diff --git a/migrations/Version20251215135758.php b/migrations/Version20251215135758.php
new file mode 100644
index 0000000..ec7d206
--- /dev/null
+++ b/migrations/Version20251215135758.php
@@ -0,0 +1,31 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+final class Version20251215135758 extends AbstractMigration
+{
+    public function getDescription(): string
+    {
+        return 'Add allow_overlapping_applications column to teamer table';
+    }
+
+    public function up(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE teamer ADD allow_overlapping_applications TINYINT(1) NOT NULL DEFAULT 0');
+    }
+
+    public function postUp(Schema $schema): void
+    {
+        $this->connection->executeStatement('UPDATE teamer SET allow_overlapping_applications = 0');
+    }
+
+    public function down(Schema $schema): void
+    {
+        $this->addSql('ALTER TABLE teamer DROP allow_overlapping_applications');
+    }
+}
diff --git a/src/Controller/Admin/Teamer/SkillsController.php b/src/Controller/Admin/Teamer/SkillsController.php
index c57bb94..1fbe788 100644
--- a/src/Controller/Admin/Teamer/SkillsController.php
+++ b/src/Controller/Admin/Teamer/SkillsController.php
@@ -7,6 +7,7 @@ use App\Repository\TrainingRepository;
 use Doctrine\ORM\EntityManagerInterface;
 use Psr\Log\LoggerInterface;
 use Symfony\Bundle\FrameworkBundle\Controller\AbstractController;
+use Symfony\Component\Form\Extension\Core\Type\CheckboxType;
 use Symfony\Component\Form\Extension\Core\Type\ChoiceType;
 use Symfony\Component\Form\FormInterface;
 use Symfony\Component\HttpFoundation\Request;
@@ -64,6 +65,10 @@ class SkillsController extends AbstractController
                     'Bestandsteamer' => Teamer::STATUS_EXISTING,
                 ],
             ])
+            ->add('allowOverlappingApplications', CheckboxType::class, [
+                'label' => 'Überlappende Bewerbungen erlauben',
+                'required' => false,
+            ])
             ->getForm();
     }
 }
diff --git a/src/Entity/Teamer.php b/src/Entity/Teamer.php
index e3fa4f2..f233d01 100644
--- a/src/Entity/Teamer.php
+++ b/src/Entity/Teamer.php
@@ -137,6 +137,9 @@ class Teamer implements TimestampableEntityInterface
     #[ORM\Column]
     private bool $viewed = false;
 
+    #[ORM\Column]
+    private bool $allowOverlappingApplications = false;
+
     public function __construct()
     {
         $this->uuid = Uuid::v4();
@@ -797,4 +800,16 @@ class Teamer implements TimestampableEntityInterface
 
         return $this;
     }
+
+    public function isAllowOverlappingApplications(): bool
+    {
+        return $this->allowOverlappingApplications;
+    }
+
+    public function setAllowOverlappingApplications(bool $allowOverlappingApplications): static
+    {
+        $this->allowOverlappingApplications = $allowOverlappingApplications;
+
+        return $this;
+    }
 }
diff --git a/src/EventListener/InvalidateApplicationsListener.php b/src/EventListener/InvalidateApplicationsListener.php
index a317191..47bb331 100644
--- a/src/EventListener/InvalidateApplicationsListener.php
+++ b/src/EventListener/InvalidateApplicationsListener.php
@@ -27,8 +27,13 @@ class InvalidateApplicationsListener
         }
 
         $disposition = $document->getDisposition();
-        $assignment = $disposition->getAssignment();
         $teamer = $disposition->getTeamer();
+
+        if (true === $teamer->isAllowOverlappingApplications()) {
+            return;
+        }
+
+        $assignment = $disposition->getAssignment();
         $period = $assignment->getEffectivePeriod();
 
         // Find other applications by this teamer with overlapping date ranges
diff --git a/src/Validator/Constraints/ApplicationValidator.php b/src/Validator/Constraints/ApplicationValidator.php
index 6091d95..c359757 100644
--- a/src/Validator/Constraints/ApplicationValidator.php
+++ b/src/Validator/Constraints/ApplicationValidator.php
@@ -19,6 +19,10 @@ class ApplicationValidator extends ConstraintValidator
 
         $teamer = $application->getTeamer();
 
+        if (true === $teamer->isAllowOverlappingApplications()) {
+            return;
+        }
+
         $assignment = $application->getAssignment();
         $destination = $assignment->getDestination();
 
diff --git a/templates/admin/teamer/skills.html.twig b/templates/admin/teamer/skills.html.twig
index a6d68d0..6184939 100644
--- a/templates/admin/teamer/skills.html.twig
+++ b/templates/admin/teamer/skills.html.twig
@@ -17,12 +17,15 @@
             </h2>
             <div class="pb-4">
                 {{ form_start(form) }}
-                <div class="flex items-center space-x-2">
+                <div class="pb-4">
                     {{ form_widget(form.status) }}
-                    <button type="submit" class="btn btn--small">
-                        Speichern
-                    </button>
                 </div>
+                <div class="pb-4">
+                    {{ form_row(form.allowOverlappingApplications) }}
+                </div>
+                <button type="submit" class="btn btn--small">
+                    Speichern
+                </button>
                 {{ form_rest(form) }}
                 {{ form_end(form) }}
             </div>