Spain Inheritance & Gift Tax Guide 2026 — ISD (7.65-81.6%)

Overview of ISD

• Nature of the tax: The Impuesto de Sucesiones y Donaciones (ISD) is a direct, progressive tax on the acquisition of assets and rights by inheritance, gift, or life insurance proceeds. It is levied on the beneficiary (not the estate), based on the value received after applying allowances and the rate scale.
• State vs. regional: ISD is a ceded tax (tributo cedido) — the state sets the general framework, but the autonomous communities have regulatory powers to modify rates, allowances, and multipliers. This has led to dramatic regional differences.
• Jurisprudence: The Constitutional Court (Tribunal Constitucional) has issued several rulings affecting ISD, notably: (a) STC 120/2005 allowed regions to set their own rules, (b) STC 60/2019 allowed non-residents to apply the regional rules of the deceased's residence, and (c) various rulings have limited the ability to discriminate between residents and non-residents of different CCAA.

Who Pays

• Residents of Spain: If the deceased (for inheritance) or the donor (for gifts) was resident in Spain, the beneficiary pays ISD based on the rules of the CCAA where the deceased/donor was resident. If the beneficiary is resident in a different CCAA, they generally apply the rules of the deceased's/donor's CCAA.
• Non-residents: For non-resident deceased persons, Spanish ISD applies to assets located in Spain (real estate, certain securities, etc.). The Constitutional Court ruled that non-residents have the right to choose the CCAA rules of the place where the highest-value Spanish asset is located (this was a major reform following STC 60/2019).
• Worldwide vs. territorial: Spanish residents are subject to ISD on worldwide assets inherited (regardless of where the assets are located). Non-residents are subject only on Spanish-situated assets inherited from a non-resident decedent. However, if the deceased was a Spanish resident, worldwide assets inherited by any beneficiary are potentially subject to Spanish ISD.

Rates by Grupo (Parentesco)

• Group I: Descendants under 21 years of age (children, grandchildren, adopted children). This group benefits from the most generous allowances.
• Group II: Descendants 21+ years of age and ascendants (parents, grandparents). Also includes spouses and registered civil partners.
• Group III: Collaterals of the second and third degree — siblings, aunts/uncles, nephews/nieces, and in-laws of the same degree.
• Group IV: All other relatives (more distant than third degree) and unrelated individuals (extraños). This group faces the highest effective rates.

State Rate Scale

• 7.65%: Up to €7,993.
• 8.50%: From €7,994 to €15,981.
• 9.35%: From €15,982 to €23,968.
• 10.20%: From €23,969 to €31,955.
• 11.05%: From €31,956 to €39,942.
• 11.90%: From €39,943 to €47,930.
• 12.75%: From €47,931 to €55,917.
• 13.60%: From €55,918 to €63,904.
• 14.45%: From €63,905 to €71,892.
• 15.30%: From €71,893 to €79,859.
• 16.15%: From €79,860 to €119,122.
• 18.70%: From €119,123 to €158,385.
• 21.25%: From €158,386 to ₹237,650.
• 25.50%: From €237,651 to ₹316,915.
• 29.75%: From €316,916 to ₹396,180.
• 34.00%: Over €396,181.

Multiplier (Coeficiente Multiplicador)

• Purpose: The tax due after applying the rate scale is multiplied by a coefficient (the multiplicador) that depends on: (a) the Group (relationship), and (b) the beneficiary's pre-existing wealth (patrimonio preexistente).
• Group I (under 21): Multiplier ranges from 1.0 (pre-existing wealth up to €402,678) to 1.5 (pre-existing wealth over €2,007,380).
• Group II (21+ descendants, ascendants, spouses): Multiplier ranges from 1.0 (wealth up to €402,678) to 1.5 (wealth over €2,007,380).
• Group III (siblings, aunts/uncles, etc.): Multiplier ranges from 1.5882 (wealth up to €402,678) to 2.0 (wealth over €2,007,380).
• Group IV (strangers and distant relatives): Multiplier ranges from 2.0 (wealth up to €402,678) to 3.0 (wealth over €2,007,380).
• Effective maximum rate: With the top rate of 34% and the multiplier of 3.0 (Group IV, high pre-existing wealth), the effective top marginal rate can reach 81.6% (34% × 2.4, noting the multiplier applies to the tax after rate scale, not as a simple multiplication — the effective rate can be very high for unrelated beneficiaries).

