Cluster info · Construction professionals

New-house developer: choose well and secure your purchase

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By Edouard Hennin, Provisional reception expert Published on 27 May 2026 Updated on 27 May 2026 6 min read

Buying a new house from a developer commits your budget for the term of a mortgage and exposes you to specific risks: delays, defects, financial default.

Here are the criteria to select a reliable developer and the safety nets to activate in case of trouble.

1. Understanding the stakes

Before diving into details, let’s set the general scene. Buying a new house from a developer commits your budget for the term of a mortgage and exposes you to specific risks: delays, defects, financial default.

2. Practical 2026 benchmarks

In practice, several benchmarks help frame the topic in 2026. Price ranges and conditions evolve regularly, and it is useful to cross-check several reliable sources before making a structural decision.

3. Avoiding common pitfalls

A few pitfalls come up regularly: incomplete quotes, poorly checked terms, lack of professional support. A preliminary audit prevents most disappointments.

Want to secure your project? Request a free quote from our expert team. We support you in checking your file and lifting sensitive points.

Common questions

What are the main 2026 benchmarks for a new-house developer in Belgium?

Price ranges and conditions vary depending on the region, standing and the exact nature of the project. The orders of magnitude in this guide are a compass, but do not replace personalised analysis.

Should you call in an expert to validate your file?

For structural projects, an external eye is often profitable: it prevents contractual and technical blind spots. Our construction audit can step in before signing.