What this means

Germany is currently a local-rule-heavy case rather than a visible national SDEP implementation case.

Berlin requires a registration number for temporary holiday-apartment rental of a self-used main or secondary residence, and broader Zweckentfremdung rules protect housing from conversion into holiday accommodation.

Implementation status

Berlin service guidance covers applying for temporary holiday-apartment rental and issuance of a registration number.

Other cities and municipalities, including Hamburg, Munich, Freiburg, Konstanz, Stuttgart, and Mannheim, operate local housing-use restrictions or registration/permit models.

Technical interface

No Germany-specific national SDEP OpenAPI documentation, source code, sandbox, registration-number validation API, or platform onboarding process is currently available.

A German SDEP may need to route to municipal or state-level registration and permit data rather than a single uniform national registration workflow.