Bitfork Tax · Guides
Prediction-market taxes, explained
Plain-language guides to the rules, the shapes, and the record-keeping. Every guide is honest about limitations and links to the methodology the tool implements.
Polymarket taxes in 2026: the 1099-DA guide
What the first 1099-DA year means for Polymarket traders: what's taxable, what a 1099-DA does and doesn't cover, and how to track your cost basis without uploading your history anywhere.
6 min read · updated 2026-10-13
How Polymarket cost basis works (position by position)
Outcome tokens are separate assets, winners redeem at $1.00, losers are worth zero, merges and rewards have their own rules. A plain-language guide to Polymarket cost basis — with a worked example.
7 min read · updated 2026-10-13
UK prediction-market taxes: Section 104 pooling for Polymarket
How HMRC taxes Polymarket: Section 104 pooling with average cost, the annual exempt amount, when gambling rules might apply, and what records to keep for SA108.
6 min read · updated 2026-10-13
German prediction-market taxes: the one-year rule and the Freigrenze
How Germany taxes Polymarket: private sales under §23 EStG, the one-year Spekulationsfrist that makes held positions tax-free, the €1,000 Freigrenze, and FIFO — with the numbers in USD and EUR.
7 min read · updated 2026-10-13