Solvency II

RSR Reporting Best Practices

Guide to Regular Supervisory Report (RSR) preparation and XBRL submission for insurance undertakings.

13 min readFebruary 1, 2026Xerify Team
The Regular Supervisory Report (RSR) is a confidential supervisory report submitted to national regulators. This guide covers best practices for RSR preparation and the associated XBRL requirements.

Key Takeaways

  • RSR is confidential unlike SFCR
  • More detailed than public disclosure
  • Narrative and quantitative elements
  • Submitted to national supervisor only
  • Minimum every 3 years, more if required

RSR Overview

RSR characteristics: • Confidential supervisory document • Detailed governance information • Comprehensive risk assessment • Full quantitative reporting • National regulator only RSR provides supervisors with in-depth understanding of the undertaking.

Content Requirements

RSR sections: • Business and performance (detailed) • System of governance (comprehensive) • Risk profile (full breakdown) • Valuation for solvency (methods) • Capital management (planning) More detailed than SFCR equivalents.

Quantitative Elements

RSR quantitative data: • Full QRT submission • Additional supervisory templates • National-specific templates (if applicable) • Detailed breakdowns XBRL format required for quantitative elements.

Preparation Process

RSR preparation: 1. Gather narrative inputs from business units 2. Compile quantitative data 3. Cross-reference with SFCR 4. Internal review and sign-off 5. Generate XBRL files 6. Validate comprehensively 7. Submit to supervisor

Submission Guidelines

RSR submission: • Submit via national supervisor portal • Include all required attachments • XBRL files for quantitative data • Narrative document (PDF/Word) • Cover letter if required Confirm specific requirements with your national supervisor.

Checklist

  • RSR narrative drafted
  • Business unit inputs collected
  • Quantitative data compiled
  • SFCR consistency verified
  • Internal review completed
  • XBRL generated and validated
  • Supervisor requirements confirmed
  • Submitted on time

Related Resources

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