Spain's tax agency targets cryptocurrency holders with 2026 plan

Spain's Tax Agency (AEAT) is tightening its grip on cryptocurrency holders, with the 2026 tax control plan identifying digital assets and the real estate sector as key battlegrounds for this fiscal year.

Spain to vigilantly monitor cryptocurrency transactions

As the 2025 tax return campaign, which began April 8, unfolds, the AEAT will be closely scrutinizing declarations of digital currencies. Advanced data analytics, including cross-referencing transactions from the Modelo 721 form with bank card activity linked to exchanges, will be used to identify potential tax evaders.

Failure to declare cryptocurrency holdings can result in hefty fines, with penalties reaching up to 50% or more of undeclared income. The AEAT has made it clear that the