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Choosing between Luxembourg Reserved Alternative Investment Fund and the Special Limited Partnership

by | Nov 6, 2024 | Investment funds

Here’s a structured note for comparing Luxembourg’s Reserved Alternative Investment Fund (RAIF) and the Special Limited Partnership (SCSp), focusing on aspects like legal regime, supervision, diversification, and tax matters. Each fund structure has distinct features that cater to different investor needs. You may also check our comparison tables: Luxembourg investment vehicles part 1, Luxembourg investment vehicles part 2

1. Legal Regime: RAIF Vs SLP

The RAIF and SCSp each have unique legal frameworks. The RAIF, established in 2016, is governed by the RAIF Law and must be managed by an authorized Alternative Investment Fund Manager (AIFM) as per the AIFM Directive. This fund can be structured as an SCS (Société en Commandite Simple) or SCSp (Société en Commandite Spéciale), allowing for flexible corporate setups​.

On the other hand, the SCSp is a flexible partnership model governed by the amended 1915 Luxembourg Company Law. Unlike RAIFs, SCSp entities do not possess a legal personality but are structured to support private equity, real estate, and private debt investments. An SCSp’s general partner has unlimited liability, while limited partners’ liability is restricted to their investment, and management powers are primarily granted to the general partner​.

2. Supervision and Regulatory Compliance: RAIF Vs SLP

RAIFs operate outside the scope of direct supervision by the CSSF (Commission de Surveillance du Secteur Financier). However, the fund manager (AIFM) remains under CSSF’s indirect oversight, making RAIFs relatively easy to establish compared to regulated alternatives. RAIFs benefit from the efficiency of rapid setup while still aligning with EU-regulated AIFM standards. They are also required to produce annual reports and other regulatory disclosures​.

In contrast, SCSp partnerships have minimal regulatory requirements as long as they operate unregulated. SCSp’s lack of mandatory CSSF oversight makes them particularly attractive for private and institutional investors preferring a streamlined approach. Compliance obligations are primarily set out in the Limited Partnership Agreement (LPA), allowing for broad customization in governance and administration​.

3. Investment Diversification and Asset Requirements: RAIF Vs SLP

RAIFs mandate asset diversification, typically aiming to mitigate investment risk in line with AIFM directives. RAIFs provide a streamlined option for multi-asset investments, making them popular in private equity and hedge fund sectors​.
Conversely, SCSps are highly customizable, with no diversification requirements, making them ideal for targeted investments or single-asset structures. SCSp’s adaptability is beneficial for investors focused on niche assets, such as private debt or real estate​.

4. Tax Aspects: RAIF Vs SLP

The RAIF tax regime offers significant benefits. RAIFs are only subject to a 0.01% annual subscription tax on net assets, with certain exemptions. Profit distributions are exempt from Luxembourg withholding tax, making RAIFs tax-efficient for cross-border investment structures. RAIFs also benefit from Luxembourg’s extensive tax treaties, aiding in tax optimization, especially for investors in jurisdictions with favorable tax agreements​.

SCSps also enjoy tax neutrality. They are typically exempt from corporate income taxes, municipal business taxes, and net wealth tax, provided they are unregulated and do not perform commercial activities. This setup creates an efficient structure for partnerships seeking tax neutrality, especially for limited partners in cross-border settings​.

RAIFs and SCSps each serve different investor needs, with RAIFs aligning well with diversified, regulated funds, and SCSps offering flexibility and minimal regulation for specialized, single-asset investments.

Damalion helps international investors to structure their investments thanks to the Luxembourg investment vehicles which offer strong stability and advantages. Contact your Damalion expert now.

This information is not intended to be a substitute for specific individualized tax or legal advice. We suggest that you discuss your specific situation with a qualified tax or legal advisor.

Damalion – Luxembourg

Choosing between Luxembourg RAIF and the Special Limited Partnership (SCSp) — legal setup, supervision, formation steps, governance, investor eligibility, diversification, reporting, and tax points.

For investors, entrepreneurs, family offices, private equity and venture capital teams • This guide explains when to use a RAIF versus an SCSp and what each option requires in practice. Acceptance by authorities and providers follows their own rules.

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Quick view

Pick a RAIF when you want an alternative investment fund managed by an AIFM with EU marketing options and a light product setup. Pick an SCSp when you want a contract-based partnership with high flexibility, including single-asset or club deals. Both are widely used for private equity, venture capital, real assets and private credit.

Use clear language in all documents. Keep terms consistent across the limited partnership agreement, offering documents and service contracts.

