diff --git a/src/Bundle/ChillMainBundle/Tests/Workflow/EventSubscriber/EntityWorkflowGuardSendExternalIfNoPublicViewTest.php b/src/Bundle/ChillMainBundle/Tests/Workflow/EventSubscriber/EntityWorkflowGuardSendExternalIfNoPublicViewTest.php
new file mode 100644
index 000000000..823c47725
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/Tests/Workflow/EventSubscriber/EntityWorkflowGuardSendExternalIfNoPublicViewTest.php
@@ -0,0 +1,106 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\MainBundle\Tests\Workflow\EventSubscriber;
+
+use Chill\MainBundle\Entity\Workflow\EntityWorkflow;
+use Chill\MainBundle\Workflow\EntityWorkflowHandlerInterface;
+use Chill\MainBundle\Workflow\EntityWorkflowManager;
+use Chill\MainBundle\Workflow\EntityWorkflowMarkingStore;
+use Chill\MainBundle\Workflow\EntityWorkflowWithPublicViewInterface;
+use Chill\MainBundle\Workflow\EventSubscriber\EntityWorkflowGuardSendExternalIfNoPublicView;
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\Workflow\DefinitionBuilder;
+use Symfony\Component\Workflow\Metadata\InMemoryMetadataStore;
+use Symfony\Component\Workflow\Registry;
+use Symfony\Component\Workflow\SupportStrategy\WorkflowSupportStrategyInterface;
+use Symfony\Component\Workflow\Transition;
+use Symfony\Component\Workflow\Workflow;
+
+/**
+ * @internal
+ *
+ * @coversNothing
+ */
+class EntityWorkflowGuardSendExternalIfNoPublicViewTest extends TestCase
+{
+    public function testGuardSendExternalIfNoStoredObjectWithNoStoredObject()
+    {
+        $entityWorkflow = new EntityWorkflow();
+        $entityWorkflow->setWorkflowName('dummy');
+
+        $handler = $this->createMock(EntityWorkflowHandlerInterface::class);
+        $handler->method('supports')->willReturn(true);
+
+        $registry = $this->buildRegistry($handler);
+
+        $workflow = $registry->get($entityWorkflow, $entityWorkflow->getWorkflowName());
+
+        self::assertFalse($workflow->can($entityWorkflow, 'to_send_external'));
+        self::assertTrue($workflow->can($entityWorkflow, 'to_other'));
+    }
+
+    public function testGuardSendExternalIfNoStoredObjectWithStoredObject()
+    {
+        $entityWorkflow = new EntityWorkflow();
+        $entityWorkflow->setWorkflowName('dummy');
+
+        $handler = $this->createMockForIntersectionOfInterfaces(
+            [EntityWorkflowHandlerInterface::class, EntityWorkflowWithPublicViewInterface::class]
+        );
+        $handler->method('supports')->willReturn(true);
+
+        $registry = $this->buildRegistry($handler);
+
+        $workflow = $registry->get($entityWorkflow, $entityWorkflow->getWorkflowName());
+
+        self::assertTrue($workflow->can($entityWorkflow, 'to_send_external'));
+        self::assertTrue($workflow->can($entityWorkflow, 'to_other'));
+    }
+
+    private function buildRegistry(EntityWorkflowHandlerInterface $handler): Registry
+    {
+        $builder = new DefinitionBuilder();
+
+        $builder->addPlace('initial');
+        $builder->addPlace('send_external');
+        $builder->addPlace('other');
+        $builder->addTransition(new Transition('to_send_external', 'initial', 'send_external'));
+        $builder->addTransition(new Transition('to_other', 'initial', 'other'));
+        $builder->setMetadataStore(
+            new InMemoryMetadataStore(
+                placesMetadata: [
+                    'send_external' => [
+                        'isSentExternal' => true,
+                    ],
+                ]
+            )
+        );
+        $definition = $builder->build();
+        $workflow = new Workflow($definition, new EntityWorkflowMarkingStore(), $eventDispatcher = new EventDispatcher(), 'dummy');
+        $registry = new Registry();
+        $registry->addWorkflow($workflow, new class () implements WorkflowSupportStrategyInterface {
+            public function supports(\Symfony\Component\Workflow\WorkflowInterface $workflow, object $subject): bool
+            {
+                return true;
+            }
+        });
+
+        $eventSubscriber = new EntityWorkflowGuardSendExternalIfNoPublicView(
+            $registry,
+            new EntityWorkflowManager([$handler], $registry)
+        );
+        $eventDispatcher->addSubscriber($eventSubscriber);
+
+        return $registry;
+    }
+}
diff --git a/src/Bundle/ChillMainBundle/Workflow/EventSubscriber/EntityWorkflowGuardSendExternalIfNoPublicView.php b/src/Bundle/ChillMainBundle/Workflow/EventSubscriber/EntityWorkflowGuardSendExternalIfNoPublicView.php
new file mode 100644
index 000000000..558d7b0ab
--- /dev/null
+++ b/src/Bundle/ChillMainBundle/Workflow/EventSubscriber/EntityWorkflowGuardSendExternalIfNoPublicView.php
@@ -0,0 +1,57 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * Chill is a software for social workers
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Chill\MainBundle\Workflow\EventSubscriber;
+
+use Chill\MainBundle\Entity\Workflow\EntityWorkflow;
+use Chill\MainBundle\Workflow\EntityWorkflowManager;
+use Chill\MainBundle\Workflow\EntityWorkflowWithPublicViewInterface;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Component\Workflow\Event\GuardEvent;
+use Symfony\Component\Workflow\Registry;
+use Symfony\Component\Workflow\TransitionBlocker;
+
+final readonly class EntityWorkflowGuardSendExternalIfNoPublicView implements EventSubscriberInterface
+{
+    public function __construct(private Registry $registry, private EntityWorkflowManager $entityWorkflowManager) {}
+
+    public static function getSubscribedEvents()
+    {
+        return ['workflow.guard' => [
+            ['guardSendExternalIfNoStoredObject', 0],
+        ]];
+    }
+
+    public function guardSendExternalIfNoStoredObject(GuardEvent $event)
+    {
+        $entityWorkflow = $event->getSubject();
+        if (!$entityWorkflow instanceof EntityWorkflow) {
+            return;
+        }
+
+        $workflow = $this->registry->get($entityWorkflow, $entityWorkflow->getWorkflowName());
+
+        foreach ($event->getTransition()->getTos() as $to) {
+            $metadata = $workflow->getMetadataStore()->getPlaceMetadata($to);
+            if (true === ($metadata['isSentExternal'] ?? false)
+                && !$this->entityWorkflowManager->getHandler($entityWorkflow) instanceof EntityWorkflowWithPublicViewInterface) {
+                $event->addTransitionBlocker(
+                    new TransitionBlocker(
+                        'No document associated with this entityWorkflow, not able to send external',
+                        'a95e57d8-9136-11ef-a208-43b111cfc66d'
+                    )
+                );
+
+                return;
+            }
+        }
+    }
+}