Finland Crypto Tax 2026

Finland taxes crypto as capital income with a two-band rate — 30% up to €30,000 of capital income, 34% above — and offers a distinctive lever most EU regimes do not: the deemed acquisition cost. For long-held or poorly-documented positions, that option can change the tax materially. This guide covers the bands, the deemed-cost mechanic, losses, and the DAC8 cross-check.

TL;DR

• Capital income: 30% up to €30,000 of total capital income, 34% on the portion above.
• The band is on total capital income, not crypto alone — crypto stacks with other capital income.
• Deemed acquisition cost (hankintameno-olettama): option to deduct a presumed % of sale price instead of actual cost basis — valuable for long-held / low-basis positions.
• Losses generally deductible against capital gains with carry-forward.
• DAC8: from 1 Jan 2026 CASPs report; no holding-period exemption, so cross-check is on declared disposals.

The 30% / 34% capital-income bands

Finland taxes crypto gains as capital income (pääomatulo). The rate is banded:

The key subtlety: the €30,000 boundary applies to total capital income, not crypto in isolation. Crypto gains stack with other capital income (dividends, rental, other asset gains) to determine how much sits in the 30% band versus the 34% band. A taxpayer with substantial other capital income reaches 34% on crypto sooner than one with none.

The deemed acquisition cost — the Finnish lever

Finland's distinctive feature is the deemed acquisition cost (hankintameno-olettama). Instead of deducting actual cost basis, a taxpayer may deduct a presumed percentage of the sale price:

• A higher presumed percentage applies to assets held for a long period.
• A lower presumed percentage applies otherwise.

For a long-held position with a very low or undocumented actual cost — early Bitcoin, for instance — the deemed acquisition cost can produce a lower taxable gain than actual cost basis, because the presumed deduction exceeds the tiny real cost. It is an option compared per disposal: use whichever (actual cost or deemed cost) yields the lower taxable gain, subject to the rules.

This is a genuine planning lever that most EU regimes lack (contrast Sweden's rigid 30% with no such option). It also means a correct Finnish computation is not a single cost-basis calculation but a per-disposal comparison.

Losses and carry-forward

Capital losses on crypto are generally deductible against capital gains, with carry-forward of unused losses for a number of years (confirm the current carry-forward length with Vero). Losses and the deemed-cost option interact — you would not apply deemed cost to a loss-making disposal — so the optimal per-disposal treatment is a comparison, not a default rule.

The small-gains threshold

Finnish practice references a general low-value threshold (commonly cited around €1,000 of total transfer proceeds/gains for the year) below which tax/reporting may not arise. This is a general rule, not a crypto-specific allowance, and the exact figure and basis should be confirmed with Vero for the filing year rather than assumed. Do not treat it as a guaranteed crypto exemption.

DAC8 and Finland

From 1 January 2026, CASPs report Finnish residents' crypto activity, exchanged to Vero by 30 September 2027 for FY 2026 (Finland was among the early DAC8 transposers — see DAC8 transposition by country). Finland has no holding-period exemption (only the deemed-cost option), so the cross-check centres on whether disposals and proceeds were declared — not on an exemption claim. Under-declaration is materially more detectable against CASP-reported data (see DAC8 impact on individuals).

Practical workflow for Finnish residents

1. Reconstruct per-disposal history with proceeds and actual cost basis in EUR.
2. For each disposal, compare actual cost vs deemed acquisition cost — use the better outcome.
3. Aggregate into total capital income and apply the 30% / 34% bands (remember other capital income stacks).
4. Apply losses and carry-forward appropriately (not in combination with deemed cost on the same loss).
5. Confirm the small-gains threshold with Vero rather than assuming.
6. Reconcile against DAC8-reported data.

How vendor tools handle Finland

Koinly and Divly support Finnish reporting. The decisive check: confirm the tool models the deemed acquisition cost option and picks the better of actual vs deemed per disposal — a tool using only actual cost basis overstates tax on long-held low-basis positions. Also confirm the 30%/34% banding is applied on total capital income, not crypto alone. Neither tool decides uncertain DeFi-income classification.

How Wag3s helps

Wag3s Folio reconstructs per-disposal EUR history and supports the actual-vs-deemed-cost comparison the Finnish regime rewards, then reconciles against DAC8-reported activity. For Finnish entities operating on-chain, Wag3s Ledger provides audit-ready records and multi-chain reconciliation. See the Folio and Ledger pages.

Further reading

• How to Do Crypto Taxes
• Sweden Crypto Tax Guide 2026 — neighbouring Nordic, no deemed-cost option
• Denmark Crypto Tax Guide 2026
• Germany Crypto Tax Guide 2026
• DAC8 Impact on Individuals
• DAC8 Transposition by Country

Sources

• Vero (Finnish Tax Administration) — Income from virtual currencies
• Vero — capital income bands (30% / 34%) and the deemed acquisition cost (hankintameno-olettama)
• Council Directive (EU) 2023/2226 (DAC8) — EUR-Lex