer services require separate consideration. The transfer itself does not establish a new purchase price. IRS digital-asset transaction FAQs, question 81. ...