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New-build apartment developer: selection criteria in Belgium

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

Choosing a new-build apartment developer commits your estate for several decades. It is worth taking the time to study financial, legal and technical criteria before signing.

This guide summarises the criteria to review and the contractual pitfalls to monitor, in particular under the Breyne Law regime.

1. Understanding the stakes

Before going into detail, let us set the general framework. Choosing a new-build apartment developer commits your estate for several decades. It is worth taking the time to study financial, legal and technical criteria before signing.

2. Practical 2026 reference points

In practice, several reference points help frame the topic in 2026. Ranges and conditions evolve regularly, and it is useful to cross-check several reliable sources before making a structuring decision.

3. Avoiding common pitfalls

Some pitfalls recur regularly: incomplete quotes, poorly verified conditions, lack of professional support. A preliminary audit avoids most disappointments.

Want to secure your project? Request a free quote from our expert team. We accompany you in verifying your file and resolving sensitive points.

Common questions

What are the main 2026 reference points for new-build apartment developer in Belgium?

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

Should I call on an expert to validate my file?

For structuring projects, an external eye is often profitable: it avoids contractual and technical blind spots. Our construction audit can intervene before signing.