Regional Variations

• Madrid: The Comunidad de Madrid offers a 99% bonificación on the ISD tax liability for Groups I and II (spouses, descendants, ascendants). This means close relatives pay only 1% of the calculated tax, effectively eliminating the tax for most families. For Groups III and IV, the bonificación is 0% (full rate applies). Madrid also increased allowances significantly.
• Andalucía: Andalusia also introduced a 99% bonificación for Groups I and II, matching Madrid. Close relatives resident in Andalucía pay very little ISD. The region also offers generous allowances (€1,000,000 for spouses, €250,000 for children).
• Cataluña: Catalonia applies the full ISD rate scale without a general bonificación. However, Cataluña has more generous tax-free allowances (reducciones) than the state baseline: (a) €100,000 per child (plus additional allowances for children under 21), (b) €100,000 for spouses, (c) €275,000 for disabled dependants. The result is that large inheritances in Cataluña face significantly higher tax than in Madrid for the same assets.
• Comunidad Valenciana: The Valencian Community applies the general rate scale with a 50% bonificación for Groups I and II (for fiscal year 2026, subject to annual budget laws). Allowances are higher than the state baseline: €100,000 for children and spouses.
• Other regions: The País Vasco and Navarra have their own foral tax systems with completely different ISD rules (generally more favourable). Other CCAA (Galicia, Aragón, Canarias, Castilla y León, etc.) have various combinations of allowances and bonificaciones — always check the specific CCAA rules.

Tax-Free Allowances (Reducciones)

• State allowances (general): (a) Group I and II: €15,956 per beneficiary for inheritance and gifts, (b) disabled dependants (discapacidad ≥65%): €47,858, (c) disabled dependants (≥33%): €23,935, (d) spouses: €15,956, (e) life insurance: €9,151.
• Business assets (empresa familiar): Qualifying business interests (the company must be the beneficiary's main economic activity) are 95% exempt (subject to maintaining the business for at least 5 years).
• Main residence: 95% exemption on the value of the main residence inherited by Groups I and II, up to €122,606 per beneficiary (or €244,202 if the beneficiary is a disabled person). The beneficiary must keep the property for 5 years.
• Regional allowances: Always check the specific CCAA allowances — they can be much higher (e.g., Cataluña's €100,000 per child, Andalucía's €250,000 per child, Madrid's €750,000 per child for under-21s).

Life Insurance

• ISD treatment: Life insurance death benefits are included in the inheritance and are subject to ISD (as an acquisition mortis causa). The beneficiary (the person who receives the payout) is the taxpayer.
• Allowance: A specific allowance (reducción) applies to life insurance proceeds: (a) Groups I and II: the lower of €9,151 per beneficiary or the premium paid (if the contract was before 20 January 2006), (b) Groups III and IV: no allowance (full inclusion).
• Regional rules: Some regions increase the life insurance allowance. For example, Cataluña applies the general €9,151 allowance; Madrid increases it.
• Estate planning: Life insurance is commonly used in Spanish estate planning to provide liquidity for paying ISD (the beneficiaries receive cash to pay the tax). The payout is also useful if the inheritance includes illiquid assets (real estate, business interests) that would otherwise need to be sold.

Gift Tax Rules

• Donations inter vivos: Gifts made during the donor's lifetime are subject to gift tax (ISD donaciones). The same rate scales, multipliers, and group classifications apply as for inheritance, but the allowances are different.
• Allowances for gifts: The state allowance for gifts is lower than for inheritance — generally no automatic allowance unless the specific CCAA provides one. However, some regions offer generous allowances: (a) Cataluña: €100,000 per child for gifts of cash or assets (for certain purposes like business acquisition), (b) Madrid: 99% bonificación for gifts to Group I and II, (c) Andalucía: similar 99% bonificación.
• Timing strategy: Gifts can be structured to use annual allowances: in some regions, you can give up to certain amounts per child per year without triggering tax. Gifts every 3 years are recommended to stay within the CCAA's gift allowance limits (some regions renew allowances every 3 years).
• Pre-inheritance (prenuptial) agreements: Spain allows certain agreements (capitulaciones matrimoniales) that can influence the marital property regime and affect the inheritance. These must be formalised by a notary (notario) to be effective.

