Holding Company Regimes Compared 2026: Portugal, Spain, Luxembourg and the Netherlands

Portugal, Spain, Luxembourg and the Netherlands each offer a distinct participation exemption or holding regime that can substantially reduce or eliminate tax on dividends and capital gains flowing through an intermediate holding company, but the qualifying conditions, thresholds and anti-avoidance exposure differ materially across all four jurisdictions. Choosing the wrong structure – or failing to maintain it correctly – can transform an anticipated tax advantage into a costly audit exposure. This guide sets out the key parameters side by side, explains the practical implications of each regime and identifies the errors that foreign groups most commonly make when selecting or maintaining a European holding structure in 2026.

At a Glance: Comparison Table

The table below is built exclusively from verified legislative sources and reflects the rules as confirmed at 22 September 2026. Where a specific parameter is not established by a key fact, the cell reads "see local advice."

Parameter	Portugal	Spain (ETVE)	Luxembourg (SOPARFI)	Netherlands
Legal basis	Arts. 51, 51-C CIRC	Arts. 21, 107–108 Law 27/2014; Law 11/2020	Art. 166 LIR	Art. 13 Wet Vpb
Minimum holding (dividends)	10%	5%	10% or acquisition cost ≥ EUR 1.2 m	5%
Minimum holding (capital gains)	10%	5%	10% or acquisition cost ≥ EUR 6 m	5%
Minimum holding period	12 months	1 year	12 months	See local advice
Exemption level	Full (dividends & gains)	95% (effective rate approx. 1.25% at the 25% rate)	Full (dividends & gains, if conditions met)	Full (dividends & gains)
Subsidiary location restriction	Not resident in a blacklisted jurisdiction; subject to tax	Not in a blacklisted jurisdiction (for WHT exemption on distributions)	See local advice	See local advice
Withholding tax on outbound distributions	See local advice	Exempt for qualifying non-resident shareholders outside blacklisted jurisdictions	See local advice	See local advice
Innovation / IP box	See local advice	See local advice	See local advice	9% effective rate (innovation box)
Per-participation opt-out	Not specified	Not specified	Available from 2025	Not specified

Sources: PwC Tax Summaries – Portugal; PwC Tax Summaries – Netherlands; Moore Global – Spain; Loyens & Loeff – CJEU C-228/24. Facts last verified: 22 September 2026.

If you are evaluating a holding structure and would like a preliminary analysis of which regime fits your group's profile, you are welcome to reach out to our team at info@ferrazwhitmore.com or visit our contacts page.

Portugal: Participation Exemption

Portugal's participation exemption, set out in Articles 51 and 51-C of the Corporate Income Tax Code (CIRC), exempts both dividends and capital gains from qualifying holdings. The two core conditions are a direct or indirect holding of at least 10% maintained for at least 12 months, combined with a requirement that the subsidiary is neither resident in a jurisdiction on Portugal's blacklist nor exempt from a tax comparable to Portuguese corporate income tax.

The simplicity of Portugal's threshold structure makes it relatively accessible for smaller groups that cannot justify the acquisition-cost alternative available in Luxembourg. However, the subject-to-tax condition on the subsidiary requires careful diligence: where a subsidiary benefits from a special low-tax regime in its home country, the exemption may be denied. Transfer pricing documentation requirements apply to intra-group transactions, and Portugal's general anti-avoidance rule operates alongside the participation exemption, meaning substance at the holding level is a practical necessity rather than an optional refinement.

Portugal is also a common gateway for groups with Latin American operations, given its extensive tax treaty network and the Lusophone cultural and commercial ties that simplify cross-border administration. Groups considering redomiciliation into Portugal or restructuring existing Portuguese holdings should note the tax risks analysed in our dedicated resource on redomiciliation and tax risks.

Spain: ETVE Regime

Spain's ETVE (Entidad de Tenencia de Valores Extranjeros) regime, grounded in Articles 21, 107 and 108 of Law 27/2014 as amended by Law 11/2020, offers a 95% exemption on qualifying foreign dividends and capital gains, producing an effective tax rate of approximately 1.25% at Spain's standard 25% corporate rate. The minimum participation threshold is 5%, held for at least one year.

A key development for 2026 planning is the end of the transitional EUR 20 million acquisition-cost alternative. That alternative, which had applied to holdings acquired before 2021, expired with fiscal year 2025. Groups that relied on it for holdings below the 5% threshold must now review their position, as those holdings will no longer qualify absent restructuring.

One of the ETVE's strongest features is its treatment of outbound distributions: dividends paid from exempt income to non-resident shareholders in non-blacklisted jurisdictions are not subject to Spanish withholding tax, making the ETVE particularly attractive for non-EU parent structures. Anti-avoidance rules and transfer pricing obligations apply in the normal way, and Spain's tax audit environment has intensified in recent years, making robust substance and documentation a priority for any ETVE holding company.

