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What can I build in Vallée de l'Ernz?
Buying, building, extending or renovating in Vallée de l'Ernz, canton of Diekirch? Here are the planning documents in force, the procedures and the right contacts. Our free app Faire son Nid finds your address, the zone of your plot and your buildable volume, in English.
Planning documents
PAG map on geoportail.lu ↗ · Municipality planning page ↗
Who to contact
Procedures
- Any construction, extension, façade change or change of use needs a building permit from the mayor before work starts.
- The application usually includes a cadastral plan extract, a site plan and the project drawings by an OAI-registered architect, plus an energy performance certificate for a new build or an extension.
- For a building from before 2001, have an asbestos survey done before demolition. For Klimabonus grants, involve an energy adviser before the works.
- Buildings with 3 or more dwellings, offices or shops: ITM (ITM-SST 1500 series) and CGDIS fire-safety requirements apply.
Frequently asked questions
What can I build in Vallée de l'Ernz?
It depends on the PAG zone of your plot and on the PAP rules that apply there: height, number of storeys, setbacks, depth, number of dwellings. In Vallée de l'Ernz, the PAG in force is the Version coordonnée avril 2026 (PAG approuvé 10.01.2017 ; modifs 2019, 2021 ; modif. 2025 votée le 30.04.2026). Enter your address in the Faire son Nid app to find your zone and plot.
Where can I find the PAG and PAP of Vallée de l'Ernz?
On the municipality’s website and on the national geoportal. Direct links to the documents in force are gathered on this page.
Do I need a building permit in Vallée de l'Ernz?
Yes, for any construction, extension, alteration or change of use. It is issued by the mayor of Vallée de l'Ernz; information: Service technique – Constructions et travaux, Administration communale de la Vallée de l'Ernz, 18 rue de Larochette, L-7661 Medernach.
How much does a renovation cost in Vallée de l'Ernz?
As an order of magnitude in Luxembourg, allow €1,800–2,200 per m² excl. VAT for a basic full renovation, €3,150–3,850 for a heavy renovation and €4,000–4,500 for a high-end transformation, excluding VAT, fees and ancillary costs. The app’s simulator gives a range indexed on STATEC prices, with Klimabonus grants.
Neighbouring municipalities
BeaufortBettendorfDiekirchErpeldange-sur-SûreHeffingenLarochetteNommernReisdorf