There is no trial period in Belgian lease law
Belgian residential lease law does not recognize a trial or probationary period. Once the lease is signed, it is fully binding on both parties. There is no cooling-off period or right of withdrawal. Any “trial period” clause included in a lease has no legal value. If you want flexibility, consider a short-term lease instead.
Unlike employment contracts, Belgian lease law does not provide for a probationary period during which either party can terminate without consequences. The lease is binding from the moment it is signed (or from the start date specified in the lease, if different).
This is a common misconception among both landlords and tenants. Some landlords try to include “trial period” or “probationary period” clauses in their leases, but these clauses are legally void under Belgian housing legislation. The mandatory termination rules cannot be circumvented through contractual creativity.
The only way to achieve flexibility similar to a trial period is to use a short-term lease of limited duration.
Early termination options that do exist
While there is no trial period, Belgian law does provide several early termination options:
| Option | Available to | Notice period | Compensation |
|---|---|---|---|
| 9-year lease: tenant early termination | Tenant | 3 months | 3, 2, or 1 months’ rent (year 1, 2, 3) |
| 9-year lease: landlord personal use | Landlord | 6 months | None |
| Short-term lease: early termination | Tenant (some regions) | 3 months | Varies by region |
| Mutual agreement | Both parties | As agreed | As agreed |
| Serious breach | Either party (via court) | Immediate (court order) | Damages |
For a standard 9-year lease, the tenant can terminate at any time with 3 months’ notice. During the first three years, compensation is owed (decreasing from 3 to 1 months’ rent). After the third year, no compensation is due.
If you are unsure about the property or the tenant, consider a short-term lease of 1 year with the option to extend. This provides more flexibility than a 9-year lease while remaining fully legal. Create one via BailBelgique.
Why trial period clauses are void
Belgian housing legislation is largely mandatory law (droit imperatif), meaning its provisions cannot be waived or modified to the detriment of the tenant. A trial period clause would circumvent the mandatory termination rules, and therefore:
- It contradicts the minimum lease duration requirements
- It gives the landlord a unilateral termination right not foreseen by law
- It deprives the tenant of mandatory notice period protections
- A court will consider the clause unwritten (non ecrite)
Even if both parties agree to a trial period clause, it remains void. A tenant who is asked to leave during an alleged “trial period” can refuse and invoke the full protection of the lease.
If your landlord includes a “trial period” clause in the lease, this clause has no legal effect. You are not obliged to leave at the end of the alleged trial period, and the landlord cannot use it to terminate the lease. If pressured, seek advice from a tenant association or the Justice of the Peace.
Regional specifics
Brussels-Capital Region
The Brussels Housing Code does not provide for any trial period. Minimum lease durations and termination rules are mandatory. Brussels courts consistently strike down trial period clauses as void.
Wallonia
The Walloon Residential Lease Decree similarly does not recognize trial periods. The standard 9-year lease is the default, and short-term leases (up to 3 years) are the only way to achieve shorter commitments.
Flanders
The Flemish Housing Rental Decree does not allow trial periods. Flanders has specific rules for early termination of short-term leases that provide some additional flexibility compared to other regions.
Regional housing legislation is mandatory law (droit imperatif). Any clause that deviates from the mandatory termination rules to the detriment of the tenant is considered unwritten. Belgian Civil Code, art. 6 — Mandatory public order provisions cannot be waived by contract.