Complete checklist of the Spanish crypto taxpayer 2025

This is the ultimate checklist to ensure you meet all your tax obligations as a Spanish crypto investor. Use it throughout the year and especially during the rental season.

✅ DURING THE YEAR (continuous registration)

Record of all operations

• Each crypto purchase: date, pair, quantity, price in €, commission, exchange.
• Each crypto sale: date, pair, quantity, price in €, commission, exchange.
• Each crypto-to-crypto swap: date, both tokens, quantities, price of each in €.
• Each staking/earn receipt: date, token, amount, price in €.
• Each airdrop received: date, token, quantity, price in €.
• Each gas payment: date, amount of ETH/SOL/etc., price in €.
• Every deposit and withdrawal in DeFi protocol.
• Each NFT bought and sold: date, purchase and sale price in €.

Backups and files

• CSVs of exchanges saved in a safe place (encrypted cloud + local copy).
• Screenshots of important DeFi positions.
• Emails confirming relevant operations.
• Exported history of on-chain wallets.

✅ IN JANUARY (tax preparation)

Data export

• Export full year history of each exchange you used.
• Export history of self-custody wallets.
• Export history of DeFi/staking platforms.

FIFO calculation

• Import all CSVs into tool (Koinly/Blockpit).
• Check import errors (unrecognized transactions, missing prices).
• Verify that the FIFO is correct (especially if there are movements between exchanges).
• Generate the profit/loss report for the year.

✅ MODEL 721 (if applicable)

When does Model 721 apply?
If the total value of your cryptocurrencies in foreign exchanges/wallets exceeds €50,000 as of December 31 of the fiscal year.

• Calculate the total value of your crypto portfolio as of December 31.
• Check if it exceeds €50,000 in custodians outside of Spain.
• If applicable: collect data from each exchange/wallet (name, country, balance, value in €).
• Submit Form 721 before March 31 of the following year.

Note on Model 720:

• Applies to traditional financial investments abroad (stocks, bonds, bank accounts).
• For crypto ETPs/ETFs in foreign brokers → Model 720.
• For direct cryptocurrencies → Model 721.

✅ IRPF INCOME DECLARATION

Deadline: Usually from April 2 to July 1 (check exact dates each year).

Capital gains and losses (savings basis)

Add the net gain/loss from cryptocurrency transmissions:

• Box corresponding to capital gains based on savings.
• Generation period: More than one year or Less than one year (although for crypto it is usually the same box in Spain).
• Check: Sum of profits − Sum of losses = Net result.

Returns on movable capital (savings base)

For staking, DeFi lending, earn interest:

• Total interest/income received in the year in €.
• Each platform may have a different box depending on its nature.

Economic activities (general basis)

If you have mining, professional trading, P2E as an activity, etc.:

• Net performance of the activity (income − expenses).
• Previous registration in census model 036/037.

Capital gains on a general basis (airdrops, etc.)

Airdrops and some profits go into the general base:

• Total profits on a general basis from crypto imputation.

✅ ADDITIONAL OBLIGATIONS ACCORDING TO PROFILE

Self-employed with crypto as an activity

• Registration in census form 036/037 with corresponding heading.
• Quarterly installment payments of personal income tax (form 130).
• Quarterly VAT declaration (although many crypto activities are exempt from VAT).
• If you employ others: withholdings (form 111).

Company (Limited Company)

• Crypto accounting in accordance with the PGC.
• Corporate Tax (form 200).
• Informative declaration of related-party transactions if there are partners.

✅ SUMMARY DEADLINES 2025 (IRPF fiscal year 2024)

✅ WARNING SIGNS: when to act now

• You receive a request from the Treasury → hire an advisor immediately.
• You have undeclared tax years → consider voluntary regularization (lower penalties).
• Your exchange closes or has problems → download all data immediately.
• You are going to emigrate → consult the exit tax before changing residence.

Useful resources

• AEAT: aeat.es → WEB rental, models, queries.
• Declaracripto.es: Spanish crypto declaration tool.
• Koinly, Blockpit: Multi-exchange FIFO calculation.
• DGT: Tax query database (search for "cryptocurrencies" to see official criteria).

Updated: April 2026 | Fiscal year: 2025