To what extent can the landlord reject liability for property damage caused by water damage to vehicles (middle of the parking space)?
March 13, 2025
Contract law
The landlord cannot fundamentally deny liability for property damage caused by water damage to the renter's vehicles. According to Art. 259e OR, the landlord is liable for damages caused to the renter due to a defect in the rented property, unless he proves that he is not at fault (Art. 259e OR). This means that the landlord must initially prove that the water damage was not caused by misconduct for which he is responsible.
A damage-causing defect may consist of the fact that the parking garage was not properly maintained and, for example, a leak led to water ingress. In this case, the renter must prove the defect as well as the damage incurred and establish a causal link between the defect and the damage (4A_114/2023; Art. 259e OR).
If the landlord proves that the damages were caused, for example, by force majeure, such as a severe storm that damaged a completely intact building structure, he can deny liability (zeitschrift-wohnen.ch/heft/beitrag/.../haftung-des-vermieters-fuer-mieterschaeden.html 7). Liability is also excluded if the renter did not report the defect in a timely manner and the damage could have been prevented as a result (zeitschrift-wohnen.ch/heft/beitrag/.../haftung-des-vermieters-fuer-mieterschaeden.html 6).
Additionally, claims for damages under the property owner liability according to Art. 58 OR can be made if the damage was caused by faulty installations or inadequate maintenance of the parking garage. In this case, the landlord is liable even without fault (MJ230080).
If the landlord excludes liability for such damages in a contract, any exclusion of liability for gross negligence or intent according to Art. 100 Abs. 1 OR would be null and void (4A_237/2023; Art. 100 Abs. 1 OR). A waiver of liability for slight negligence can also be deemed null and void under certain circumstances, e.g., if the landlord's liability arises from the operation of a publicly licensed business (Art. 100 Abs. 2 OR).
In summary, the landlord would have to prove that he is not at fault for the damage or that force majeure or the fault of third parties is the cause of the damage in order to deny his liability. At the same time, there remains the possibility that a contractual exclusion of liability may not be effective under certain conditions.
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