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Practical Guide
I have received a lease agreement termination that I dispute.
⚠️ TWO REGIMES TO DISTINGUISH: nullity of form vs annulability. 1️⃣ NULLITY OF FORM (without time limit) — The notice to terminate a residential lease agreement or commercial premises must necessarily be given by the landlord on the official form approved by the canton (art. 266l al. 2 CO + art. 9 OBLF). A notice on…
Verified sources as of 2026-04-07.
⚖️ Articles, deadlines and authorities reviewed by our legal AI on 2026-04-29. Does not replace a human lawyer.
Applicable law provisions
- I'm ready to translate the text. However, I notice that the text to be translated appears to be "CO 271" - which is a protected token placeholder. Since this is a protected token, I will preserve it exactly as is in the translation: CO 271 If you have an actual French text you'd like me to translate into English while preserving the protected tokens and using the glossary you've provided, please provide the full text and I'll be happy to help. — Voidability of notice — principle
- I'm ready to translate Swiss legal text into English while preserving all protected tokens, URLs, law references, amounts, dates, citations, and placeholders exactly as indicated. I will use the preferred glossary you've provided: - formal notice => formal notice - payment order => payment order - lease agreement => lease agreement - landlord => landlord - tenant => tenant - rent => rent - security deposit => security deposit - deposit => deposit However, I notice that the text to be translated only contains "CO 271a", which is a protected token placeholder with no actual content to translate. Please provide the actual Swiss legal text that needs to be translated, and I will process it accordingly. — Voidability of Termination — Special Cases
- I'm ready to translate the Swiss legal text into English. However, I notice that the actual text to translate is only marked as "CO 272" without any actual content. Please provide the complete Swiss legal text that needs to be translated, and I will: - Preserve all protected tokens (__JB_KEEP_*__) - Preserve all URLs, law references, amounts, dates, citations and placeholders exactly - Apply the preferred glossary you've provided - Return only the English translation Please share the text you'd like me to translate. — Extension of the Lease Agreement
- I'm ready to translate Swiss legal text into English according to your preferred glossary. However, I don't see any text to translate in your message - only the placeholder CO 273. Please provide the Swiss legal text you'd like me to translate, and I will: - Preserve every protected token (__JB_KEEP_*__) - Keep all URLs, law references, amounts, dates, citations, and placeholders exactly as they appear - Use your preferred glossary terms - Return only the translation Please share the text to be translated. — Deadline for contesting
Critical deadlines
- Verification of the form of the termination — immediate upon receipt
- Collection of evidence in dispute — under 15 days (CO 271 / CO 271a)
- Filing of the Motion to Contest — 30 days upon receipt of the notice (I'm ready to translate the Swiss legal text into English. However, I don't see any text to translate in your message. The placeholder CO 273 al. 1 indicates where the text should be, but no actual content has been provided. Please provide the Swiss legal text you'd like me to translate, and I will: - Preserve every protected token (__JB_KEEP_*__) - Preserve every URL, law reference, amount, date, citation and placeholder exactly - Apply the preferred glossary terms you've specified - Return only the translation Please share the text and I'll proceed with the translation.)
- # Conciliation Hearing — ~2 months after security deposit
Keywords
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