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Crypto Tax Blog

Practical guides, legal updates and strategies to correctly report your cryptocurrencies in Spain.

lending
intereses
irpf

Crypto savings accounts: Crypto.com Earn, Nexo and CeFi platforms

CeFi platforms offer interest for depositing crypto. Nexo, Crypto.com Earn and the like. How interest is taxed in Spain and what happens if the platform goes bankrupt.

Equipo declaracrypto25 Apr 2026· 6 min
defi
aave
lending

Aave v3: efficiency mode, isolation mode and advanced collateral in Spain

Aave v3 introduces new functionalities such as eMode (efficiency mode) and isolation mode that allow greater leverage or restrictions on the use of collateral. How these new modalities affect fiscally.

Equipo declaracrypto25 Apr 2026· 7 min
defi
lending
compound

Compound Finance and COMP: DeFi loans without KYC and taxation in Spain

Compound is one of the oldest DeFi lending protocols. How interest in cTokens, the implicit accumulation of APY and rewards in COMP are taxed according to Spanish regulations.

Equipo declaracrypto25 Apr 2026· 6 min
lending
aave
intereses

Cryptocurrency lending: how interest is taxed in Spain

Lending cryptocurrencies on platforms such as Aave, Compound or Nexo generates interest. Discover how they are classified and taxed in Spanish personal income tax and what happens when you recover the funds.

Equipo declaracrypto25 Apr 2026· 8 min
defi
lending
irpf

Maple Finance and DeFi institutional lending: how returns are taxed

Maple Finance offers lending pools to KYB-verified institutions, paying yields in USDC to depositors. A more regulated DeFi alternative with clear tax implications in Spain.

Equipo declaracrypto25 Apr 2026· 6 min
lending
intereses
defi

Crypto Lending: Taxation of Interest and Collateral

How crypto loan interest, deposited collateral, and forced liquidations are taxed in Spain. Aave, Compound, and CeFi platforms.

Equipo declaracrypto15 Apr 2026· 6 min
lending
borrowing
defi

Crypto lending and borrowing in Spain: IRPF tax treatment 2025

Lending and borrowing crypto on DeFi or CeFi platforms has tax implications in Spain.

Equipo kointax13 Nov 2025· 6 min