Rule · NBB · 25 Nov 2025 · NBB_2025_18
Circular NBB_2025_18 replaces Circular NBB_2011_09 by consolidating separate internal control reports into a single management committee report on the effectiveness of organisational measures for credit institutions, stockbroking firms, payment institutions, electronic money institutions, and various holding companies. The new framework requires the management committee to assess the adequacy of organisational measures and internal controls, report on remedial actions for identified shortcomings, and align the reporting structure with the governance memorandum. Additionally, the circular extends supervisory expectations to require a statement on periodic prudential reporting from all entities subject to the new organisational measures report.
NBB_2025_18 – 25 November 2025 Circular – Page 1/12 14 Boulevard de Berlaimont – 1000 Brussels +32 2 221 38 12 Company number: 0203.201.340 Brussels RLE www.nbb.be Circular Brussels, 25 November 2025 Reference: NBB_2025_18 Your contact:
Nicolas Strypstein
Tel. +32 2 221 44 74 – Mobile +32 494 53 38 90 nicolas.strypstein@nbb.be Management committee report on the effectiveness of organisational measures (including those applicable specifically to investment services and activities) and statement on periodic prudential reporting Scope1 Credit institutions, stockbroking firms, payment institutions, electronic money institutions, institutions providing support to central securities depositories, approved or designated financial holding companies and mixed financial holding companies and investment holding companies incorporated under Belgian law, as well as Belgian branches of the aforementioned institutions when the latter are incorporated under the law of a non-EEA country and Belgian branches of aforementioned institutions where the latter are incorporated under the law of an EEA country (restriction to provisions of general interest). Summary/Objectives This circular updates and replaces Circular NBB_2011_09 dated 20 December 2011 on (i) the assessment report by the senior management on the system of internal control, (ii) the assessment report by the senior management on internal controls in relation to investment services and activities and (iii) the statement by the senior management on periodic prudential reporting. Having regard to intervening changes2 in the prudential supervisory legislation and in order to reduce the administrative burden associated with preparing the reports mentioned in points (i) and (ii) above, these reports are replaced by a single “management committee report on the effectiveness of organisational measures”. The main changes compared to the former reports on internal control are:
i. revision of the scope ratione materiae;
ii. integration of the descriptive section of the former report on the system of internal control into the
governance memorandum so that the new report focuses solely on the effectiveness of organisational measures and the measures taken to remedy any shortcomings identified;
iii. integration of the report on specific organisational measures in relation to investment services and
activities into the general report on organisational measures; and
iv. alignment of the reporting framework with that of the governance memorandum.
1 Specific areas of application are specified in the body of the circular; these are more precise and take precedence. 2 Circular NBB_2011_09 was based on the former Banking Act of 22 March 1993, which referred to the report by senior management on internal control. This wording was revised in 2014, when the new Banking Act of 25 April 2014 was published, to refer to the “management committee report on the effectiveness of organisational measures”.
NBB_2025_18 – 25 November 2025 Circular – Page 2/12 This circular also clarifies the supervisory expectations concerning the statement on prudential reporting (extension to all prudential reporting). Dear Sir or Madam, This circular updates and replaces Circular NBB_2011_09 dated 20 December 2011 on (i) the report by senior management on the assessment of the system of internal control, (ii) the report by senior management on the assessment of internal control in relation to investment services and activities and (iii) the statement by senior management on periodic prudential reporting. Having regard to intervening changes in the prudential supervisory legislation and in order to reduce the administrative burden associated with preparing reports (i) and (ii) above, these reports are replaced by a management committee3 report on the effectiveness of organisational measures, which incorporates the management committee’s report on the effectiveness of organisational measures specifically for investment services and activities. The expectations of the supervisory authority (NBB/ECB) regarding this report are set out in the first
section of this circular. The content of the management committee’s statement on periodic prudential
reporting is specified in the second section.
