CSSF Publishes New UCITS Merger Forms for Domestic and Cross-Border Proposals
The CSSF has released two new mandatory forms for UCITS merger authorisation requests: one for domestic mergers under the Law of 17 December 2010, and one for outbound cross-border mergers under Directive 2009/65/EC. These forms must be used for all new applications submitted from 19 June 2026.
Related updates
CSSF Publishes Annual Report 2025 on Luxembourg Financial Supervision
The CSSF has released its Annual Report 2025, providing a comprehensive overview of its supervisory activities, regulatory initiatives, and market developments in the Luxembourg financial sector. The report serves as a key reference for regulated entities seeking insight into the regulator’s priorities and enforcement approach.
04 Sep 2026
Global situation of undertakings for collective investment at the end of July 2026
The CSSF reported that total net assets of Luxembourg UCIs reached €6.687 trillion at the end of July 2026, down 0.66% month-on-month but up 13.21% year-on-year. The decrease was driven by negative market performance, despite positive net capital inflows. The number of active fund units stood at 13,256.
03 Sep 2026
CSSF Publishes Basic Statistical Data on UCIs for July 2026
On 1 September 2026, the CSSF published its monthly basic statistical data on Luxembourg undertakings for collective investment (UCIs) for July 2026. The data is available as an XLSX file and is only available in French. The publication offers industry stakeholders a snapshot of the Luxembourg UCI market.
01 Sep 2026

