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In forceInsurers outside Solvency II: Solvency I reporting (national)Last checked 11 November 2026

Non-Solvency II insurers: quarterly return (S1 trimestriel)

A regulatory return listed by the French Prudential Supervision and Resolution Authority (Autorité de contrôle prudentiel et de résolution) (ACPR), France.

A short quarterly return of insurers outside Solvency II with quarterly flows on business in France. Source

Official title: Collecte Solvabilité I - états trimestriels

The facts

Who files
Organisations outside the Solvency II regime within article L. 310-3-2 of the Insurance Code, article L. 211-11 of the Mutual Code and article L. 931-6-1 of the Social Security Code. FRPS are not subject to this collection. Source
How often
Quarterly. Source
Deadline
Quarter end + 1 month: at the latest 31/01/2026, 30/04/2026, 31/07/2026, 31/10/2026. Source
Format
Excel. Excel via OneGate (one template common to all organisations). Source
How it is filed
Filing routes recorded for the ACPR: OneGate (Banque de France reporting portal); ACPR online survey forms; ECB CASPER (registers of information of significant institutions). See how firms file with the ACPR.
Status
In force
Legal basis
Group
Insurers outside Solvency II: Solvency I reporting (national)

Templates (3)

The tables and forms inside the return. Plain name first, the ACPR's code in brackets.

  • Content of the quarterly submission (SI.01.05)
  • Basic information (FR.01.02)
  • Quarterly flows on business in France (T1) (SI.30.01)

Templates of entry point s1_trim in the Solvency I 1.1.0 annotated templates. Source

Validation rules

13 rules, as counted from the ACPR's published material. Software can run them exactly as published. Source

How they are written: XBRL assertions of the Solvency I taxonomy, which the ACPR applies to the Excel file.

The rules, on esurfi.banque-france.fr

How they were counted

Rows of sheet 'S1_validations_v1.1.0' (not removed or deactivated) whose filing indicator is SI.30.01 or SI.01.05.

Counts are in the ACPR'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 ACPR was found on the pages checked. Source

Official documents (6)

The ACPR'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.

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 ACPR'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 11 November 2026.