SKN | Greece Introduces 10% Crypto Capital Gains Tax and 15% DeFi Levy, Reshaping Investor Reporting Requirements

Key Points:

• Greece’s parliament has approved a new cryptocurrency tax framework, introducing a 10% tax on annual net crypto capital gains exceeding €500, effective January 1, 2027.
• Income generated through staking, crypto lending and DeFi liquidity provision will face a separate 15% tax, while qualifying annual losses can be carried forward for five years.
• Investors will have a 12-month window to declare previously unreported crypto gains without late-filing penalties or interest, subject to conditions, although the treatment of crypto-to-crypto swaps remains legally uncertain.

Greece has approved a new tax framework for cryptocurrency investments, establishing separate rates for capital gains and income generated through decentralized finance. The legislation, scheduled to take effect on January 1, 2027, represents a significant step in incorporating digital assets into the country’s formal tax system. For investors, the changes introduce clearer reporting obligations while creating new considerations around transaction classification, historical disclosures and the treatment of income generated through blockchain-based financial services.

A 10% Capital Gains Tax Establishes a New Reporting Framework

Under the approved rules, individuals will pay a 10% tax on annual net cryptocurrency gains exceeding €500. Importantly, once the €500 threshold is crossed, the entire qualifying gain becomes taxable rather than only the amount above the exemption. The framework also extends beyond conventional cash sales: using cryptocurrency to purchase goods or services can trigger a taxable event.

The measure establishes a more defined approach to cryptocurrency taxation in Greece, where the absence of a comprehensive framework had previously created uncertainty for investors and tax authorities. The distinction between taxable disposals and other forms of digital asset activity will become particularly important as investors manage portfolios across exchanges, wallets and decentralized platforms.

DeFi Income Faces a Separate 15% Tax

The legislation applies a higher 15% rate to income from staking, crypto lending and providing liquidity to decentralized finance platforms. According to the Finance Ministry, these returns will be treated as interest income rather than capital gains.

This distinction has practical implications for investors participating in decentralized financial markets. Capital appreciation from cryptocurrency holdings and recurring returns generated through lending or liquidity provision will fall under different tax categories. Consequently, investors may need more detailed transaction records to distinguish asset disposals from income-generating activities.

The framework also allows qualifying cryptocurrency losses exceeding €500 annually to be carried forward for five years, providing a mechanism to offset future crypto gains. This provision introduces some flexibility in calculating taxable performance across multiple tax years, although the eligibility and documentation requirements will remain important.

12-Month Disclosure Window Offers a Compliance Opportunity

Investors with previously undeclared cryptocurrency gains will receive a 12-month period to disclose historical gains without late-filing fines or interest, subject to the law’s conditions. Once a declaration is submitted, the corresponding tax must be paid within 60 days.

The disclosure window could encourage investors to review historical transactions, reconcile exchange records and establish more complete documentation before the new framework takes effect. This is particularly relevant for individuals who have used multiple trading platforms or maintained digital assets across different wallets.

However, the measure does not eliminate the need to understand the applicable tax obligations. Investors will still need to determine which historical transactions qualify for disclosure and calculate their relevant gains accurately.

Crypto-to-Crypto Swaps Remain a Critical Legal Question

One of the most important unresolved issues concerns the tax treatment of exchanging one cryptocurrency for another. The Finance Ministry has indicated that crypto-to-crypto swaps will not trigger taxation. However, Greece’s parliamentary Scientific Service warned that the wording of the legislation could potentially encompass these transactions.

This disagreement creates uncertainty for active traders who frequently exchange Bitcoin, Ethereum and other digital assets without converting their holdings into euros. Until implementing guidance clarifies the issue, the precise treatment of these transactions remains an important area for investors and tax professionals to monitor.

Looking ahead, the effectiveness of Greece’s new framework will depend partly on the implementation guidance expected from the authorities, particularly regarding transaction classification, reporting and enforcement. The January 2027 commencement date gives investors time to prepare, but the unresolved treatment of crypto swaps and the practical requirements of the disclosure window could influence compliance costs and trading behavior. For the broader European digital asset market, Greece’s approach also provides another example of how national governments are defining tax treatment for an industry that continues to operate across borders.

Source: CoinDesk – Greece Approves 10% Tax on Crypto Gains and 15% Levy on DeFi Income