NBB_2025_18 – 25 November 2025 Circular – Page 3/12 − Belgian branches of electronic money institutions incorporated under the law of an EEA country (limited to general good provisions);13 − institutions providing support to central securities depositories;14 − Belgian branches of foreign institutions providing support to central securities depositories;15 − approved or designated financial holding companies and mixed financial holding companies incorporated under Belgian law16; and − investment holding companies17.
1.2. Context
The supervisory legislation applicable to the abovementioned institutions provides that their statutory governing body and management committee are responsible for establishing a robust and adequate corporate governance system. In addition, this system must, pursuant to the applicable supervisory legislation, be subject to periodic monitoring, assessment and reporting. In particular, the following obligations apply:
a) The statutory governing body must:
NBB_2025_18 – 25 November 2025 Circular – Page 4/12 environment, taking into account all of the tasks of the approved auditor. The NBB/ECB expects the accredited statutory auditor in particular to examine whether the aforementioned report reflects the manner in which the members of the management committee proceeded to draft it and whether the report is based on sufficient documentation.
1.3. Concepts of organisation and internal control
The concept of “organisation” is very broad and covers a range of aspects described in the supervisory legislation24 and specified in the NBB’s Governance Manuals for the banking sector (Circular NBB_2022_23) and the stockbroking sector (Circular NBB_2024_04):
NBB_2025_18 – 25 November 2025 Circular – Page 5/12 The supervisory authority also expects institutions to have a robust methodology and criteria for assessing the quality of the system of internal control. 25 The report on the effectiveness of the organisational measures shall specify the methodology and criteria used. The internal audit function may assist the management committee in establishing this methodology. The report on organisational measures should cover all of these aspects.
1.4. Changes compared to the former report on internal control
The main changes are:
NBB_2025_18 – 25 November 2025 Circular – Page 6/12
NBB_2025_18 – 25 November 2025 Circular – Page 7/12 Institutions shall adapt it to their organisation and the risks to which they are exposed. They shall ensure that they do not change the reporting format, so that the NBB/ECB can make comparisons over time and identify developments. Since the report now focuses on evaluating organisational arrangements and listing measures taken or to be taken to remedy any shortcomings identified, it is recommended that each year's report start “from scratch”. The use of “track changes” to identify changes made from one year to the next is therefore no longer relevant. In addition, the report should include an executive summary describing:
NBB_2025_18 – 25 November 2025 Circular – Page 8/12
1.6.3. Concise summary (for institutions subject to biennial reporting)
As mentioned in the section above, the supervisory legislation provides for biennial reporting by certain financial institutions. For years when a full report is not required, a concise summary shall be submitted. This must contain:
− a summary of significant developments and changes during the reference year; − a statement by the management committee formally confirming that the organisation and measures taken comply with the statutory and regulatory provisions. This concise summary must also be provided to the statutory governing body, the accredited statutory auditor and the supervisory authority31 and comply with the practical arrangements set out above (e.g. it must be signed by the chairperson of the management committee). The supervisory authority reminds institutions that, pursuant to the supervisory legislation (see, for example, Article 135 of the Act of 25 April 2014), it may request a full report on an ad hoc basis at any time and by way of derogation from the aforementioned biennial frequency, if this proves necessary for supervisory purposes. This could be the case, for example, if an institution is affected by specific events (e.g. a significant change in its activities, a merger or restructuring) or if certain problems arise within it (e.g. non-compliance with the prudential sectoral acts or the imposition of a remedial period).
