Architectural drawings
A complete set including plans, elevations, sections and site drawings, aligned with formal standards and consistent across the file.
Permits • Structural Engineering • Bbl Compliance • Risk Firewall
Permit Application Help: Your Technical Shield
If this is not correct, the municipality intervenes — we make sure it is correct.
Do you need a permit for an extension, roof build-up, or removing a load-bearing wall? Applying for a Dutch environmental permit is often stressful due to bureaucracy and strict technical requirements. Aboss Bouwadvies operates as your risk firewall against building stops and rejections. We turn your plans into a legally and technically unstoppable dossier.
What we deliver: a municipality-proof dossier
We do not deliver generic sketches. We deliver a technically substantiated dossier that matches the submission requirements of the Omgevingsloket and is built for direct review by Building Control.
Structural calculations
Static calculations for steel, timber or concrete. Crucial for structural safety and in practice often decisive for permit review.
Bbl compliance (health & safety)
Precise calculations for daylight access, ventilation and purge ventilation capacity. We ensure your habitable space complies with the Decree on the Built Environment (Bbl) and that compliance is provable.
Submission-ready package
Not just documents, but a dossier that is logically structured: complete, reviewable and correctly categorised for Omgevingsloket submission.
Regulatory context: the force of the Omgevingswet
Since the introduction of the Dutch Environmental and Planning Act, checks against the Omgevingsplan and the Decree on the Built Environment (Bbl) have become stricter than ever. Many applications are paused or treated as incomplete because technical reports are missing or incorrectly categorised.
We think like Building Control. We anticipate rejection triggers before the case officer even opens your file. We speak the regulator’s language, so you can focus on building.
Working method: from risk to permit
Our workflow is designed for maximum predictability in an uncertain process, with control over risks, completeness and reviewability.
1) Intake & feasibility
Analysis of your plan versus the local Omgevingsplan rules and real-world review patterns.
2) Technical dossier
Our engineers and draughtsmen produce all required documents: calculations and drawings.
3) Submission (Omgevingsloket)
We handle the full submission and act as your technical point of contact for the municipality.
4) Monitoring
Active support during the statutory timeline, typically 8 weeks, up to permit granting, including responses to technical questions.
Regional expertise: local nuance, national execution
Interpretation differs per region. Aboss understands local nuances and builds dossiers that anticipate them.
Amsterdam
Strict enforcement on foundations, heritage values and Bbl requirements in the historic inner city.
Rotterdam
Focus on efficient apartment splitting and the structural challenges of roof build-ups and optopping.
Utrecht
Navigating aesthetics and heritage review, plus increased permit pressure in densified areas.
Typical projects & crisis response
Extension or roof build-up
Full application including drawings, structural file and, where relevant, the often underestimated aesthetic review. Outcome: a dossier that does not stall on incompleteness.
Legalising unpermitted works
Obtain a permit after the fact to avoid penalties, enforcement orders or demolition. We build the technical substantiation the municipality can review.
Lifting a building stop
Immediate intervention when works are stopped due to missing calculations or permit coverage. Focus: recovery plan and submission-ready dossier.
Load-bearing wall / steel portal
Structural calculation and detailing for safe execution and review, including temporary propping and phasing logic where needed.
FAQ: answers to critical questions
When is an environmental permit required?
In practice, almost always for structural changes such as removing a load-bearing wall or for street-facing façade changes. If in doubt, start the permit check and avoid wrong assumptions.
How long does the procedure take?
The regular procedure takes up to 8 weeks. For complex cases, the municipality may extend once by 6 weeks. After approval, also consider the objection period before starting safely.
What if my application is marked incomplete?
This often results from an incomplete or incorrectly categorised dossier. We diagnose the gap and add missing technical data quickly so the process can resume.
Do not take the risk
Prevent delays and building stops. Let Aboss be your technical and legal partner. We offer a productized solution with a clear scope, so you know what to expect upfront.
If the municipality doubts, we make it correct.