diff --git a/CHANGELOG.adoc b/CHANGELOG.adoc
index e117ebc887..1527d79723 100644
--- a/CHANGELOG.adoc
+++ b/CHANGELOG.adoc
@@ -105,6 +105,7 @@ The implemented fix does not allow to evaluate an AQL expression, but only to re
 - https://github.com/eclipse-sirius/sirius-web/issues/3217[#3217] [diagram] Prevent helper lines to be displayed on moving a pinned node
 - https://github.com/eclipse-sirius/sirius-web/issues/3215[#3215] [vscode] Fix an issue where it was impossible to delete elements on a diagram from the VSCode extension.
 - https://github.com/eclipse-sirius/sirius-web/issues/3208[#3208] [form] Fix an issue with splitbutton default style in form editor
+- https://github.com/eclipse-sirius/sirius-web/issues/3206[#3206] [diagram] Fix an issue where precondition on tool was not respected during palette creation
 
 === New Features
 
diff --git a/packages/view/backend/sirius-components-view-emf/src/main/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProvider.java b/packages/view/backend/sirius-components-view-emf/src/main/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProvider.java
index 16a9a703ef..d63a7c4f55 100644
--- a/packages/view/backend/sirius-components-view-emf/src/main/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProvider.java
+++ b/packages/view/backend/sirius-components-view-emf/src/main/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProvider.java
@@ -171,7 +171,10 @@ private ToolSection createToolSection(DiagramToolSection toolSection, VariableMa
         return ToolSection.newToolSection(toolSelectionId)
                 .label(toolSection.getName())
                 .iconURL(List.of())
-                .tools(toolSection.getNodeTools().stream().map(tool -> this.createDiagramRootNodeTool(tool, variableManager, interpreter)).toList())
+                .tools(toolSection.getNodeTools().stream()
+                        .filter(tool -> this.checkPrecondition(tool, variableManager, interpreter))
+                        .map(tool -> this.createDiagramRootNodeTool(tool, variableManager, interpreter))
+                        .toList())
                 .build();
     }
 
@@ -287,7 +290,10 @@ protected Palette getEdgePalette(IEditingContext editingContext, EdgeDescription
                         .toList());
                 toolSections.addAll(extraToolSections);
                 edgePalette = Palette.newPalette(edgePaletteId)
-                        .tools(toolFinder.findNodeTools(viewEdgeDescription).stream().map(tool -> this.createNodeTool(tool, variableManager, interpreter)).toList())
+                        .tools(toolFinder.findNodeTools(viewEdgeDescription).stream()
+                                .filter(tool -> this.checkPrecondition(tool, variableManager, interpreter))
+                                .map(tool -> this.createNodeTool(tool, variableManager, interpreter))
+                                .toList())
                         .toolSections(toolSections)
                         .build();
 
diff --git a/packages/view/backend/sirius-components-view-emf/src/test/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProviderTests.java b/packages/view/backend/sirius-components-view-emf/src/test/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProviderTests.java
index fe4657f707..3095e2aa20 100644
--- a/packages/view/backend/sirius-components-view-emf/src/test/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProviderTests.java
+++ b/packages/view/backend/sirius-components-view-emf/src/test/java/org/eclipse/sirius/components/view/emf/diagram/ViewPaletteProviderTests.java
@@ -59,12 +59,17 @@
  */
 public class ViewPaletteProviderTests {
 
+    public static final String PRECONDITION_EXPRESSION_FALSE = "false";
+
     private static EdgeDescription getEdgeDescription() {
         EdgeDescription edgeDescription = DiagramFactory.eINSTANCE.createEdgeDescription();
         EdgePalette edgePalette = DiagramFactory.eINSTANCE.createEdgePalette();
         edgeDescription.setPalette(edgePalette);
         NodeTool nodeTool = DiagramFactory.eINSTANCE.createNodeTool();
         edgePalette.getNodeTools().add(nodeTool);
+        NodeTool nodeToolWithFalsePrecondition = DiagramFactory.eINSTANCE.createNodeTool();
+        nodeToolWithFalsePrecondition.setPreconditionExpression(PRECONDITION_EXPRESSION_FALSE);
+        edgePalette.getNodeTools().add(nodeToolWithFalsePrecondition);
         EdgeToolSection toolSection = DiagramFactory.eINSTANCE.createEdgeToolSection();
         edgePalette.getToolSections().add(toolSection);
         NodeTool nodeToolInToolSection = DiagramFactory.eINSTANCE.createNodeTool();
@@ -77,9 +82,15 @@ private static org.eclipse.sirius.components.view.diagram.NodeDescription getNod
         NodePalette nodePalette = DiagramFactory.eINSTANCE.createNodePalette();
         nodeDescription.setPalette(nodePalette);
         NodeTool nodeTool = DiagramFactory.eINSTANCE.createNodeTool();
+        NodeTool nodeToolWithFalsePrecondition = DiagramFactory.eINSTANCE.createNodeTool();
+        nodeToolWithFalsePrecondition.setPreconditionExpression(PRECONDITION_EXPRESSION_FALSE);
         EdgeTool edgeTool = DiagramFactory.eINSTANCE.createEdgeTool();
+        EdgeTool edgeToolWithFalsePrecondition = DiagramFactory.eINSTANCE.createEdgeTool();
+        edgeToolWithFalsePrecondition.setPreconditionExpression(PRECONDITION_EXPRESSION_FALSE);
         nodePalette.getNodeTools().add(nodeTool);
         nodePalette.getEdgeTools().add(edgeTool);
+        nodePalette.getNodeTools().add(nodeToolWithFalsePrecondition);
+        nodePalette.getEdgeTools().add(edgeToolWithFalsePrecondition);
         NodeToolSection toolSection = DiagramFactory.eINSTANCE.createNodeToolSection();
         nodePalette.getToolSections().add(toolSection);
         NodeTool nodeToolInToolSection = DiagramFactory.eINSTANCE.createNodeTool();
@@ -95,6 +106,9 @@ private static org.eclipse.sirius.components.view.diagram.DiagramDescription get
         diagramDescription.setPalette(diagramPalette);
         NodeTool nodeTool = DiagramFactory.eINSTANCE.createNodeTool();
         diagramPalette.getNodeTools().add(nodeTool);
+        NodeTool nodeToolWithFalsePrecondition = DiagramFactory.eINSTANCE.createNodeTool();
+        nodeToolWithFalsePrecondition.setPreconditionExpression(PRECONDITION_EXPRESSION_FALSE);
+        diagramPalette.getNodeTools().add(nodeToolWithFalsePrecondition);
         DiagramToolSection diagramToolSection = DiagramFactory.eINSTANCE.createDiagramToolSection();
         diagramPalette.getToolSections().add(diagramToolSection);
         NodeTool nodeToolInToolSection = DiagramFactory.eINSTANCE.createNodeTool();