Authority library
1099-DA platform and record guides
Choose the platform or record trail involved. Each guide explains the distinct records to gather, questions to ask and limits of what the form alone can show.
Coinbase
Coinbase 1099-DA review
Proceeds, transferred assets and original acquisition history.
KrakenKraken tax-record review
Combined tax documents, ledger history and transfer gaps.
RobinhoodRobinhood Crypto review
Tax Center records, outside transfers and acquisition evidence.
MetaMaskWallet transfer reconstruction
Transaction hashes, swaps, bridges and self-custody trails.
Binance.USBinance.US record review
Exchange exports and separation from other Binance platforms.
ToolMismatch letter builder
Document a specific discrepancy for issuer support or review.
These are educational record guides. They do not determine tax treatment, prepare returns or establish that a form is incorrect.