Belgium proposes EU-wide real-time drone registration and detection network to counter hybrid threats

by EUToday Correspondents

Belgium has proposed the creation of an EU-wide, real-time drone registration and detection network to help member states distinguish legitimate operations from suspicious activity and to respond more quickly to hybrid threats.

The plan, outlined on 22 October, would integrate registration data with live monitoring so that unregistered or anomalous flights can be flagged to law-enforcement in near real time.

The initiative comes amid heightened concern in European capitals over incursions and disruptive drone activity attributed by some governments to hostile actors. EU institutions and several member states have advanced separate counter-drone initiatives in recent weeks, including discussions on a “drone wall” along the EU’s eastern flank and broader air- and space-defence programmes. The European Commission last week sketched a package of “flagship” projects that includes a European Drone Defence Initiative with initial capabilities targeted for 2026–27, subject to member-state approval.

Belgium’s proposal would build on the EU’s existing regulatory base for unmanned aircraft. Under Commission Implementing Regulation (EU) 2019/947 and Delegated Regulation (EU) 2019/945, registration of drone operators is already mandatory across EASA countries, with operator IDs required to be marked on aircraft and used in operations. However, the current regime does not by itself deliver a pan-EU, live operational picture for authorities.

In parallel, the EU’s “U-space” framework, which became applicable in 2023 under Regulation (EU) 2021/664, defines services such as network identification and traffic information intended to enable safe, scalable drone operations in designated areas. Progress in designating U-space airspace has been uneven, and the operational picture remains fragmented across borders. Belgium’s concept points towards using similar data-exchange mechanisms at European scale to fuse registration and detection, creating a common operating picture that spans national airspace.

The security rationale is shaped by a series of recent incidents and alerts. EU and NATO officials have warned of persistent hybrid tactics, including the use of drones for reconnaissance, disruption near airports and energy infrastructure, and psychological effect. Ministers have signalled intent to accelerate joint counter-drone efforts after airspace violations on the Union’s eastern borders.

According to the Belgian outline, a real-time network would help differentiate routine civil operations—commercial inspection, media, logistics, emergency services—from unregistered or non-compliant flights. Authorities could match live detections against the EU registration back-end and U-space/UTM feeds, automating alerts for enforcement where no valid registration or flight intent is found. This approach resembles electronic conspicuity in manned aviation and would align with U-space services that already envisage electronic identification during flight.

Several policy and technical questions would require resolution at EU level:

  • Governance and access: Who controls the common operating picture; which authorities (civil aviation, police, military, critical-infrastructure operators) have access; and under what conditions is data shared across borders? Current debate on first-responder roles for drone incidents illustrates the need for clear lines of responsibility.

  • Interoperability: Member states use varied detection technologies (radio-frequency sensing, radar, optical, acoustic) and different UTM implementations. A European network would need common data models and interfaces, building on U-space standards and existing national systems.

  • Privacy and data protection: Live identification and tracking raise questions under EU data-protection rules, particularly for hobby and small-business operators. Any solution would have to ensure proportionality, retention limits, and safeguards for commercial-sensitive flight data. (Background from the regulations indicates that current rules focus on operator registration rather than continuous public tracking.)

  • Enforcement and counter-measures: Detection alone does not neutralise threats. The Commission’s defence package contemplates layered counter-drone capabilities, from jamming to interceptors, which would need to integrate with the proposed network’s alerting.

The Belgian move positions Brussels within a wider European push to harden airspace against low-cost, low-signature threats. Commission proposals under discussion would, if adopted, set milestones for EU-level systems by 2027. Belgium’s proposal suggests member states could move ahead nationally if EU procedures take longer, but a common architecture would offer the benefits of scale and cross-border coverage that national systems cannot provide alone.

Next steps will depend on whether the Council and Commission decide to fold the Belgian concept into the evolving EU counter-drone programme, and on member-state readiness to align national detection grids and registration back-ends with a shared EU service layer. With incidents continuing to test response mechanisms, officials are signalling that the balance between rapid deployment and harmonisation will be central to the timetable.

Regulatory context (at a glance):
— EU-wide operator registration has been mandatory since 31 December 2020 under Regulation (EU) 2019/947.
— U-space (Regulation (EU) 2021/664) enables services such as network identification and traffic information in designated airspace but is not yet universally deployed.
— The Commission’s proposed European Drone Defence Initiative targets initial capability from 2026, with fuller operation by 2027, pending member-state approval.

If adopted in its intended form, Belgium’s real-time network would aim to provide a continuous picture of drone activity across the Union, tightening the link between civil regulation and security response and offering a practical tool for countering hybrid threats without impeding legitimate operations.

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