Undertakings for collective investment (UCIs)

UCIs / Investment companies in risk capital (SICARs) / Specialised investment funds (SIFs) / Undertakings for collective investment in transferable securities (UCITS) / Undertakings for collective investment subject to Part II of the Law of 17 December 2010 (Part II UCIs)

April 2026 CSSF Newsletter No 303: What happened during last month in the Financial Sector in Luxembourg?

April 2026 CSSF Newsletter No 303: What happened during last month in the Financial Sector in Luxembourg?

Luxembourg Financial Regulatory Advisory, Tools, Templates: The April 2026 CSSF Newsletter No 303 from the Commission de Surveillance du Secteur Financier (CSSF) serves as a comprehensive update on the Luxembourg financial scene. It highlights critical security warnings regarding fraudulent websites and provides detailed regulatory circulars concerning crypto-assets and liquidity […]

April 2026 CSSF Newsletter No 303: What happened during last month in the Financial Sector in Luxembourg? Read More »

Circular CSSF 26/910 ESMA Guidelines on Liquidity Management Tools (LMTs) of UCITS and open-ended AIFs (ESMA34-671404336-1364): What are the new rules and instructions regarding LMTs in Luxembourg?

Circular CSSF 26/910 ESMA Guidelines on Liquidity Management Tools (LMTs) of UCITS and open-ended AIFs (ESMA34-671404336-1364): What are the new rules and instructions regarding LMTs in Luxembourg?

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: Let’s understand the new rules and instructions regarding Liquidity Management Tools (LMTs). These guidelines were created by the European Securities and Markets Authority (ESMA) and are being applied in Luxembourg by the

Circular CSSF 26/910 ESMA Guidelines on Liquidity Management Tools (LMTs) of UCITS and open-ended AIFs (ESMA34-671404336-1364): What are the new rules and instructions regarding LMTs in Luxembourg? Read More »

Circular CSSF 25/901 relating to specialised investment funds, investment companies in risk capital and undertakings for collective investment subject to Part II of the Law of 17 December 2010

What can We Understand from Circular CSSF 25/901 Relating to Specialised Investment Funds, Investment Companies in Risk Capital and Undertakings for Collective Investment

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: Circular CSSF 25/901 modernises and consolidates the regulatory framework for Luxembourg’s specialised investment funds (SIFs), investment companies in risk capital (SICARs), and Part II UCIs. By repealing and replacing several older circulars,

What can We Understand from Circular CSSF 25/901 Relating to Specialised Investment Funds, Investment Companies in Risk Capital and Undertakings for Collective Investment Read More »

Circular CSSF 25/900 Amends Circular CSSF 22/811 on Authorisation and organisation of entities acting as UCI administrators

Circular CSSF 25/900 Amends Circular CSSF 22/811 on Authorisation and organisation of entities acting as UCI administrators: 5 Critical Takeaways

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: Circular CSSF 25/900 amends Circular CSSF 22/811, which governs the authorization and organization of Undertaking for Collective Investment (UCI) administrators. A primary change introduced by this circular is the immediate repeal of

Circular CSSF 25/900 Amends Circular CSSF 22/811 on Authorisation and organisation of entities acting as UCI administrators: 5 Critical Takeaways Read More »

CSSF October 2025 Newsletter (No 297)

We Read a 15-Page Report (CSSF October 2025 Newsletter (No 297)) So You Didn’t Have To. Here Are the 5 Most Surprising Takeaways.

Luxembourg Financial Regulatory Advisory, Tools, Templates: Introduction: Uncovering the Stories Hidden in the Data (CSSF October 2025 Newsletter (No 297)) Official financial reports are often dense and unapproachable. So we dug into the latest 15-page report from Luxembourg’s financial regulator,

We Read a 15-Page Report (CSSF October 2025 Newsletter (No 297)) So You Didn’t Have To. Here Are the 5 Most Surprising Takeaways. Read More »

F5 Security Incident Response Plan following on Multiple Vulnerabilities in F5 Devices and Products

What is Your F5 Security Incident Response Plan following CSSF Publication in Luxembourg on Multiple Vulnerabilities in F5 Devices and Products?

Luxembourg Financial Regulatory Advisory, Tools, Templates: 1.0 Situation Briefing: Nation-State Threat Actor Compromise (F5 Security Incident Response Plan following on Multiple Vulnerabilities in F5 Devices and Products) This article outlines the organization’s potential incident response plan following the disclosure of

What is Your F5 Security Incident Response Plan following CSSF Publication in Luxembourg on Multiple Vulnerabilities in F5 Devices and Products? Read More »

New XML Schema for U1.1 Reporting in Luxembourg

CSSF Releases New XML Schema for U1.1 Reporting in Luxembourg

Luxembourg Financial Regulatory Advisory, Tools, Templates: The Commission de Surveillance du Secteur Financier (CSSF) announced on September 25, 2025, the availability of the new XML schema for CSSF – U1.1 reporting in Luxembourg. This new format, outlined in the annex

CSSF Releases New XML Schema for U1.1 Reporting in Luxembourg Read More »

CSSF - U1.1 reporting in Luxembourg in Focus

CSSF – U1.1 reporting in Luxembourg in Focus: Understanding Circular CSSF 15/627 and CSSF U1.1 reporting Requirements

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: With this article, we aim to provide a comprehensive overview of the monthly reporting obligation known as the “U1.1 reporting,” as mandated by the Commission de Surveillance du Secteur Financier (CSSF) in

CSSF – U1.1 reporting in Luxembourg in Focus: Understanding Circular CSSF 15/627 and CSSF U1.1 reporting Requirements Read More »

Information on Investment Vehicles and Investment Fund Managers (IFMs)

Now, More Clarity Available on the Information on Investment Vehicles and Investment Fund Managers (IFMs) in Luxembourg

Luxembourg Financial Regulatory Advisory, Tools, Templates: Regarding Information on Investment Vehicles and Investment Fund Managers (IFMs) in Luxembourg, the CSSF is fundamentally changing how it presents information to the public and the industry. Effective from 19 September 2025, the regulator would

Now, More Clarity Available on the Information on Investment Vehicles and Investment Fund Managers (IFMs) in Luxembourg Read More »

CSSF September 2025 Newsletter at Ratiofy.Lu

Financial Sector in Luxembourg Sees Growth Amid New Warnings: CSSF September 2025 Newsletter

Luxembourg Financial Regulatory Advisory, Tools, Templates: In order to easily digest the information, in this article at https://ratiofy.lu/, we try to understand the nuances under the information published in the newsletter number 296 from the Commission de Surveillance du Secteur

Financial Sector in Luxembourg Sees Growth Amid New Warnings: CSSF September 2025 Newsletter Read More »