Luxembourg: SOPARFI

Luxembourg's SOPARFI (Société de Participations Financières) remains one of the most extensively used holding vehicles in Europe, primarily because its participation exemption under Article 166 of the Income Tax Law (LIR) combines flexibility with the ability to combine holding and financing functions within a single entity.

The minimum holding threshold for dividend exemption is 10% or an acquisition cost of at least EUR 1.2 million; for capital gains exemption the acquisition-cost alternative rises to EUR 6 million. Both require the participation to be held for 12 months. A notable change effective from 2025 is the ability to opt out of the exemption on a per-participation basis, which offers planning flexibility where a group wishes to offset losses within a particular subsidiary against Luxembourg taxable income rather than receiving exempt gains.

Luxembourg's position as a hub for private equity and investment fund structures means that the SOPARFI is often used in combination with fund vehicles rather than solely as a corporate holding company. For groups exploring Luxembourg-specific tax structuring, our Luxembourg tax structuring services page provides further detail on how Ferraz & Whitmore supports the structuring and maintenance of SOPARFI vehicles.

Netherlands: Participation Exemption

The Dutch participation exemption under Article 13 of the Corporate Income Tax Act (Wet op de vennootschapsbelasting) provides a full exemption on both dividends and capital gains for holdings of at least 5%, with no minimum acquisition-cost alternative. The Netherlands does not impose a minimum holding period in the same explicit form as Portugal or Luxembourg, though continued qualification requires ongoing satisfaction of the subject-to-tax and asset tests at subsidiary level.

The Netherlands is particularly relevant for groups with intellectual property assets, given the innovation box regime that reduces the effective rate on qualifying IP income to 9%. This makes a Dutch holding or operating company potentially attractive not only as a dividend-and-gains conduit but also as an IP holding vehicle, especially where R&D activities can be located or credited to the Netherlands.

The Dutch regime has attracted considerable scrutiny from the EU and the OECD in the context of base erosion and profit shifting, and substance requirements – particularly around decision-making, payroll and physical presence – have been reinforced through domestic legislation and enhanced reporting obligations. Substance planning should therefore be integrated from the outset rather than retrofitted after the structure is in place.

The Anti-Avoidance Overlay: CJEU C-228/24 Nordcurrent Group

Any analysis of European holding regimes in 2026 must account for the Court of Justice of the European Union's ruling in Nordcurrent Group (C-228/24, 3 April 2025). The Court confirmed that the anti-abuse rule embedded in the Parent-Subsidiary Directive applies to national participation exemptions and requires both an objective element – a non-genuine arrangement lacking economic substance – and a subjective element – a main purpose of obtaining a tax advantage. This two-limb test has direct implications for all four jurisdictions covered in this guide.

In practical terms, Nordcurrent Group reinforces what advisers have recommended for years: a holding company must have genuine decision-making activity, qualified management presence and a real economic rationale beyond tax savings. Structures that existed primarily to redirect income without substance risk being recharacterised, with the participation exemption denied and interest or penalty charges applied under the relevant national rules. Tax risk management at the holding level is therefore a live, ongoing obligation rather than a one-off structuring exercise.

See the analysis by Loyens & Loeff on the ruling: CJEU rules on the application of the GAAR under the PSD to national participation exemptions.

How to Choose: Key Considerations

No single jurisdiction is inherently superior. The optimal holding location depends on the interaction of several factors specific to the group's profile. The following considerations tend to be most determinative in practice.

• Subsidiary location and treaty access. Where subsidiaries are concentrated in Latin America or the Lusophone world, Portugal's treaty network may deliver lower withholding tax at source. Where subsidiaries are predominantly in Asia or North America, the Dutch or Luxembourg treaty networks are typically broader.
• Ownership structure of the holding company. Spain's ETVE is specifically attractive where the ultimate shareholders are non-residents outside blacklisted jurisdictions, given the withholding tax exemption on outbound distributions. Where ultimate shareholders are EU-resident, this advantage is less differentiated.
• Size of holdings. Groups with smaller stakes that cannot reach a 10% threshold should compare Spain and the Netherlands, where the 5% threshold applies without an acquisition-cost alternative. Luxembourg offers the acquisition-cost route but at defined minimum amounts.
• IP and innovation assets. If the group holds or intends to develop intellectual property, the Dutch innovation box rate of 9% on qualifying income creates a material advantage over the other three jurisdictions for combined holding and IP structures.
• Substance capacity. Substance costs vary. Luxembourg and the Netherlands have historically required demonstrable local management and payroll to satisfy economic substance tests at treaty and directive level. Portugal and Spain can be less demanding in pure administrative terms, but each has its own substance requirements following BEPS implementation.
• Tax structuring flexibility and finance. Luxembourg's SOPARFI is structurally flexible for debt and equity combinations, making it prevalent in leveraged or fund contexts. Portugal and Spain have their own hybrid and interest deductibility rules that require separate analysis.
• Tax treaty risk. All four jurisdictions have signed the OECD Multilateral Instrument, which has modified many bilateral treaties to include principal purpose tests. The applicable treaty must be checked individually for every holding and subsidiary pairing, as treaty benefits can be denied even where domestic participation exemption conditions are technically met.

