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Crypto Tax Blog

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

modelo-720
modelo-172
diferencias

Model 720 vs Model 172 in Spain: differences for cryptocurrencies

Model 720 and Model 172 are different informative obligations. What to declare in each if you have crypto.

Equipo kointax15 Mar 2026· 5 min
empresa
sociedad
impuesto-sociedades

Crypto in companies and corporations in Spain: tax treatment under Corporate Tax (IS)

If your company holds or operates with crypto in Spain, the tax rules differ from personal IRPF.

Equipo kointax12 Mar 2026· 6 min
xrp
ripple
impuestos

XRP (Ripple) in Spain: how to declare XRP and its unique tax characteristics

XRP has unique characteristics: reserve requirement, escrow, XRPL DEX. Complete tax guide for XRP holders in Spain.

Equipo kointax9 Mar 2026· 4 min
cosmos
atom
staking

Cosmos (ATOM) in Spain: taxes on staking and IBC ecosystem

Cosmos and its IBC ecosystem have active staking with frequent rewards. Tax guide for ATOM holders in Spain.

Equipo kointax6 Mar 2026· 4 min
arbitrum
optimism
base

Layer 2 (Arbitrum, Optimism, Base) in Spain: taxes on L2 network operations

Ethereum Layer 2 networks like Arbitrum, Optimism, and Base enable cheaper operations. Complete tax guide.

Equipo kointax3 Mar 2026· 4 min
binance
bsc
bnb

Binance Smart Chain (BSC/BNB Chain) in Spain: taxes on BNB staking and DeFi

BNB Chain has one of the most active DeFi ecosystems. Complete tax guide for users in Spain.

Equipo kointax28 Feb 2026· 4 min
chainlink
link
staking

Chainlink (LINK) in Spain: taxes on v0.2 staking and LINK holdings

Chainlink launched its staking v0.2 program. Tax guide for LINK and its rewards in Spain.

Equipo kointax25 Feb 2026· 3 min
polygon
matic
defi

Polygon (MATIC/POL) in Spain: taxes on staking and Polygon DeFi ecosystem

Polygon is the most used Ethereum scaling solution. Tax guide for MATIC/POL in Spain.

Equipo kointax22 Feb 2026· 4 min
avalanche
avax
staking

Avalanche (AVAX) in Spain: taxes on staking and Avalanche DeFi ecosystem

AVAX has native staking with minimum lock-up. Tax guide for Avalanche in Spain.

Equipo kointax19 Feb 2026· 4 min
polkadot
dot
kusama

Polkadot (DOT) and Kusama (KSM) in Spain: taxes on staking and parachain rewards

Polkadot has a unique staking and parachain model. Guide on the tax treatment of DOT in Spain.

Equipo kointax10 Feb 2026· 4 min
errores
declaracion
hacienda

Top 10 mistakes when declaring crypto in Spain (and how to avoid them)

The most common errors Spanish crypto investors make in their declarations.

Equipo kointax7 Feb 2026· 6 min
stablecoins
usdt
usdc

USDT, USDC and stablecoins in Spain: do you need to declare them even if there's no gain?

Stablecoins like USDT/USDC seem to have no gains. But there are cases where they do generate taxable events.

Equipo kointax4 Feb 2026· 5 min