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In forceCredit institutions: covered bonds (national)Last checked 13 November 2026

Registration of assets covering covered bonds (KSOS)

A regulatory return listed by the Finanstilsynet (Danish Financial Supervisory Authority) (Danish FSA), Denmark.

Registers the assets that cover a credit institution's covered bonds and covered mortgage-credit bonds (SDO/SDRO), issued under executive orders 716 and 717 of 21 June 2007. Source

Official title: KSOS: Registrering af aktiver mv. til dækning af særligt dækkede obligationer

The facts

Who files
Credit institutions and branches of foreign credit institutions issuing covered bonds. Source
How often
Quarterly. Source
Deadline
20 working days after the quarter end (30 working days for the fourth quarter). Source
Format
Web form, XML. Filed in FIONA Online: typed directly as a web form, or uploaded as an XML file matching the published XSD schema. The published schema document is a PDF layout, not an Excel template. Source
How it is filed
Filing routes recorded for the Danish FSA: FIONA Online; e-Reg (e-Regulatory); Finanstilsynet's self-service portal. See how firms file with the Danish FSA.
Status
In force
Group
Credit institutions: covered bonds (national)

Templates (0)

The library lists no templates for this return.

Not opened in this file; see the KSOS schema for its fields. Source

Validation rules

The Danish FSA 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

Finanstilsynet publishes an Excel list of error controls (fejlkontroller) for KSOS; not opened or counted in this file.

The rules, on finanstilsynet.dk

Counts are in the Danish FSA'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 Finanstilsynet was found on the pages checked. Source

Official documents (2)

The Danish FSA's own files, with the size and SHA-256 fingerprint of each as downloaded on 13 November 2026, so anyone can tell whether a copy is the same version.

  • KSOS skema

    Template · PDF · 309.0 KB · 26 August 2025

    SHA-256 bf2a2ab3e148show in fullbf2a2ab3e148763925a567d709036382b064f534ec9f2a88124289c1bbddb9ba
  • KSOS fejlkontroller

    Validation rules · XLS · 33.5 KB · 26 August 2025

    SHA-256 b6a3de5c9178show in fullb6a3de5c9178d6c3f7fb3c45616106523b07ba393a98e0150f07442ca3d256b4

Sources

Every page and document this return's facts were read from.

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 Danish FSA's reuse terms. This describes what regulators publish. It is not legal or regulatory advice: always rely on the regulator's own text.

Last checked 13 November 2026.