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.

Single Resolution Fund (SRF) Contribution in Luxembourg: Circular CSSF-CODERES 25/21 Explainer to Avoid Penalties

CSSF Mandates XBRL Data Submission by Jan. 16 for 2026 Single Resolution Fund (SRF) Contribution in Luxembourg: Circular CSSF-CODERES 25/21 Explainer to Avoid Penalties

Luxembourg Financial Regulatory Advisory, Tools, Templates: We have analysed and have created this Circular CSSF-CODERES 25/21 explainer as your clear-cut guide on the CSSF’s recent data collection request. The purpose of this article is to simplify and explain the key […]

CSSF Mandates XBRL Data Submission by Jan. 16 for 2026 Single Resolution Fund (SRF) Contribution in Luxembourg: Circular CSSF-CODERES 25/21 Explainer to Avoid Penalties 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 »

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 »

Man analyzing design flowchart on whiteboard in a professional office setting.

Annual CSSF 2024 Report: Visual Explanation – Luxembourg Financial Regulatory News

Luxembourg Financial Regulatory Advisory, Tools, Templates: Interactive Report: CSSF Annual Report 2024 CSSF Report 2024 Strategic Outlook Key Priorities Sector Performance Regulatory & Governance Strategic OutlookKey PrioritiesSector PerformanceRegulatory & Governance Interactive Briefing for Easy Understanding An interactive briefing on the

Annual CSSF 2024 Report: Visual Explanation – Luxembourg Financial Regulatory News Read More »

A warm vintage morning setup with coffee, newspaper, and smartphone on wooden table.

CSSF Annual Report 2024 Published: Some Expected, Some Unexpected.

Luxembourg Financial Regulatory Advisory, Tools, Templates: The following text summarizes the main themes and most important ideas or facts from the CSSF Annual Report 2024, highlighting Luxembourg’s financial sector in a rapidly evolving global landscape. For more detailed information, please

CSSF Annual Report 2024 Published: Some Expected, Some Unexpected. Read More »

spreadsheet, number, numbers, excel, price list, row, column, spreadsheet, spreadsheet, spreadsheet, spreadsheet, spreadsheet, price list

Circular CSSF 25/895 requires Luxembourg credit institutions with “lettres de gage” to submit both quarterly data in standardized Excel tables and an annual free-form PDF report

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: CSSF Circular 25/895, dated July 31, 2025, defines the format and procedures for credit institutions under Luxembourg law to report on their lettres de gage (covered bonds). In application of the 2021

Circular CSSF 25/895 requires Luxembourg credit institutions with “lettres de gage” to submit both quarterly data in standardized Excel tables and an annual free-form PDF report Read More »

A close-up of a hand with a pen analyzing data on colorful bar and line charts on paper.

Circular CSSF 25/893 aligns Luxembourg’s financial entities and payment providers with DORA’s new digital incident reporting framework.

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: Circular CSSF 25/893 establishes the reporting framework for major ICT-related incidents and cyber threats under the DORA regulation for a wide range of financial entities in Luxembourg. It details the practical requirements

Circular CSSF 25/893 aligns Luxembourg’s financial entities and payment providers with DORA’s new digital incident reporting framework. Read More »

A close-up image of hands holding a one dollar bill, symbolizing finance and economy.

Circular CSSF 25/892 requires financial entities in Luxembourg to provide the CSSF with an estimation of aggregated annual costs from major ICT incidents upon request

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: Circular CSSF 25/892, effective May 31, 2025, informs financial entities in Luxembourg that the CSSF fully applies the Joint ESAs’ Guidelines on estimating costs and losses from major ICT-related incidents under the

Circular CSSF 25/892 requires financial entities in Luxembourg to provide the CSSF with an estimation of aggregated annual costs from major ICT incidents upon request 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

Circular CSSF 25/884 applies EBA guidelines on sound remuneration policies and clarifies requirements for SNI IFR investment firms.

Luxembourg Financial Regulatory Advisory, Tools, Templates: CSSF Circulars: Circular CSSF 25/884, effective April 14, 2025, requires all IFR investment firms to adhere to new guidelines on remuneration policies. The circular’s primary purpose is to apply the EBA Guidelines (EBA/GL/2021/13) for

Circular CSSF 25/884 applies EBA guidelines on sound remuneration policies and clarifies requirements for SNI IFR investment firms. Read More »