Legal reporting

Instructions - UCITS

Please refer to Circular IML 97/136 for instructions relating to information that UCITS must provide.


Please refer to Circular CSSF 15/627 for instructions relating to information that UCITS must provide as of 30 June 2016. 


Schedule of conditions

The document “Schedule of conditions for the technical implementation of the CSSF reporting requirements – SOC/CSSF” contains the technical instructions for the electronic transmission of periodic reporting of banks and UCIs under the supervision of the CSSF.


The new version of the CSSF SOC as published is a reviewed and updated version of the SOC published by the former IML, the latest major update dates back to November 1997. As for the CSSF Recueil, the CSSF SOC concerns only technical instructions relating to prudential tables (tables B, E and O). Technical instructions relating to statistical reporting (tables S) are available for download on the BCL Internet website.


Table of contents


Table O 1.1 Monthly financial information

Table O 4.1 Yearly financial information

Table O 4.2 Interventions on the futures and options markets

Annexe: EDIFACT Compliant Format Specifications


The reporting below shall only be submitted by UCIs that offer a formal guarantee to their investors ("Guaranteed Fund"):

Instructions relating to table O 1.2 

Table O 1.2 Monthly financial information for guaranteed funds


This report shall be submitted in xml format in accordance with the structures of the XML schema cssfreport, an example of it being available here.


Rules applicable as of 30 June 2016:

Guidelines on the U 1.1 reporting (03.06.2016)

Guidelines on the U 1.1 reporting - Final version track changes (03.06.2016)

Schémas XML U 1.1

U 1.1 Rules and Definition 


U 1.1 reporting life cycle

U 1.1 reporting naming convention


Identifiers of UCI/SIF/SICAR

The following file lists the UCI and SICAR identifiers to be used for the periodic reporting:


Instructions - Self-managed investment firms

In accordance with Circular CSSF 18/698 of 23 August 2018, self-managed investment firms under Luxembourg law subject to Article 27 of the the Law of 17 December 2010 must report specific information on a quarterly basis to the CSSF.


In order to organise and facilitate the delivery of these tables, self-managed investment firms are invited to download the Excel template below.


Quarterly information (only in French)


UCITS risk reporting

This half-yearly reporting, introduced by way of a circular letter to the management companies/self-managed investment companies that manage UCITS subject to Luxembourg law, aims to collect data on the various risks in order to strenghten the prudential supervision of the CSSF.


For the reference date 30 June 2019, the documents below are applicable:


Guidelines on the UCITS risk reporting 

Excel reporting file - Template 

Excel reporting file - Example 

UCITS identifiers

ManCo identifiers