1.6.3. Consolidated reporting
The obligation to draw up a report on the effectiveness of organisational measures applies to both individual institutions and on a consolidated basis, bearing in mind that the supervisory authority (NBB/ECB) allows supervised entities within a group to combine their reports on the effectiveness of organisational measures into a single report, provided the scope of (sub)consolidation is clearly specified. 33 This approach does not detract from the responsibility of the management committee of each supervised entity to comply with its statutory obligations, including in terms of reporting to the statutory governing body, the accredited statutory auditor and the supervisory authority. Approved or designated financial holding companies and mixed financial holding companies34 are not required to report on an individual basis but must prepare a consolidated report. 29 Including in relation to investment services or activities. 30 If a significant but minor/negative change that does not affect compliance is identified when this statement is issued, a brief comment must be appended to the statement to facilitate understanding of the shortcoming. 31 Insofar as the concise summary also concerns investment services and activities, the supervisory authority will make this information available to the FSMA in accordance with the prudential supervisory legislation. 32 See the explanatory memorandum to the Act of 11 July 2021 transposing Directive 2019/878 of the European Parliament and of the Council of 20 May 2019, Directive 2019/2034 of the European Parliament and of the Council of 20 May 2019, Directive 2019/2177 of the European Parliament and of the Council of 27 November 2019, Directive 2019/2034 of the European Parliament and of the Council of 19 December 2019, and Directive 2021/338 of the European Parliament and of the Council of 16 February 2021 and containing miscellaneous provisions, Parl. House of Representatives, 2020-2021, Doc. 55 – 1999/001, p. 35. 33 The relevant aspects of parent companies and regulated subsidiaries included in the consolidated or subconsolidated report must be clearly identifiable. 34 Financial holding companies and mixed financial holding companies exempted by the NBB/ECB on the basis of
Article 212/2 of the Banking Act dated 25 April 2014 are not required to submit a report on the effectiveness of
organisational measures (or a report on the specific measures relating to investment services and activities) provided such a report has been submitted by the entity designated as responsible for the group. Exempt financial holding companies and mixed financial holding companies are required, however, to submit a statement on periodic prudential reporting. For more information, see Communication NBB_2022_30 on reporting expected from (mixed) financial holding companies governed by Belgian law following the modification of their supervisory regime in the Banking Law.
NBB_2025_18 – 25 November 2025 Circular – Page 9/12
1.7. Report on the effectiveness of specific organisational measures for investment
services and activities
1.7.1. Scope
The following institutions are required to report on the effectiveness of specific organisational measures for investment services and activities:
− credit institutions;
− Belgian branches of credit institutions governed by the law of a non-EEA country; − stockbroking firms; − institutions providing support to central securities depositories; − Belgian branches of institutions providing support to central securities depositories; − financial holding companies and mixed financial holding companies incorporated under Belgian law.
1.7.2. Inclusion of the management committee report on the effectiveness of specific
organisational measures for investment services or activities in the general report on the effectiveness of organisational measures The prudential supervisory legislation stipulates that institutions listed in point 1.7.1 above are required to have adequate policies and procedures to ensure compliance with the statutory provisions on investment services and activities. In practice, under the supervision of the statutory governing body, the management committee must take the necessary measures to ensure that the institution has:
A. appropriate rules applicable to personal transactions in financial instruments carried out by the institution, its directors, senior managers, employees, tied agents and representatives; B. adequate organisational and administrative measures to prevent conflicts of interest in relation to investment services and activities;
C. adequate measures to ensure the continuity of investment services and activities;
D. adequate measures to limit the operational risk associated with outsourcing; E. a database relating to its investment services and activities; F. adequate measures to ensure the protection of client assets. In this context, the management committee must draw up, at the frequency specified in the supervisory legislation, a report on the specific organisational measures and internal controls relating to investment services and activities. This report must be submitted to the statutory governing body, the accredited statutory auditor and the NBB/BCE. In accordance with the supervisory legislation, the supervisory authority makes this information available to the FSMA. The supervisory legislation allows this report to be included in the more general report on the effectiveness of organisational measures. It is nonetheless requested that this specific report form
Section 7 of the general report, in accordance with the outline set out in Annex 1 (this requirement is due
to the fact that this report must be made available to the FSMA).
