Interesting facts

In Switzerland, a rental agreement is valid without any specific form .This means that an oral rental agreement is just as binding as a written one.However, written form is recommended, as it clearly documents agreements and prevents later disputes.

A rental agreement should contain the following minimum information:Rental property (address, description)Rent and additional costsContract start date and notice periodsParties (landlord / tenant)Security deposit (if agreed upon)Depending on the canton, additional forms (e.g., a form to justify the initial rent) may be mandatory.

The minimum rental period is not legally prescribed .It is stipulated in the lease agreement and is often 12 months , sometimes 24.During the minimum rental period, ordinary termination is usually not possible , unless the rental agreement expressly allows it.

Cancellation before the start of the rental period is not permitted under tenancy law. The contract is valid from the moment of signing.However, you can:to find a suitable replacement tenantor terminate regularly according to the contractual notice periodsIf costs arise due to the early termination, the landlord can demand compensation.

Permanent contract:runs without an end dateIt can be terminated at the usual times.Fixed-term contract:It ends automatically on the agreed date.It cannot usually be terminated properly.Fixed-term contracts must be objectively justified (e.g., renovations).

The rent must be:cost-covering ,appropriateand not abusivelybe.It is often based on:Cost of capitalMaintenance & OperationValue share (in STWE)local and neighborhood comparisons

Acceptable reasons include, but are not limited to:Increase in the reference interest rategeneral inflationValue-enhancing investmentsAdaptation to local and neighborhood customsEvery increase must be justified using a cantonal form.

The rent is considered customary for the location and neighborhood if it is comparable to:similar apartmentsin the same situationwith comparable standard and year of manufactureFor comparisons, 5-10 reference objects are often used.

If the reference interest rate falls → tenants are entitled to a rent reduction . If it rises → landlords are allowed to raise the rent.The change will be adjusted in increments of ¼ percentage point . An online calculator can be used (e.g., from the Tenants' Association or Homeowners' Association).

An initial rent is considered abusive if:It is significantly more expensive than comparable apartments, without any objective reason.a previous tenant's rent was disproportionately increaseda tenant's vulnerable situation was exploitedIn such cases, the rent can be contested within 30 days of moving into the apartment .