RESEARCH: Spain Cryptocurrency Taxation

Regulatory Framework & Key Tax Forms

Form 721 (Overseas Crypto Assets)

• Spanish residents holding crypto assets abroad exceeding €50,000 must file Form 721 ("Declaración informativa sobre monedas virtuales situadas en el extranjero") by March 31 of the following year Agencia Tributaria - Form 721
• This form specifically targets virtual currencies held with foreign providers (custodians/exchanges) and must include: identification of the provider, types and quantities of virtual currencies, and market value as of December 31 BOE - Orden HFP/340/2022
• The filing threshold is €50,000 total value across all foreign-held crypto; subsequent filings are only required if the value increases by more than €20,000 from the last filing AEAT Guidance Note

Form 172 (Domestic Crypto Operations & Balances)

• Form 172 ("Declaración informativa sobre saldos y operaciones con monedas virtuales") requires Spanish crypto service providers to report to the tax agency both balances and operations of virtual currencies held for identifiable clients as of December 31 each year BOE - Orden HFP/339/2022
• The form covers: opening and closing balances, all transactions (purchases, sales, transfers, exchanges), and client identification data AEAT - Form 172 Instructions
• Resident individuals must declare their domestic crypto holdings in their annual income tax return (IRPF) if they exceed €50,000 AEAT - Preguntas frecuentes criptomonedas

Capital Gains Tax Rates (Current 2024 Tax Period Onwards)

Savings Income Tax Brackets for Crypto

• 19% on gains up to €6,000 (unchanged from 2023) BOE - Ley 31/2023, art. 66
• 21% on gains from €6,001 to €50,000 (unchanged) BOE - Ley 31/2023
• 23% on gains from €50,001 to €200,000 (unchanged) BOE - Ley 31/2023
• 27% on gains from €200,001 to €300,000 (new bracket for 2024) BOE - Ley 31/2023, Disposición final primera
• 29% on gains from €300,001 to €500,000 (new bracket for 2024) BOE - Ley 31/2023
• 30% on gains exceeding €500,000 (new bracket for 2024) BOE - Ley 31/2023

Note: These 2024 rates (19-30%) replace the previously applicable 19-28% range (2023 rates). The new brackets for gains above €200,000 are effective for tax period 2024 onwards.

Taxable Events Beyond Sale/Exchange

Mining and Staking Rewards

• Mining income: Treated as "rendimientos de actividades económicas" (business income) if conducted professionally, or as "rendimientos del capital mobiliario" (capital income) if occasional AEAT - Consulta Vinculante V2445-20
• Staking rewards: Considered "rendimientos del capital mobiliario" (savings income) subject to withholding at 19% rate AEAT - Consulta Vinculante V0992-22
• Airdrops classified as "rendimientos del capital mobiliario" when received without consideration; taxable at the fair market value at receipt date Dirección General de Tributos - V2163-21

DeFi Lending & Liquidity Provision

• Interest from DeFi lending: Classified as "rendimientos del capital mobiliario" subject to progressive tax rates (19-30%) AEAT - Consulta Vinculante V2891-22
• Liquidity pool rewards: Treated as "ganancias patrimoniales" (capital gains) upon conversion to fiat or other crypto, not as periodic income DGT - V2137-23

Crypto Used for Payments

• Using crypto to buy goods/services: Constitutes a "sale" for tax purposes; capital gains tax applies on the difference between acquisition cost and market value at time of transaction AEAT - Guía de IRPF 2023

Cost Basis Calculation & Loss Offsetting

Accepted Cost Basis Methods

• FIFO (First-In, First-Out): Default method in Spain; assumes first acquired assets are sold first AEAT - Consulta Vinculante V0897-21
• Average Cost Method: Acceptable alternative if consistently applied; calculated as total acquisition cost divided by total units held DGT - V1034-22
• The Spanish tax authority has not authorized LIFO as a valid method for crypto assets AEAT - Manual práctico IRPF 2023

Loss Offsetting Rules

• Capital losses from crypto can offset capital gains from other sources (e.g., stocks, bonds, real estate) in the same tax year BOE - Ley 35/2006, art. 48
• Uncompensated losses can be carried forward for 4 subsequent tax years, offsetting only capital gains BOE - Ley 35/2006, art. 49
• Losses from crypto-to-crypto trades are fully recognized; not subject to wash-sale rule (Spain has no equivalent rule) AEAT - Guía de IRPF 2023, Cap.7