35 It should be noted that payment and electronic money institutions are not required to prepare a report on the assessment of internal controls in relation to investment services and activities but are subject to a different qualitative reporting requirement, namely a report on the protection of the assets of the users of payment services. This report falls outside the scope of the present circular. 36 Article 59 §2 in conjunction with Articles 64 to 66 and 74/1 to 74/3 of the Act of 25 April 2014. 37 Article 333 of the Act of 25 April 2014 (reference to Article 59 of the same Act). 38 Article 59 §2 in conjunction with Articles 37 to 40, 68 to 73 and 82 of the Act of 20 July 2022. 39 Article 10 §5, paragraph 6, of the Royal Decree of 26 September 2005. 40 Article 36 of the Royal Decree of 26 September 2005 (reference to Chapter II of the same Royal Decree, including Article 10bis). 41 Articles 168 and 205 of the Act of 25 April 2014.
NBB_2025_18 – 25 November 2025 Circular – Page 10/12 The report must contain (i) an assessment of specific measures relating to investment services and activities (a self-assessment of the aforementioned topics A to F) and (ii) a statement of the measures taken and to be taken by the management committee in this area, in accordance, insofar as possible, with the outlines appended to this circular. In addition, the above rules on the report on the report on organisational measures apply mutatis mutandis to the report on specific organisational measures for investment services and activities.
2. Management committee statement on periodic prudential reporting
2.1. Scope of application
The following institutions are subject to the requirement to have a statement from the Management committee concerning periodic prudential reporting:
− credit institutions;
− Belgian branches of credit institutions incorporated under the law of an EEA country (limited to general good provisions); − Belgian branches of credit institutions incorporated under the law of an non-EEA country; − stockbroking firms ; − Belgian branches of stockbroking firms incorporated under the law of an EEA country; − Belgian branches of stockbroking firms incorporated under the law of a non-EEA country; − payment institutions; − electronic money institutions; − institutions providing support to central securities depositories; − financial holding companies and mixed financial holding companies incorporated under Belgian law, and − investment holding companies incorporated under Belgian law53.
2.2. Content and frequency
The supervisory legislation stipulates that the management committee shall submit to the NBB/ECB a statement on periodic prudential reporting at the end of the first half of the financial year and at the end of the financial year. The management committee thus declares to the NBB/ECB every six months that the institution’s periodic prudential returns comply with the statutory requirements. A copy of this statement is sent to the statutory governing body with a copy to the accredited statutory auditor. 42 Thus, the description of organisation measures for investment services and activities must be included in the governance memorandum. The extract from the governance memorandum on this subject will be made available to the FSMA. It should be noted that payment institutions and electronic money institutions are not required to prepare a report on the effectiveness of specific organisational measures for investment services and activities. It should also be noted that accredited statutory auditors must assess the internal controls implemented by the institution in relation to investment services and activities and communicate their findings on this subject to the NBB/ECB. 43 Article 106 §2 of the Act of 25 April 2014. 44 Article 317 of the Act of 25 April 2014 (reference to Article 106 of the same Act). 45 Article 335 §1(5) of the Act of 25 April 2014 (reference to Article 106 of the same Act). 46 Article 109 §2 of the Act of 20 July 2022. 47 Article 213 of the Act of 20 July 2022 (reference to Article 109, §2 of the same Act). 48 Article 227 of the Act of 20 July 2022 (reference to Article 109 of the same Act). 49 Articles 77 and 78 of the Act of 11 March 2018. 50 Article 197 of the Act of 11 March 2018. 51 Article 38, paragraph 2, of the Royal Decree of 26 September 2005. 52 Articles 168 and 208 of the Act of 25 April 2014. 53 Article 182 of the Act of 20 July 2022.
