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Rental conflict: what should you do in the first 24 hours?

In the event of a Swiss rental conflict, the first 24 hours are decisive. Concrete steps, rights, documentation, and sources of help for Hungarian tenants – based on the ZGB.

9 min readLast reviewed: 7/1/2026Free

What counts as a rental dispute?

A rental dispute does not mean court proceedings only — most disputes arise much earlier, in everyday situations. Below are the most common types of conflict:

Type of conflict

Typical example

Withholding the security deposit

The landlord does not refund the security deposit (Kaution / dépôt de garantie), or only refunds part of it, after move-out

Unjustified termination

The landlord terminates the lease, but the reason is disputable or does not meet the legal requirements

Condition of the apartment, maintenance

The landlord does not carry out the necessary repairs, or charges the tenant for an expense that legally should be borne by the landlord

Rent increase

The landlord increases the rent outside the statutory procedure, or in an improper form

Disturbing conduct

Disturbance caused by neighbours, the landlord, or other tenants, which the landlord does not address

Dispute over right of entry

The landlord wants to enter the apartment without prior notice

Subletting ban

The landlord refuses to allow subletting, even though the tenant may have a legal right to it

Each of these is a situation in which the first steps are the same — regardless of whether the dispute is ultimately resolved by agreement, mediation, or official proceedings.


Why are the first 24 hours critical?

Under Swiss tenancy law, many deadlines are short, and it is often impossible to supplement evidence later. For three reasons, quick action is especially important:

  1. Evidence disappears. Physical damage, the condition of the apartment, verbal promises — without documentation, these cannot be proven.

  2. Communication cannot be reconstructed. If the dispute took place verbally and there is no written record, the landlord may later take a different position.

  3. Some deadlines are very short. For example, a challenge to a termination (Anfechtung der Kündigung) must be filed within 30 days of receipt — this is a mandatory deadline under OR 273.


Recommended steps in the first 24 hours

Step 1: Document everything immediately

From the moment the conflict arises, record every relevant detail:

  • Photos and videos: with date and time stamps, preferably using the phone’s built-in camera (so the metadata remains intact). Record the damage, deficiency, or disputed condition.

  • Written notes: briefly write down what happened, when, who was present, and what was said. This is useful even if the matter never goes to court.

  • Emails, SMS messages, letters: do not delete anything. Also save previous communication with the landlord.

Step 2: Put the communication in writing

If the landlord contacts you by phone or in person, politely indicate that you wish to resolve the matter in writing. Written communication (email, registered letter) can later be used as evidence; oral agreements cannot.

Suggested wording (by email, in German, if the landlord does not understand Hungarian):

„Ich bitte Sie, alle weiteren Mitteilungen zu diesem Thema schriftlich zu übermitteln, damit wir eine klare Dokumentation haben."

(„Please send any further communications on this matter in writing so that we have clear documentation.")

Step 3: Check the lease agreementt

Take out the lease agreement (Mietvertrag / contrat de bail) and review it from the following angles:

  • What are the termination conditions and notice periods?

  • What does it say about the amount of the deposit and the conditions for its repayment?

  • Is there any clause concerning the condition of the apartment or maintenance?

  • What notification obligations apply to the landlord?

If the contract does not mention something, that does not necessarily mean the tenant has no right — statutory provisions (OR) in many cases provide stronger protection than the contract.

Step 4: Identify the type of conflict and the relevant deadline

The table below summarizes the statutory deadlines for the most common situations:

Situation

Deadline

Legal basis

Challenge to termination

30 days from receipt

OR Article 273

Challenge to rent increase

30 days from notification

OR Article 270b

Claiming back the deposit

1 year from moving out (limitation period)

OR Articles 127–130 (general limitation period)

Reporting defects in the apartment

Immediately (duty to notify without delay)

OR Article 257g

⚠️ These deadlines are based on the version of the OR in force at the end of 2025. Procedural rules may differ in some cantons — check the local the conciliation authority's information sheet.Step 5: Do not take unilateral action

During the first 24 hours, avoid the following actions, which could later weaken the tenant's position:

Do not unilaterally pay less rent, even if there is a defect in the apartment — a separate procedure applies to that.

  • Do not change the lock or lock out the landlord.

  • Do not enter into a verbal agreement that you cannot later prove.

  • Do not leave the apartment without clarifying the legal status of the notice of termination.

