FAQ Property Sale Luxembourg: 50 Questions and Answers

Introduction

Selling a property in Luxembourg and have questions? This FAQ gathers the 50 most frequently asked questions from sellers. Each answer is concise, factual and updated for 2026.

Prices and Valuation

1. What is the average price per sqm in Luxembourg in 2026?

The average apartment price is approximately €7,500/sqm and houses approximately €6,200/sqm. Prices vary considerably by municipality: from €4,500/sqm in the north to over €12,000/sqm in Luxembourg City centre. Check our interactive price map.

2. How can I get a free property valuation?

Three free options: (1) the Sellect.lu online valuation tool, (2) request valuations from 2-3 agencies, (3) compare with sale prices published by the Observatoire de l'Habitat.

3. My property has lost value since 2022. Should I wait?

The 2022-2024 correction lowered prices by 15-20%. Since mid-2025, prices are stabilising and rising again in sought-after areas.

Documents and Preparation

6. What documents are required to sell?

The energy performance certificate (EPC) is the only legally required document before listing. The notary will also need: cadastral extract, title deed, plans, mortgage status.

7. How much does the energy certificate (EPC) cost?

Between €600 and €1,200. Processing time: 2-3 weeks. The EPC is valid for 10 years.

Agencies and Mandates

11. How much does a real estate agency cost in Luxembourg?

Commission varies between 2% and 5% + VAT (17%). The average is around 3% + VAT.

12. Is the commission negotiable?

Yes, always. There is no legal tariff.

Sales Process

16. How long does it take to sell in Luxembourg?

On average 90 to 120 days from listing to signing the sales agreement. Add 2-3 months for the notarial deed. Total: 5-7 months.

Taxation

26. Do I pay tax on selling my primary residence?

If you've lived in the property as your primary residence for at least 2 years, you're exempt from capital gains tax.

28. What is the Bellegen Akt?

The Bellegen Akt allows deferral of capital gains tax if you reinvest in another property in Luxembourg within 2 years.

Practical Aspects

47. When will I receive the money?

The notary transfers the sale price to your account within 3 to 5 business days of signing the deed.

49. Do I need to declare the sale to tax authorities?

Yes. Capital gains must be declared in your tax return for the year of sale.

50. What if I'm selling and buying simultaneously?

Two options: (1) a bridging loan, (2) synchronise completion dates. The Bellegen Akt allows tax deferral if you repurchase within 2 years.