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Crypto Tax Blog

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

gnosis-safe
multisig
wallets

Multisig wallets (Gnosis Safe) in Spain: tax implications for companies and DAOs

Multisig wallets like Gnosis Safe are used by companies and DAOs. Guide on their tax implications in Spain.

Equipo kointax23 Oct 2026· 3 min
cashback
tarjeta-cripto
recompensas

Crypto cashback from cards (Crypto.com, Binance Card): is it taxed in Spain?

Crypto cards like Crypto.com Card give cashback in crypto. How is it taxed under Spanish IRPF?

Equipo kointax20 Oct 2026· 3 min
nft
royalties
creador

NFT royalties for creators in Spain: how are resale income taxed?

NFT creators receive royalties on each secondary resale. Complete guide on their taxation in Spain.

Equipo kointax14 Oct 2026· 4 min
dao
gobernanza
tokens

DAO governance tokens in Spain: how UNI, AAVE, MKR and others are taxed

Governance tokens like UNI, AAVE and MKR have specific tax implications. Guide for Spain.

Equipo kointax11 Oct 2026· 4 min
fantom
ftm
sonic

Fantom/Sonic (FTM/S) in Spain: taxation of DeFi on the Fantom network

Fantom evolved to Sonic with new token S. Guide on FTM/Sonic taxation and DeFi in Spain.

Equipo kointax8 Oct 2026· 3 min
wrapped-tokens
wbtc
weth

Wrapped tokens (wBTC, wETH) in Spain: is wrapping a taxable event?

Wrapped tokens let you use BTC and ETH in DeFi. Guide on whether wrapping creates a taxable event in Spain.

Equipo kointax5 Oct 2026· 4 min
polygon
matic
defi

Polygon (MATIC/POL) in Spain: how DeFi operations on Polygon network are taxed

Polygon is one of the most used L2 networks for DeFi. Guide on MATIC/POL taxation and Polygon DeFi in Spain.

Equipo kointax2 Oct 2026· 4 min
bug-bounty
recompensas
cripto

Crypto bug bounty rewards in Spain: how are they declared in IRPF?

Bug bounty programs pay in crypto. Guide on how to declare these rewards in Spain.

Equipo kointax23 Sept 2026· 3 min
menores
menores-de-edad
cripto

Cryptocurrencies of minors in Spain: who declares and how

Minors who own crypto also have tax obligations. Guide on who declares and how in Spain.

Equipo kointax17 Sept 2026· 3 min
ens
ethereum
dominios

ENS (Ethereum Name Service) in Spain: are .eth domains assets with tax implications?

ENS domains (.eth) are NFTs with value. Guide on their tax implications in Spain.

Equipo kointax14 Sept 2026· 3 min
margin-trading
apalancamiento
cripto

Crypto margin trading in Spain: how leveraged profits and losses are taxed

Margin trading allows leveraged operations. Complete tax guide in Spain.

Equipo kointax5 Sept 2026· 4 min
arbitrum
optimism
base

Arbitrum, Optimism and Base (Ethereum L2) in Spain: taxes and how to declare

Ethereum L2 networks are increasingly popular. Tax guide for users on Arbitrum, Optimism and Base in Spain.

Equipo kointax27 Aug 2026· 4 min