Income-dependent rent increase: rules and explanation
An **income-dependent rent increase** adjusts the rent to your income, with protection for lower incomes in Delft and surrounding areas. Established since 2015 in the Rent Increase Decree. Discover how it works, the rules, and your options at District Court of The Hague (district Delft) or Legal Aid Office Delft.
What does income-dependent rent increase entail?
The landlord may only increase the rent if your household income has increased. Valid for private sector and subsidised rental properties in Delft, not for social housing or owner-occupied properties. Based on the Rent Income Index from the CBS, never exceeding your personal income growth.
Legal basis in Delft
The rules are set out in:
- Article 7:209a DCC: Limit for private sector, jurisdiction District Court of The Hague.
- Rent Increase Decree 2023/2024: Exact formulas.
- CBS Rent Income Index: Maximum cap.
Not applicable: Social housing corporations, long-term contracts (>5 years) or temporary rentals in Delft.
Calculation of rent increase
Dependent on:
- Rent Income Index: E.g. 3.5% in 2024 (check CBS).
- Your income growth: Limited to your own increase.
- Statutory maximum: Max 100% index, or your growth if lower.
Example Delft:
| Situation | Rent Delft | Index | Your growth | Max increase |
|---|---|---|---|---|
| Income +2% | €1,150,- | 3.5% | 2% | €23,- |
| Income +5% | €1,150,- | 3.5% | 5% | €57.50 |
| Income unchanged | €1,150,- | 3.5% | 0% | None |
Action in case of disagreement: Go to Legal Aid Office Delft or District Court of The Hague. Keep income data and rent proposals.