Research environmental law without missing anything.
Easily navigate the case law of the Belgian environmental courts, or the decisions of various public authorities.

Ex Ante accelerates your legal research
Our search engine was specifically developed to address the challenges of environmental law experts.
Semantic search
Search by meaning, not just by keywords. Our search engine understands legal context and finds relevant results you would otherwise miss.
- More complete results
- Less search time
- 100% reliable
Consult government decisions
Access to decisions of permitting authorities that are difficult to find elsewhere.
- Provincial governments
- Regional governments
- Local governments
Advanced filters
Filter by area of law, judicial body, date, and more to quickly find the right sources.
- Increased relevance
- AI-enhanced
- User-friendly
Available sources
Ex Ante offers comprehensive access to all relevant sources for environmental law research.
No sources found with the current filters.
Sources are continuously updated and expanded.
Typical use cases
Discover how environmental law experts use Ex Ante daily to work more efficiently.
Easily analyze recent case law
Stay up to date with the latest developments in the case law of the RvVb and the RvS. Identify the latest trends and changes in permitting decisions by the various authorities.
"What is the recent case law of the Council of State regarding environmental permits for wind turbines?"
Quickly find the decisions most relevant to you
No need to try countless keyword variations to find relevant documents. Save hours of research work thanks to our semantic search engine.
"Decisions on noise nuisance in permit applications in residential areas"
Substantiate your legal arguments
Strengthen your advice, petitions, and submissions with relevant case law and precedents.
"When can an environmental permit be suspended due to procedural errors?"
What environmental experts say
“Finally, a platform that brings together government permitting decisions and relevant case law. The semantic search function is particularly powerful for complex environmental law cases.”

Lion Janssens
Lawyer
ARCAS Law
“In environmental law, much important information is contained in administrative decisions. The fact that Ex Ante systematically brings these together makes the platform particularly valuable.”

Johanna-Charlotte Devogelaere
Lawyer
GD&A Attorneys
“In proceedings related to spatial planning or environmental enforcement, you need to be certain you’re not missing anything. Ex Ante gives me much greater confidence in my legal research.”
Koen Daniëls
Senior Advisor
CDRO Consulting
For whom?
Ex Ante is designed for professionals who deal with environmental law issues on a daily basis.
Lawyers
With specializations in planning, environmental, or real estate law
Civil servants
Legal departments of municipalities, provinces, and other administrations
Consulting firms
Environmental and spatial planning firms providing legal support
Real estate experts
Real estate developers and construction project managers
Ready to accelerate your legal research?
Join hundreds of environmental law experts who use Ex Ante daily to work faster and more comprehensively.