Category: Zivilrecht

Lease agreement with 80 m² of living space next to a floor plan with actually 68 m² – difference in living space of 15 percent
Discrepancy in living space: When is a too small apartment entitled to a rent reduction?

Status: November 2026 · Attorney Helmer Tieben, Cologne In short:

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Illustration of a move with a DSL router and an internet contract, with special termination rights in the event of a change of residence.
Internet contract when moving: When does the special termination right apply?

Status: November 2026 · Attorney Helmer Tieben, Cologne In short:

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Commercial lease agreement with keys and deed books to § 566 BGB and § 307 BGB upon change of landlord.
Change of landlord in commercial lease: transfer clause, sale and rights of the tenant

Status: November 2026 · Attorney Helmer Tieben, Cologne In short:

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The property manager examines documents alongside a model of a multi-family building, keys and a scale as symbols of legal responsibility.
WEG administrator: When is he liable for exceeding his authority?

In short: Without a decision, the administrator may only make minor or

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