Our corporate law and tax structuring team is available to review your group's specific circumstances and map the trade-offs against your investment thesis. Contact us at info@ferrazwhitmore.com or through our contacts page to arrange a preliminary discussion.

Common Errors by Foreign Clients

Based on recurring issues we encounter in advisory and restructuring mandates, the following errors are most frequently made by international groups establishing or maintaining European holding companies.

• Treating the participation exemption as automatic. All four regimes impose conditions that must be actively monitored – holding percentages can fall below threshold through dilution events, and holding periods restart if shares are exchanged or reorganised without qualifying rollover treatment.
• Ignoring the subject-to-tax condition on subsidiaries. Portugal's regime expressly requires the subsidiary to be subject to tax. Where a subsidiary restructures its affairs or moves to a preferential regime, the Portuguese holding company's exemption may be retrospectively at risk.
• Relying on the former Spanish EUR 20 million alternative. This transitional rule expired with fiscal year 2025. Groups that have not reviewed their Spanish holdings since 2021 may find that holdings which previously qualified no longer do so under current rules.
• Underestimating transfer pricing obligations. All four jurisdictions impose transfer pricing documentation requirements on intra-group transactions. Failure to maintain contemporaneous documentation is both an audit risk and a basis for penalty in a tax audit, irrespective of whether the underlying prices are at arm's length.
• Thin substance at the holding level. Following Nordcurrent Group, a holding company with no genuine management activity, no local directors with real authority and no economic rationale beyond routing income is exposed to anti-avoidance challenge. This applies to structures in all four jurisdictions.
• Overlooking withholding tax at source. Even where the participation exemption applies in the holding jurisdiction, withholding tax may be levied by the subsidiary's jurisdiction unless reduced by a tax treaty or directive. Treaty positions must be confirmed for every pair of jurisdictions in the structure.
• Conflating EU directive protection with treaty protection. The Parent-Subsidiary Directive and individual tax treaties operate independently. Groups sometimes assume that one instrument covers them when the other does not apply – for example, where a shareholder is in a non-EU jurisdiction outside the treaty network.

Decision Checklist

Before committing to a holding jurisdiction, a group should be able to answer each of the following questions clearly.

• Does the group's existing or proposed stake in each subsidiary meet the minimum percentage threshold in the chosen jurisdiction, and will it do so throughout the planned holding period?
• Is each subsidiary resident in a jurisdiction that is neither blacklisted by the holding country nor exempt from a comparable tax obligation?
• Have all applicable bilateral tax treaties been checked at source to confirm reduced withholding rates or directive exemptions apply?
• Is the holding company staffed and managed in a way that demonstrates genuine economic substance – qualified directors, real decision-making, adequate physical presence?
• Has transfer pricing documentation been prepared for all intra-group transactions, including management fees, loans and IP licences?
• Has the anti-abuse analysis under both domestic rules and the Parent-Subsidiary Directive (as interpreted in C-228/24) been conducted and documented?
• Is there an ongoing monitoring process to flag changes in subsidiary tax status, holding percentage or legislative amendments in any of the relevant jurisdictions?
• For Spain specifically: has the transitional EUR 20 million alternative been removed from all internal compliance assumptions for fiscal year 2025 onwards?
• For Luxembourg specifically: has the group considered whether to use the per-participation opt-out mechanism introduced in 2025 for any subsidiaries generating losses?
• For the Netherlands specifically: does the group hold or generate qualifying IP income that may benefit from the 9% innovation box rate?

For a structured review of your holding company architecture across these jurisdictions, our team at Ferraz & Whitmore can provide a comparative analysis aligned with your group's commercial objectives. You can find details of our corporate law services on our website, or write to us directly at info@ferrazwhitmore.com.

Sources

• PwC Tax Summaries – Portugal Corporate Tax
• PwC Tax Summaries – Netherlands Corporate Tax
• Moore Global – Spain Corporate Tax
• Loyens & Loeff – CJEU C-228/24 Nordcurrent Group

Disclaimer: This publication is provided for informational purposes only and does not constitute legal advice. The information herein should not be relied upon as a substitute for professional legal counsel tailored to your specific circumstances. Ferraz & Whitmore assumes no liability for actions taken or not taken based on the contents of this material. For advice regarding your particular situation, please contact info@ferrazwhitmore.com.