CSSF-Circulars

The CSSF Circulars in Luxembourg are issued by CSSF for the Financial Institutions such as Credit Institutions (banks), AIFMs, ManCos, Payment Institutes, EMIs, PFS / PSF etc.

Circular CSSF 26/914: Identification of obliged entities eligible for direct supervision by AMLA in Luxembourg. Ratiofy.Lu Explanation.

Circular CSSF 26/914: Identification of obliged entities eligible for direct supervision by AMLA in Luxembourg. Are you impacted?

Luxembourg Financial Regulatory News: CSSF Circulars: The Circular CSSF 26/914 from the Commission de Surveillance du Secteur Financier (CSSF) outlines a mandatory data collection exercise for various Luxembourg-based financial institutions, including banks, investment firms, and crypto-asset providers. The primary objective is to help the European […]

Circular CSSF 26/914: Identification of obliged entities eligible for direct supervision by AMLA in Luxembourg. Are you impacted? Read More »

Circular CSSF 26/913: Application of the Guidelines of the European Banking Authority on ancillary services undertakings specifying the criteria for the identification of activities referred to in Article 4(1)(18) of Regulation (EU) No 575/2013 (EBA/GL/2026/01) in Luxembourg. Do you understand the framework?

Circular CSSF 26/913: Application of the Guidelines of the European Banking Authority on ancillary services undertakings specifying the criteria for the identification of activities referred to in Article 4(1)(18) of Regulation (EU) No 575/2013 (EBA/GL/2026/01) in Luxembourg. Do you understand the framework?

Luxembourg Financial Regulatory News: CSSF Circulars: The circular CSSF 26/913 outlines the regulatory framework established by the European Banking Authority (EBA) to identify ancillary services undertakings (ASUs) within the financial sector. The Circular CSSF 26/913 formalizes the adoption of these standards in Luxembourg, ensuring that local credit institutions and investment firms comply

Circular CSSF 26/913: Application of the Guidelines of the European Banking Authority on ancillary services undertakings specifying the criteria for the identification of activities referred to in Article 4(1)(18) of Regulation (EU) No 575/2013 (EBA/GL/2026/01) in Luxembourg. Do you understand the framework? Read More »

Circular CSSF 26/912: Repeal of Circular IML 91/75 related to the revision and remodelling of the rules in Luxembourg on undertakings for collective investment ("UCI")

Circular CSSF 26/912: Repeal of Circular IML 91/75 related to the revision and remodelling of the rules to which Luxembourg undertakings governed by the Law of 30 March 1988 on undertakings for collective investment (“UCI”) are subject. Are you in the scope?

Luxembourg Financial Regulatory News: CSSF Circulars: The Circular CSSF 26/912 serves as an official notice from Luxembourg’s financial regulatory authority to formally annul Circular IML 91/75. This action updates the regulatory landscape for undertakings for collective investment (UCIs) by removing outdated rules originally

Circular CSSF 26/912: Repeal of Circular IML 91/75 related to the revision and remodelling of the rules to which Luxembourg undertakings governed by the Law of 30 March 1988 on undertakings for collective investment (“UCI”) are subject. Are you in the scope? Read More »

Circular CSSF 26/911: ESMA Guidelines on stress test scenarios under Article 28 of the Money Market Fund Regulation – Update 2025 (ESMA50-481369926-30585) in Luxembourg. Are you aware?

Circular CSSF 26/911: ESMA Guidelines on stress test scenarios under Article 28 of the Money Market Fund Regulation – Update 2025 (ESMA50-481369926-30585) in Luxembourg. Are you aware?

Luxembourg Financial Regulatory News: CSSF Circulars: The Circular CSSF 26/911 and the accompanying ESMA Final Report outline the updated 2025 guidelines for conducting stress test scenarios within the Money Market Fund (MMF) sector. These regulatory documents require fund managers to simulate severe financial shocks, including geopolitical instability, heightened asset volatility, and significant liquidity

Circular CSSF 26/911: ESMA Guidelines on stress test scenarios under Article 28 of the Money Market Fund Regulation – Update 2025 (ESMA50-481369926-30585) in Luxembourg. Are you aware? Read More »

NIS2 in Luxembourg under Law of 5 May 2026 concerning measures to ensure a high level of cybersecurity-Ratiofy.Lu

NIS2 in Luxembourg under Law of 5 May 2026 concerning measures to ensure a high level of cybersecurity in Luxembourg. Are you ready?

Luxembourg Financial Regulatory News: The article explains the Luxembourgish law of May 5, 2026, which establishes a comprehensive legal framework to ensure high-level cybersecurity across the nation. Transposing the European NIS 2 Directive, the legislation identifies essential and important entities across critical sectors such as energy,

NIS2 in Luxembourg under Law of 5 May 2026 concerning measures to ensure a high level of cybersecurity in Luxembourg. Are you ready? Read More »

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 News: 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 management. Extensive statistical

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 News: 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 Commission de

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 »

CSSF Communication to the investment fund industry regarding the “LMT activation” module in relation to additional liquidity management requirements for Luxembourg-domiciled UCITS, ManCos and AIFMs

CSSF Communication to the investment fund industry regarding the “LMT activation” module in relation to additional liquidity management requirements for Luxembourg-domiciled UCITS, ManCos and AIFMs

Luxembourg Financial Regulatory News: On April 10, 2026, the Commission de Surveillance du Secteur Financier (CSSF) announced the launch of the “LMT activation” module within its eDesk portal. This initiative follows the transposition of Directive (EU) 2024/927 into Luxembourg law

CSSF Communication to the investment fund industry regarding the “LMT activation” module in relation to additional liquidity management requirements for Luxembourg-domiciled UCITS, ManCos and AIFMs Read More »

The CSSF’s 2026 priorities for supervising the investment fund sector according to the communication published on 31 March 2026

The CSSF’s 2026 priorities for supervising the investment fund sector in Luxembourg according to  the communication published on 31 March 2026

Luxembourg Financial Regulatory News: Briefing Document: CSSF’s 2026 priorities for supervising for the Investment Fund Sector Executive Summary The Commission de Surveillance du Secteur Financier (CSSF) has established its supervisory priorities for 2026, centering on the dual mission of ensuring

The CSSF’s 2026 priorities for supervising the investment fund sector in Luxembourg according to  the communication published on 31 March 2026 Read More »

Circular CSSF 26/909: Application of the Guidelines of ESMA for the criteria on the assessment of knowledge and competence under the Markets in Crypto Assets Regulation (MiCA) (ESMA35-24871704-2922)

Circular CSSF 26/909: Application of the Guidelines of ESMA for the criteria on the assessment of knowledge and competence under the Markets in Crypto Assets Regulation (MiCA) (ESMA35-24871704-2922)

Luxembourg Financial Regulatory News: CSSF Circulars: Circular CSSF 26/909 follows the associated ESMA guidelines regarding the mandatory knowledge and competence for personnel working with crypto-assets. These regulations target crypto-asset service providers (CASPs) to ensure that staff delivering advice or information are properly qualified and experienced. By establishing uniform criteria

Circular CSSF 26/909: Application of the Guidelines of ESMA for the criteria on the assessment of knowledge and competence under the Markets in Crypto Assets Regulation (MiCA) (ESMA35-24871704-2922) Read More »