FUNDS, 08Aut. 10077274 · 142 Boulevard de la Pétrusse, Luxembourg

SIF in Luxembourg, specialised investment fund.

A SIF is a Luxembourg specialised investment fund, authorised and supervised by the CSSF, reserved for well-informed investors and open to all asset types under a risk-diversification requirement. FSL handles accounting, NAV calculation, substance and reporting. FSL handles structuring, substance, accounting and reporting; CSSF authorisation and reserved acts are coordinated with our network of partner lawyers and notaries.

In short

The SIF (specialised investment fund, law of 13 February 2007) is a Luxembourg fund reserved for well-informed investors, subject to CSSF authorisation, able to invest in a broad range of assets under a risk-spreading principle.

Legal basis

Law of 13 February 2007 on specialised investment funds; CSSF supervision and authorisation; 0.01% subscription tax. Management by an AIFM depending on thresholds (law of 12 July 2013).

Key takeaway

  • The SIF is CSSF-authorised and requires risk diversification.
  • Reserved for well-informed investors; 0.01% subscription tax.
  • FSL operates the SIF (accounting, NAV, reporting); authorisation is coordinated with the lawyer.

SIF vs RAIF vs SICAR

CriterionSIFRAIFSICAR
CSSF authorisationYesNo (authorised AIFM)Yes
AssetsAll, diversifiedAllRisk capital
DiversificationYesYes (except option)Not required
Launch timeLonger (authorisation)6 to 10 weeksLonger (authorisation)

Who this is for

  • Managers and sponsors seeking a regulated vehicle
  • Well-informed investors (institutional, professional, qualified)
  • Multi-asset strategies needing a supervised framework

What we do

  • SIF scoping (form, compartments) and two-tier structure
  • Fund accounting and NAV calculation
  • Investor and regulatory reporting support
  • Substance, domiciliation and CSSF / depositary / auditor coordination

A free first call within 24 hours, with a dedicated contact. NDA from first contact.

Check my eligibility

Ready to structure your sif?

Free first call within 24 hours. Dedicated adviser, NDA from first contact.

Book a consultation

Preparation checklist

Get the list of documents and steps to start without friction.

Download the checklist

The process, step by step

01

Structuring

Choice of form, compartments, AIFM and depositary; investment-policy scoping.

02

Authorisation & launch

Incorporation and CSSF authorisation file (led by the lawyer); accounting set-up and substance.

03

Ongoing operation

Accounting, NAV, investor and regulatory reporting, annual accounts.

FAQ

Frequently asked questions

What is a SIF in Luxembourg?
The SIF (specialised investment fund, law of 13 February 2007) is a CSSF-regulated fund, reserved for well-informed investors, open to all asset types under a risk-spreading requirement.
SIF or RAIF?
The SIF is authorised directly by the CSSF (longer launch); the RAIF has no direct authorisation but requires an authorised AIFM and launches in 6 to 10 weeks. The choice depends on timing and profile.
What taxation for a SIF?
The SIF is exempt from income tax and subject to a 0.01% subscription tax. Intermediate SOPARFIs benefit from the participation exemption (art. 166 LIR).
Request a quote

Request a quote

Reply within 24 business hours. NDA from first contact.

Step 1 of 3Your need

Which service, structure and timeline?

Urgency