The facts
- Who files
- Investment firms (stockbroking firms) supervised by the NBB; the protocol does not say which ones. Source
- How often
- Not stated in the protocol; its examples show reports for the periods 2014-12 and 2015-03. Source
- Deadline
- Not stated in the IF protocol or on the MBS XML page checked. Source
- Format
- XML, CSV, Web form. Manual data entry, XML or CSV import per form, or an XML upload of all forms in OneGate domain MBS (report code IF); only with an electronic certificate. Source
- How it is filed
- Filing routes recorded for the NBB: OneGate; NBB Supervision. See how firms file with the NBB.
- Status
- In force
- Group
- Stockbroking firms: financial reporting (national)
Templates (0)
The library lists no templates for this return.
The protocol says there are 15 forms coded N01 to N15 but does not name them; the rules file if-2014.xlsx could not be read (robots.txt). Source
Validation rules
The NBB publishes the checks it runs on this return. They could not be counted from the published material. They are written for people to read; software cannot run them as published. Source
How they are written: Excel rules file (not read).
How they were counted
Not counted: the rules file if-2014.xlsx could not be read (robots.txt disallows .xlsx).
Counts are in the NBB's own unit, so they are not comparable with other regulators' counts.
Public data
No published data from this return was found. No data from this return published by the NBB was found on the pages checked. Source
Official documents (3)
The NBB's own files, with the size and SHA-256 fingerprint of each as downloaded on 11 November 2026, so anyone can tell whether a copy is the same version.
- Domain MBS - XML reports: BNK, ELMI, IF, IRRBB, MIR, PHL, PI, SCHA...
List of returns · HTML
Current and former XML reports in domain MBS (national reports of banks, stockbroking firms, payment and e-money institutions) with examples, rules and protocols.
- Protocol for the financial reporting by investment firms via OneGate
Filing rules · PDF · 18.9 KB · December 2014
The page links this file with spaces in its name; it was requested with the spaces encoded as %20.
SHA-256
3a032a734edfshow in full3a032a734edf6301b5474fdc5226a848b5158b8fb0708b1442248966d74f782f - IF rules (if-2014.xlsx)
Validation rules · XLSX · Not downloadable by software (behind a login or blocked)
Not requested: the NBB's robots.txt disallows .xlsx files for every user agent (checked 2026-11-11).
Sources
Every page and document this return's facts were read from.
- nbb.be/doc/dd/onegate/data/2014-12-01%20if%20protocol.pdf
- nbb.be/en/reporting/onegate-reporting/general-access-onegate/onegate-documentation/domain-mbs-xml-reports-bnk-elmi-if-irrbb-mir-phl-pi-scha
Knowing exactly what is collected, in what format and under which rules is the first step to real-time supervision. Line4 builds SupTech software for financial regulators that runs checks like these as each return arrives.
Line4's text and records here are free to reuse under CC BY 4.0. Please credit: “Source: Line4 regulatory submissions library (CC BY 4.0), https://www.line4.ai”. The regulators' documents, forms, taxonomies, rules and data belong to them: see NBB's reuse terms. This describes what regulators publish. It is not legal or regulatory advice: always rely on the regulator's own text.
Source: National Bank of Belgium (https://www.nbb.be). Documents copied here are unchanged and are available free of charge on the NBB's website. The plain-English summaries are Line4's own; the NBB does not endorse this library.
Last checked 11 November 2026.