NBB_2025_18 – 25 November 2025 Circular – Page 11/12 The management committee declares to the NBB/ECB that the periodic returns it submits are consistent with the accounts and inventories. To this end, it is necessary that the returns be:
− complete, i.e. they must include all data contained in the accounts and inventories on which they are based, and − correct, i.e. they must correspond exactly to the accounts and inventories on which they are based. The management committee confirms that it has done the necessary to ensure that the abovementioned returns are prepared in accordance with the applicable instructions of the NBB/ECB and the accounting and valuation rules for preparation of the annual accounts or, for periodic returns that do not relate to the end of the financial year, the annual accounts for the last financial year. The management committee is now also required to declare that all prudential reporting to the supervisory authority complies with the applicable prudential rules and regulations and the instructions of the supervisory authority, is complete and accurately reflects the institution’s situation. This goes for both quantitative and qualitative reporting. If the management committee cannot make an unqualified statement to this effect, it shall specify the areas in which shortcomings have been identified and the measures that have been or will be taken to remedy them. A template is set out in Annex 3. Financial institutions are requested to adhere to this template. The statement shall be sent to the NBB/ECB no later than three months from the end of the reporting period concerned. A new statement shall be sent if the periodic returns are amended, indicating the reasons for the changes made.
3. Signing and submission of the management committee report on the
effectiveness of organisational measures and statement on periodic prudential reporting The report on the effectiveness of organisational measures must be validated by the institution’s management committee and signed by the chairperson of this committee or, where applicable, the person representing effective management. The statement on periodic prudential reporting must also be signed by the chairperson of the management committee or, where applicable, the person representing effective management. These documents must be transmitted to the supervisory authority (NBB/ECB) via the NBB Supervision portal. They must be drafted in Dutch, French or German, depending on the language of the linguistic region where the financial institution’s registered office is located. English is also accepted. For credit institutions directly supervised by the ECB, these documents should, insofar as possible, be drawn up in English to facilitate the transmission of information to the ECB.
NBB_2025_18 – 25 November 2025 Circular – Page 12/12 This circular repeals circular NBB_2011_09 and NBB letter 2015/11 dated 16/11/2015 with immediate effect. The above recommendations therefore apply to (i) the management committee's report on the effectiveness of organisational arrangements to be issued in 2026 (reference year 2025), (ii) the report on specific organisational arrangements for investment services and activities to be issued in 2026, and (iii) the statements concerning periodic prudential reporting to be issued in 2026, for all financial institutions covered by this circular, with the exception of payment and electronic money institutions, for which the application of the new rules is postponed by one year for the aforementioned reporting (i) (postponement to the report to be issued in 2027 – reference year 2026). In addition, specific arrangements are provided for reporting (i) above, ‘report on the effectiveness of organisational arrangements’ to be issued in 2026 (reference year 2025): as this reporting is broader than the former internal control report, sections 1 ‘Management structure’, 4 ‘Risk culture and integrity’, 5 ‘Remuneration’ and 6. ‘IT Infrastructure, ICT security and business continuity’ included in the template in Appendix 1 should not be assessed in 2026 but should be assessed for the first time in the report to be issued in 2027 (reference year 2026). A copy of this circular is being sent to the accredited statutory auditor(s) of your institution. Yours faithfully, Pierre Wunsch Governor Annexes
Annex 1 – Recommended outline for the management committee report on the effectiveness of
organisational measures (including those applicable specifically to investment services and activities) for credit institutions, stockbroking firms, institutions providing support to central securities depositories and financial holding companies and mixed financial holding companies incorporated under Belgian law, as well as Belgian branches of credit institutions governed by the law of a non-EEA country
Annex 2 – Recommended outline for the management committee report on the effectiveness of
organisational measures for payment institutions and electronic money institutions
Annex 3 – Template for the half-yearly/annual statement on periodic prudential reporting
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“This circular updates and replaces Circular NBB_2011_09 dated 20 December 2011 on (i) the assessment report by the senior management on the system of internal control...”
“See Circular NBB_2024_12 / Accreditation of auditors and audit firms and the duty of cooperation of accredited statutory auditors”
“specified in the NBB’s Governance Manuals for the banking sector (Circular NBB_2022_23) and the stockbroking sector (Circular NBB_2024_04)”
“Circular NBB_2015_21 on internal control and the internal audit function, which remain fully applicable.”
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