  • Tenants' rights and obligations under Swiss law


Swiss tenancy law is based on Articles 253–274 of the OR and is generally considered more tenant-friendly than many other European legal systems. The most important tenant rights are:

Right to undisturbed use (Gebrauchsüberlassung):

  • the landlord is obliged to keep and maintain the apartment in a condition suitable for its intended use (Article 256 OR).Protection against termination:

  • the notice of termination must be in writing, and the tenant may challenge it before the Schlichtungsbehörde within 30 days if they consider it abusive (missbräuchlich).Limit on the security deposit:

  • the security deposit may not exceed three months' rent (Article 257e OR), and it must be held in a blocked bank deposit account.Challenging the rent:

  • under Article 270 OR, the tenant may challenge the initial rent if it is abusively high.The tenant's obligations include paying the rent on time, using the apartment with due care, reporting defects without delay, and restoring the contractual condition when handing the apartment back.

The landlord's rights and limitations


The landlord also has statutory rights that the tenant should know:

Right of entry:

  • the landlord may enter the apartment with prior notice given in good time (e.g. for inspection or repairs). Immediate entry is justified only in a genuine emergency (e.g. water damage).Termination:

  • the landlord may terminate the tenancy, but only for a lawful reason and in compliance with the statutory deadlines. The notice of termination must be delivered on the official form prescribed by the OR (cantonal form) — otherwise it is invalid.Claiming damages:

  • if the tenant causes damage to the apartment, the landlord may claim compensation, but only for damage beyond normal wear and tear (Abnutzung).The landlord is

not entitled to:evict the tenant without prior court proceedings,

  • increase utilities or ancillary charges arbitrarily,

  • withhold the security deposit without justification.


Mediation and before legal proceedings: alternative solutions

Swiss law explicitly encourages out-of-court settlement. In most cantons, court proceedings must be preceded by a mandatory conciliation attempt (Schlichtungsverfahren / procédure de conciliation).

The Schlichtungsbehörde (conciliation authority):

  • Every canton has a conciliation authority specialized in tenancy matters.

  • The procedure is free of charge or very low-cost (depending on the canton).

  • No lawyer is required to submit the application.

  • If conciliation is successful, the outcome can be a binding settlement signed by the parties.

If conciliation does not lead to an agreement, the matter can be referred to the competent court (Mietgericht or the ordinary civil court, depending on the canton).

Important from a Hungarian perspective: the language of the procedure is the canton’s official language (German, French, or Italian). If you do not understand the language used, it is advisable to use an interpreter — please inform the authority in advance.


Cantonal differences and local authorities

In Switzerland, tenant law is governed at federal level (OR), but the procedural rules, the organization of the Schlichtungsbehörde, and the jurisdictional boundaries vary from canton to canton. A few examples:

Canton

Name of the conciliation authority

Note

Zürich

Schlichtungsbehörde in Mietsachen

Competent by district

Bern

Schlichtungsbehörde für Miet- und Pachtsachen

Organized by district

Genf

Commission de conciliation en matière de baux et loyers

Proceedings in French

Vaud

Tribunal des baux

Direct court jurisdiction in certain cases

Bázel-Város

Mietgericht Basel-Stadt

Separate tenancy court

The competent authority in your canton can be found on the ch.ch portal (see Sources) or on the canton’s official website.


Important documents and evidence: what to keep

The following documents should be kept for the entire duration of the dispute, but at least for 5 years after moving out:

  • Tenancy agreement (Mietvertrag) and all annexes, amendments

  • Move-in and move-out condition report (handover protocol / état des lieux) – if you did not receive one, request it in writing

  • Deposit slip / bank confirmation for the amount placed on deposit

  • All payment receipts (rent, utilities, deposit)

  • Written communication with the landlord (letters, emails, screenshots of SMS messages)

  • Photos and videos of the apartment’s condition, especially at move-in and move-out

  • Official letters, notices, termination documents

If the condition report was not completed at move-in, document the deficiencies afterward as well, and send them to the landlord by email – this at least leaves a time-stamped record.


Support resources and advisory options in Switzerland

Tenant associations

In Switzerland, there are strong tenant advocacy organizations that provide legal advice and representation for members:

  • Mieterinnen- und Mieterverband (MV) / Asloca – the largest Swiss tenant association, with offices in all major cantons. For a membership fee, it provides legal advice and representation.