Estate Planning Strategies

• Regional planning: Since ISD varies dramatically by region, relocating to Madrid or Andalucía before death (if genuine) can save millions in tax for large estates. The AEAT may challenge artificial relocation — the residence must be genuine and permanent.
• Life insurance trusts (seguros de vida): Naming specific beneficiaries in life insurance policies ensures they receive the payout directly (outside the probate process) to pay ISD. This avoids the need for forced asset sales.
• Empresa familiar exemption: If the estate includes a business, the 95% exemption for the empresa familiar (family business) is a very powerful tool. The business must be the beneficiary's main economic activity and must be maintained for 5 years.
• Usufruct arrangements: Leaving assets in usufruct (usufructo) rather than full ownership can reduce the ISD bill. The usufructuary (typically the surviving spouse) uses the asset during their lifetime, and the full ownership passes to the children (nuda propiedad) with deferred taxation.
• Donations in life: Making gifts during life (rather than inheritance) can reduce the total tax if the CCAA allowances are generous. Gifts every 3 years reset the clock on certain allowances.

Filing Requirements

• Modelo 650 — Inheritance: The inheritance tax return must be filed within 6 months of the date of death. An application for extension (prórroga) can be made within the first 5 months, granting an additional 1 month (total 7 months). The form is filed electronically via the AEAT website.
• Modelo 651 — Gifts: The gift tax return must be filed within 30 business days of the date of the gift (the date the escritura pública is signed before a notary). The donor and donee both have filing obligations in certain circumstances.
• Payment: The tax can be paid in full within the filing deadline. A 5% late payment surcharge applies if filed within 3 months of the deadline, increasing to 20% after 12 months. Interest (intereses de demora) also accrues. A deferral (aplazamiento) may be available in certain circumstances (with interest).
• Required documentation: The original and copy of the death certificate, the will (testamento) or declaration of heirs (declaración de herederos), the property valuation (for real estate), bank statements, share valuations, certificates of insurance policies, and the sworn declaration of assets.

FAQ

How is property valued for ISD purposes?

Real estate inherited in Spain is valued at market value (valor real) as of the date of death. The tax authority may compare the declared value to the reference values (valores de referencia) published by the Catastro. If the declared value is lower than the reference value or market comparables, the AEAT may reassess the property. A sworn appraisal (tasación pericial contradictoria) can be requested if the taxpayer disputes the valuation.

Can a non-resident inherit Spanish property without paying Spanish ISD?

If the deceased was a non-resident of Spain, the Spanish property is still subject to Spanish ISD. However, the Constitutional Court (STC 60/2019) ruled that non-residents can apply the regional rules of the CCAA where the most valuable Spanish asset is located. If that region has generous allowances (Madrid, Andalucía), the tax may be significantly reduced or eliminated. A Spanish tax advisor is essential for non-resident inheritance planning.

Do I need to pay ISD if I inherit from a Spanish resident but live abroad?

Yes, if the deceased was a Spanish resident, the inheritance is subject to Spanish ISD on worldwide assets (not just Spanish assets). However, the double tax treaty or unilateral relief provisions may provide credits for ISD paid in Spain against inheritance tax in your country of residence. The Spanish rules for non-resident beneficiaries have been liberalised in recent years, and non-residents can now apply the CCAA rules of the deceased's residence.

Are life insurance proceeds taxed separately from the inheritance?

Life insurance proceeds are included in the ISD return (Modelo 650) as part of the inheritance. They are not taxed separately. The beneficiary must include the life insurance payout in the ISD calculation, but a specific allowance (€9,151 for Groups I and II) applies. The payout can be paid directly by the insurance company to the beneficiary without waiting for the probate process.

What is the best strategy if I live in Cataluña and my children could inherit a large estate?

Given the high ISD rates in Cataluña (no bonificación), estate planning is essential. Strategies include: (a) making lifetime gifts every 3 years using the €100,000 per child allowance, (b) structuring ownership so that the business assets qualify for the 95% empresa familiar exemption, (c) using life insurance to provide liquidity, (d) considering relocation to a CCAA with 99% bonificación (Madrid or Andalucía) — this must be a genuine move. A comprehensive estate plan with a Spanish abogado especializado is strongly recommended.

Disclaimer

This guide provides general information about Spanish inheritance and gift tax for the 2026 tax year. Tax rates, allowances, regional variations, and regulations may change. The information does not constitute professional tax advice. All individuals should consult with a qualified Spanish tax advisor (asesor fiscal) and a notary (notario) for estate planning advice tailored to their specific family situation and regional circumstances.