U IT's blog

Survey on the amount of covered deposits held on 30 September 2025.

Recensement du montant des dépôts garantis au 30 septembre 2025.

As of August 31, 2025, the total net assets of collective investment undertakings (UCIs) in Luxembourg amounted to €5.95 trillion, reflecting a 0.75% increase compared to July 2025 and a 5.52% rise over the past year.

Informations à soumettre à la CSSF en relation avec des fonds d’investissement non-agréés par la CSSF.

In July 2023, the European Securities and Markets Authority (ESMA) launched a Common Supervisory Action (CSA) with National Competent Authorities (NCAs) on sustainability-related disclosures and the integration of sustainability risks in the investment management sector.

The CSSF would like to communicate some important updates of the AML/CFT Market Entry Form.

Single Resolution Fund – Information request by the Single Resolution Board for the calculation of the 2026 contribution according to Articles 4 and 14 of Commission Delegated Regulation (EU) 2015/63

Comme indiqué dans la publication de l’annexe de la circulaire CSSF 15/627 du 7 février 2025, le nouveau format de reporting U1.1 sera applicable à partir de la période de référence de décembre 2025.

As indicated in the publication of the annex to Circular CSSF 15/627 of 7 February 2025, the new U1.1 reporting format will apply as from the December 2025 reporting period.

The FAQ concerning U1.1 Reporting, published by the Commission de Surveillance du Secteur Financier (CSSF), provides essential guidance for Luxembourg-domiciled undertakings for collective investment (UCIs), including UCITS, SIFs, and SICARs, on their monthly financial reporting obligations.

Depuis le 1er septembre 2025, le mode de transmission du reporting des fonds monétaires évolue.

As of 1 September 2025, the transmission method for Money Market Fund reporting is changing.