Renovations to improve energy efficiency

This grant application can only be submitted for homes (single-family or two-family homes or apartments) in Luxembourg City.

Subsidies for energy improvements through renovation may be granted for the following types of work:

• External insulation of walls
• Internal insulation of walls
• Insulation of grounded walls or areas without heating
• Insulation of flat or sloping roofs
• Insulation of upper-floor slabs in contact with unheated areas
• Insulation of ground-floor slabs in contact with unheated areas, the ground or the outside
• Replacement of windows and French windows

This grant will not be awarded for:

• Installations using second-hand equipment
• Work/investments which have not been subsidised by the State;
• Work/investment subsidised by the State, but for which the ministerial decision on the amount of the subsidy pre-dates the entry into force of this regulation (1 December 2022).

Amount granted

The City grants 50% of the amount of the State grant.

Conditions for awarding grants

The grant application must be submitted, together with all required supporting documents, within no more than than 6 months of receiving the ministerial decision specifying the amount of the State grant.

Documents to be submitted with the application

• the ministerial decision detailing the amount of the State grant;
• the applicant's bank account details.

Use this tool to find out how much you might be eligible for. We can help you realise your project and combat climate change.