How much can a landlord raise rent in Switzerland? The short answer: ~1.5% (Reference interest rate (Referenzzinssatz)), with 90 days notice required. Here's the full breakdown of Switzerland's rent increase rules for 2026.
Get RentFlow — free| Maximum rent increase | ~1.5% (Reference interest rate (Referenzzinssatz)) |
| Benchmark / index | Reference interest rate (Referenzzinssatz) |
| Notice required | 90 days |
| How often increases are allowed | Once every 12 months |
| Rent control | Yes |
ℹ️ Values are approximate. Always verify with official sources before applying increases. (Data: 2025-Q4.)
Rent tied to national reference interest rate. If rate falls, tenant can demand rent reduction. If rate rises 0.25%, landlord can raise by ~3%. Must justify increases — tenant can challenge.
OR Art. 269–270a (Obligationenrecht)
📑 Official index source: Reference interest rate (Referenzzinssatz)
In Switzerland, the rent increase limit is: ~1.5% (Reference interest rate (Referenzzinssatz)). Rent tied to national reference interest rate. If rate falls, tenant can demand rent reduction. If rate rises 0.25%, landlord can raise by ~3%. Must justify increases — tenant can challenge.
Switzerland requires 90 days written notice before a rent increase takes effect. Increases are generally allowed once every 12 months.
Yes — Switzerland has rent control measures.
RentFlow tracks rent, tenants and leases — and flags when an increase exceeds Switzerland's legal limit or notice rules. Free to start.
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