Yes, lease registration is mandatory in Belgium
Registering a lease is mandatory in Belgium. The landlord is responsible for registration within 2 months of signing via MyRent (FPS Finance). Registration is free for residential leases and costs 50 EUR for commercial leases. Non-registration has serious consequences for the landlord.
The obligation to register leases is established by the Belgian Registration Duties Code. This applies to all types of leases: primary residence, student housing, shared housing, and commercial leases.
While the landlord bears the legal responsibility for registration, the tenant can also register the lease independently if the landlord fails to do so. This is an important protection for tenants, as registration conditions several important rights.
The deadline for registration is 2 months from the date of signing, not from the date the tenant moves in.
How to register a lease
The registration process is simple and can be completed online:
- Go to MyRent (FPS Finance platform)
- Log in with your Belgian eID or via itsme
- Select the lease type (primary residence, student, commercial)
- Fill in the details of both parties and the property
- Upload the signed lease as a PDF
- Submit and receive your registration confirmation
Who can register:
- The landlord (primary responsibility)
- The tenant (if the landlord fails to do so)
- A legal representative or property manager
Leases created via BailBelgique are pre-formatted for MyRent registration. The platform also sends an automatic reminder at D+30 to ensure you never miss the 2-month deadline.
Consequences of not registering
The consequences of non-registration are severe for the landlord:
| Consequence | Impact |
|---|---|
| No rent indexation | Cannot increase rent annually |
| Tenant can leave without notice | No notice period or compensation owed |
| Not enforceable against third parties | New buyer can terminate the lease |
| 25 EUR fine | Administrative penalty |
| Weakened legal position | Disadvantage in court proceedings |
These consequences apply for the entire period during which the lease remains unregistered. Even if the lease is eventually registered, the landlord cannot retroactively claim indexation for the unregistered period.
For the tenant, non-registration can actually be advantageous — they gain the ability to leave without notice. However, it also means the lease offers weaker protection against a sale of the property.
Even if the 2-month deadline has passed, register the lease immediately. The 25 EUR fine is negligible compared to the loss of indexation rights and the risk of the tenant leaving without notice. A verbal lease cannot be registered, which is another reason to always have a written lease.
Regional specifics
Brussels-Capital Region
The Brussels Housing Code reinforces the consequences of non-registration. The tenant can leave at any time without notice or compensation if the lease is not registered. Brussels has made registration awareness a priority in its housing policy.
Wallonia
The Walloon Residential Lease Decree mirrors the Brussels approach. Non-registration allows the tenant to terminate without notice. Wallonia also offers physical registration offices as an alternative to MyRent.
Flanders
Under the Flemish Housing Rental Decree, the landlord cannot claim early termination compensation if the lease is not registered. This adds an additional financial risk to non-registration in Flanders.
Registration Duties Code, art. 19 — Obligation to register leases. Art. 32 — 2-month deadline. Regional housing legislation adds consequences for non-registration.