Legal obligation

Critical/important entity registration (BSIG)

Critical/important entity registration (BSIG) — legal obligation, Germany. It binds entities classed "besonders wichtige Einrichtungen" (especially important) or "wichtige Einrichtungen" (important) — thresholds: 250+ employees and €50m+ turnover with €43m+ balance sheet for the "especially important" tier, 50+ employees and €10m+ turnover/balance sheet for the "important" tier — plus domain-registry providers.

Jurisdiction
Germany
Record class
Legal obligation
Instrument
Registration
Last verified

Where this applies

This record is scoped to Germany. Scope is part of the claim: a rule that binds one part of a country does not bind the whole of it, and this library states the scope its sources state.

Instrument

BSI-Gesetz (BSIG), §33; penalty ceilings §65

Who it binds

Entities classed "besonders wichtige Einrichtungen" (especially important) or "wichtige Einrichtungen" (important) — thresholds: 250+ employees and €50m+ turnover with €43m+ balance sheet for the "especially important" tier, 50+ employees and €10m+ turnover/balance sheet for the "important" tier — plus domain-registry providers

What it requires

Covered entities must register with the Federal Office for Information Security (BSI) within 3 months, and notify changes within 2 weeks. The BSIG (Ausfertigung 2 December 2025, BGBl 2025 I Nr. 301, in force 6 December 2025) sets penalty ceilings up to €10 million or, for the more serious tier, up to €7 million, with turnover-based alternative ceilings of 2% and 1.4% of worldwide annual turnover for entities above €500 million turnover; the precise mapping from violation type to ceiling tier is not published in this record.

Route to the authority

Last verified:

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Cite this page

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"Critical/important entity registration (BSIG)." Certifidex, FutureTechnologies. Last verified 21 August 2026. https://certifidex.com/countries/de/bsig-critical-entity-registration

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