Relationship dossier

Belgium Switzerland

Relationship assessment

Belgium and Switzerland maintain cooperative ties supported by bilateral agreements and wider European cooperation.

Belgium toward Switzerland

+35

Belgian policy toward Switzerland includes cooperation under bilateral arrangements on taxation and social security. Belgium also engages Switzerland through European and multilateral frameworks.

Switzerland toward Belgium

+35

Swiss policy toward Belgium includes cooperation under bilateral arrangements on taxation and social security. Switzerland also engages Belgium through European and multilateral frameworks.

Overall relationship

+40

The relationship is underpinned by practical bilateral agreements, including arrangements concerning taxation and social security, alongside cooperation in wider European and multilateral settings. The available facts indicate sustained cooperation, while details of its scope and recent implementation remain unclear.

How to read these scores

Scores are rough judgments, not objective measurements or current verification. Directional scores describe government policy and conduct, not public opinion. The overall score is an independent estimate, never an average.

−100
Extreme sustained hostility
−50
Substantially adversarial
0
Mixed or neutral, supported by knowledge
+50
Substantially cooperative
+100
Exceptionally close sustained partnership

“Not assessed” means there is no recorded score. Pair existence makes no claim about diplomatic recognition or established relations.

Relationship context

Knowledge coverageLimited

Overview

Belgium and Switzerland maintain a cooperative relationship supported by bilateral arrangements, including agreements on taxation and social security. Their governments also cooperate through European and multilateral frameworks, though the scope and recent implementation of direct bilateral cooperation are unclear.

Key developments

Major uncertainties

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