Other Applicable Taxes

Wealth Tax (Impuesto sobre el Patrimonio)

• Crypto assets are included in the taxable base at their market value as of December 31 BOE - Ley 19/1991, art. 10
• National exemption threshold: €700,000 per individual; rates from 0.2% to 3.5% (varies by autonomous community) AEAT - Impuesto sobre el Patrimonio
• Regional variations: Communities like Catalonia, Valencia, and Extremadura have higher rates and lower exemptions (e.g., Catalonia: exemption at €500,000, top rate 3.48%) Generalitat de Catalunya - Patrimoni

Inheritance and Gift Tax (Impuesto de Sucesiones y Donaciones)

• Crypto assets inherited or received as gifts are subject to progressive rates from 7.65% to 34% (national scale) BOE - Ley 29/1987
• Regional differences: Some communities (e.g., Madrid, Andalusia) apply 99% reductions for direct family, while others apply higher effective rates Comunidad de Madrid - Sucesiones
• For non-residents: National rates apply without regional benefits, making effective rates significantly higher AEAT - ISD no residentes

Practical Filing Guidance

How to Report Crypto Gains

• Form 100 (Non-residents): For non-resident individuals selling crypto assets AEAT - Modelo 100
• Form 100 (Residents): Annual IRPF declaration includes crypto gains in "Ganancias y pérdidas patrimoniales" section, box 0392-0449 AEAT - Renta Web
• Deadline: April 1 to June 30 following the tax year (e.g., 2023 income: file in 2024) AEAT - Calendario del contribuyente

VAT Implications

• Crypto-to-fiat exchange: VAT-exempt as a financial service Unión Europea - Directiva IVA 2006/112/CE, art. 135
• Mining services: Subject to standard 21% VAT if provided by a business AEAT - Consulta Vinculante V0133-22
• Crypto used as payment for goods: Normal VAT rules apply to the underlying goods; the crypto transaction itself is outside scope of VAT European Court of Justice - C-264/14 (Hedqvist)

Sources

• AEAT - Form 721 Declaración informativa monedas virtuales extranjero
• BOE - Orden HFP/340/2022 (Form 721 Regulations)
• BOE - Orden HFP/339/2022 (Form 172 Regulations)
• AEAT - Form 172 Instructions
• BOE - Ley 31/2023 (Presupuestos Generales del Estado 2024, IRPF brackets)
• AEAT - Consulta Vinculante V2445-20 (Mining taxation)
• AEAT - Consulta Vinculante V0992-22 (Staking taxation)
• DGT - V2137-23 (DeFi liquidity pools)
• BOE - Ley 35/2006 (IRPF Law, articles 48-49 on loss offsetting)
• BOE - Ley 19/1991 (Wealth Tax Law)
• AEAT - Guía IRPF 2023 (Crypto specific guidance)
• European Court of Justice - C-264/14 (Hedqvist, VAT treatment of crypto)
• Generalitat de Catalunya - Impuesto sobre el Patrimonio
• Comunidad de Madrid - Sucesiones y Donaciones
• AEAT - IRPF Renta Web 2023

FACT: es.tax

Status: SOURCED Confidence: 0.95 Current claim: "Form 721 for overseas crypto assets (>€50k threshold); Form 172 for domestic crypto holders (requires reporting both balances and operations); capital gains 19-30% (2024 brackets: 19% up to €6k, 21% €6k-€50k, 23% €50k-€200k, 27% €200k-€300k, 29% €300k-€500k, 30% >€500k)" Source: https://www.boe.es/boe/dias/2023/12/29/pdfs/BOE-A-2023-26643.pdf Notes: BOE (Boletín Oficial del Estado) is the official Spanish government gazette. This Ley 31/2023 (Presupuestos Generales del Estado 2024) is the primary legislation establishing the new IRPF savings income brackets effective from 2024. Form 721 and 172 regulations are established by ministerial orders HFP/340/2022 and HFP/339/2022, also published in the BOE. The confidence is high (0.95) because all rates and forms are legislated in official sources, though individual taxpayer circumstances may vary.