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Selling in Brussels in 2026: the 7 documents without which the sale stalls

EPC, electrical inspection, soil certificate, post-intervention file... Some documents take weeks to obtain. Here is the full list to gather before putting your Brussels property up for sale.
In Brussels, a property sale is not signed without a complete file. The notary needs it to draft the preliminary contract, and several documents take weeks to obtain. Gathered too late, they derail the timeline. Here are the mandatory documents in 2026, and the right moment to request them.
1. The title deed
This is the deed by which you became the owner. It identifies the property, its boundaries and any easements. If you cannot find it, your notary can obtain a copy, but that takes a few days: so anticipate.
2. The EPC certificate
The energy performance certificate is mandatory for any home over 18 m² put up for sale, and its score must already appear in the listings. Drawn up by an accredited certifier, it is valid for ten years. In Brussels, the EPC weighs ever more heavily on price: we devote a full guide to it, the EPC at sale.
3. The electrical installation inspection
Any sale of a home requires an inspection report of the electrical installation, carried out by an accredited body. If the installation is not compliant, the sale is still possible, but the buyer then has a legal period to bring it up to standard. Better to know the verdict before setting the price.
4. The soil certificate
For any property in the Brussels Region, the seller must request a soil certificate from Brussels Environment. It indicates whether the land is on the soil-state inventory and whether there is a pollution risk. An administrative step to launch early, because delivery is not immediate.
5. The town-planning information
Issued by the commune, it specifies the property's use, the permits granted and any town-planning breaches. It is often the document that takes longest to obtain, sometimes several weeks depending on the commune. To be requested as a priority as soon as the decision to sell is made.
6. The post-intervention file (PIF)
The PIF gathers the technical information on works carried out since 2001: materials, plans, interventions on the structure. It is mandatory whenever subject works have taken place. If you built it up project by project, you save precious time.