RAIF vs SCSp — at a glance

Topic RAIF (Reserved Alternative Investment Fund) SCSp (Special Limited Partnership)
Legal basis Law of 23 July 2016 (RAIF Law). Can be set up as a company or as a partnership (incl. SCSp). Law of 10 August 1915 (as amended). Partnership by contract, no separate legal personality.
Supervision Product not authorised by CSSF. Must appoint an authorised AIFM. AIFM is supervised. Unregulated by default. Can qualify as an AIF depending on structure and management.
Manager External authorised AIFM required (EU). Manager defined in the LPA. If an AIF, AIFM rules apply (authorised or registered as relevant).
Depositary Depositary required under AIFMD rules. If an AIF with an AIFM, a depositary is required. Pure partnership outside AIF scope does not.
Eligible investors Well-informed investors (incl. professional and institutional; certain high-net-worth with conditions). Defined by the LPA/offering docs. If marketed as an AIF, follow AIFMD rules.
Diversification Risk-spreading required at fund level (documented in the constitutive docs). No statutory diversification. Common for single-asset or concentrated strategies.
Reporting Annual report; AIFMD reporting via the AIFM; auditor. As agreed in LPA. If an AIF, apply AIFMD reporting rules.
Tax Generally exempt from income and net wealth taxes. 0.01% subscription tax on NAV (with exemptions). Distributions: no Luxembourg withholding tax. Typically tax-transparent for partners. No corporate income, municipal business or net wealth taxes if not carrying commercial activities.
Speed to market Fast launch once AIFM and providers are in place. No product authorisation step. Very fast. Formed by LPA and registration formalities.
Use cases Multi-asset PE/VC, real assets, private credit with EU marketing via AIFM passport. Club deals, single-asset SPVs, co-investments, carried interest and feeder sleeves.

How to choose

  1. Confirm investor type and marketing route. Professional only or wider well-informed base? EU marketing planned?
  2. Decide governance. External AIFM with depositary, or partnership governance in an LPA?
  3. Match assets and diversification. Single-asset or concentrated → often SCSp. Broad portfolio → often RAIF.
  4. Set reporting and audit. RAIF follows AIFMD via the AIFM. SCSp follows the LPA; add an auditor if investors expect it.
  5. Confirm tax profile. RAIF: subscription tax with exemptions. SCSp: tax transparency for partners in most cases.

Timelines and costs

  • RAIF: timing depends on AIFM, depositary, administrator and auditor onboarding. Launch can be quick when documents are ready.
  • SCSp: very fast once the LPA and registrations are final.
  • Both: provider fees apply. RAIF also carries AIFM and depositary fees and AIFMD reporting costs.

Frequently asked questions

Is a RAIF authorised by the CSSF?
No. The RAIF is not authorised by the CSSF as a product. An authorised AIFM is mandatory and is supervised.
Must a RAIF appoint an AIFM established in the EU?
Yes. A RAIF must be managed by an authorised EU AIFM. The AIFM’s passport may be used for marketing to professional investors within the EU.
Who can invest in a RAIF?
Well-informed investors, including professional and institutional investors. Certain non-professional investors may qualify subject to legal thresholds and a suitability check.
Does a RAIF pay Luxembourg corporate income tax?
Generally no. RAIFs are exempt from Luxembourg corporate income tax, municipal business tax and net wealth tax. An annual subscription tax of 0.01% applies to NAV, subject to exemptions.
Are RAIF distributions subject to Luxembourg withholding tax?
No. Amounts distributed by a RAIF are not subject to Luxembourg withholding tax under the RAIF Law.
Can a RAIF invest without diversification?
No. RAIFs must comply with risk-spreading as set in the fund documents and in line with AIFM standards.
When does the RAIF subscription tax not apply?
Exemptions exist, for example for certain investments in other Luxembourg funds already subject to subscription tax, microfinance, and pension pooling vehicles. RAIFs investing exclusively in risk capital may opt for a SICAR-like regime.
Does an SCSp have legal personality?
No. The SCSp is a partnership by contract without separate legal personality. Rights and duties are as defined in the LPA and the 1915 Law.
What liability applies to SCSp partners?
The general partner has unlimited liability. Limited partners’ liability is limited to their commitment, provided they do not carry out external management acts.
Is an SCSp tax-transparent?
Typically yes. The SCSp is generally treated as tax-transparent for Luxembourg tax purposes if it does not carry a commercial activity.
Can an SCSp be an AIF?
Yes. If the SCSp raises capital from investors to invest according to a defined policy for their benefit, it may qualify as an AIF. AIFM and depositary rules then apply based on thresholds and status.
Is an auditor mandatory?
RAIFs must produce annual reports and are typically audited. For SCSps, auditing is set by the LPA and investor requirements; if an AIF, apply relevant rules.
Can a RAIF be formed as an SCSp?
Yes. A RAIF may adopt partnership form, including SCSp, or company form (e.g., SA, Sàrl), and may be SICAV/SICAF or FCP-like.
What changes with AIFMD II?
Luxembourg’s bill to transpose AIFMD II was submitted in October 2025. Entry into force is planned for 16 April 2026 with some reporting from 16 April 2027. Loan-originating AIF transitional rules apply. Sponsors should monitor final text.
Is a depositary required for an SCSp?
If the SCSp is an AIF managed by an AIFM, a depositary is required. A non-AIF SCSp does not require a depositary.
Can limited partners take certain actions without losing limited liability?
Yes. The 1915 Law lists actions (e.g., advisory, oversight, approvals) that do not qualify as external management and do not trigger liability extension.
How fast can each vehicle be launched?
SCSp: very fast once the LPA is agreed. RAIF: fast after AIFM, depositary and service providers are onboard and documents are aligned.
Can these vehicles be used for carried interest?
Yes. SCSps are commonly used for carried interest and co-investment. RAIFs may also be combined with carry SCSps.
Can these vehicles hold debt, equity and real assets?
Yes. RAIFs and SCSps are widely used for private equity, private credit and real estate, subject to the constitutive documents and applicable law.
Do these answers replace legal advice?
No. They are general information. Obtain advice based on your facts and investor base.
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