  • Asloca Romande – the equivalent organization operating in the French-speaking cantons.

Annual membership fees vary by canton (typically around CHF 50–150), and can pay off quickly in the event of the first dispute.

Free or low-cost options

  • Schlichtungsbehörde: filing conciliation proceedings is free or subject to only a minimal fee, and does not require legal representation.

  • Pro Bono Swiss legal clinics: in some cantons (e.g. Zürich, Bern), legal clinics provide a free initial opinion.

  • ch.ch portal: the federal information site (see Sources) summarizes tenant rights and procedural options.

Help in Hungarian

There is no Hungarian-language legal service in Switzerland specifically specialized in tenancy law, but:

  • In Hungarian community groups (Zürich, Bern, Genève, Basel), experienced compatriots can recommend bilingual (Hungarian-German/French) lawyers or advisors.

  • Such recommendations can also be found in the svajc.com Knowledge Base and community platform.


When to bring in an advisor

This article provides general information and does not replace individual legal advice. In the following situations, it is advisable to involve a specialist – a lawyer specializing in tenancy law or an MV/Asloca advisor:

  • The landlord has initiated eviction proceedings (Ausweisungsverfahren).

  • The amount in dispute exceeds CHF 10 000 (deposit, damages, unpaid rent).

  • The landlord has a lawyer, and you are taking part in the proceedings without legal representation.

  • The dispute concerns staff housing (Dienstwohnung) or social housing (Sozialwohnung), where different rules may apply.

  • You do not understand the canton’s official language, and communication is leading to misunderstandings.

  • The notice period (30 days) is approaching, and you have not yet submitted an application.


Sources

Note: the links above were checked at the end of 2025. The legal references (OR article numbers) are based on the text in force in 2025.


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In Brief

In a rental conflict, the first 24 hours are decisive: all evidence should be recorded, communication should be moved into writing, and the tenancy agreement should be reviewed immediately. In Switzerland, several deadlines are short; for example, there is generally a 30-day period to challenge a notice of termination, so delay can easily lead to loss of rights.

Key Takeaways

  • The disputed situation must be documented immediately: with photos, video, written notes, and every message that is preserved.
  • Communication with the landlord should be moved into writing, because oral agreements are difficult to prove later.
  • The tenancy agreement should be reviewed immediately for termination conditions, the deposit, and maintenance obligations.
  • The deadline relevant to the type of conflict must be identified right away, because some remedies may have a short 30-day deadline.
  • During the first 24 hours, unilateral steps should be avoided, such as arbitrarily reducing the rent or changing the lock.
  • If the matter drags on or involves a large amount, it is advisable to contact the Schlichtungsbehörde, the MV/Asloca, or a specialist in tenancy law.

Frequently Asked Questions

What kind of situation counts as a rental conflict in Switzerland?

Examples include withholding of the deposit, unjustified termination, failure to maintain the apartment, an irregular rent increase, disruptive behaviour, a dispute over the right of access, or refusal to allow subletting. According to the article, these are not necessarily court cases; they often begin as everyday disputes.

Why are the first 24 hours so important in a rental dispute?

Because evidence can disappear quickly and what was said verbally is difficult to reconstruct later. In addition, some deadlines are very short; for example, there is a 30-day period from receipt to challenge a notice of termination.

What should be documented immediately in the event of a conflict?

The condition of the apartment, any damage or defects, the people present, what was said, and all related messages, emails, SMS messages, and letters. The article specifically highlights photos and videos with dates and timestamps.

Why is it advisable to keep all communication in writing?

Because written messages can later be used as evidence, whereas oral agreements cannot. If the landlord contacts you by phone or in person, the article says you should politely state that you want to resolve the matter in writing.

What unilateral steps should be avoided in the first 24 hours?

It is not advisable to reduce the rent arbitrarily, change the lock, exclude the landlord, rely on an oral agreement, or move out without clarifying the legal status of the termination. According to the article, these steps can weaken the tenant’s position.

When should a professional or a tenants’ organisation be involved?

If the landlord has initiated eviction proceedings, if the dispute exceeds CHF 10 000, if the other party has a lawyer, if it concerns workplace housing or social housing, or if the termination deadline is already close. In such cases, the article recommends a lawyer specialising in tenancy law or an adviser from the MV/Asloca.

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