diff --git a/app/Form/Models/Form.php b/app/Form/Models/Form.php
index 7ef62e47..627b594e 100644
--- a/app/Form/Models/Form.php
+++ b/app/Form/Models/Form.php
@@ -192,6 +192,10 @@ class Form extends Model implements HasMedia
 
     public function canRegister(): bool
     {
+        if (!$this->is_active) {
+            return false;
+        }
+
         if ($this->registration_from && $this->registration_from->gt(now())) {
             return false;
         }
diff --git a/tests/Feature/Form/FormRegisterActionTest.php b/tests/Feature/Form/FormRegisterActionTest.php
index 884ed0d4..a62f0e30 100644
--- a/tests/Feature/Form/FormRegisterActionTest.php
+++ b/tests/Feature/Form/FormRegisterActionTest.php
@@ -270,6 +270,14 @@ it('testItSavesParticipantAsModel', function () {
     $this->assertEquals('Abraham', $participants->first()->data['spitzname']);
 });
 
+
+it('cannot register when event is inactive', function () {
+    $this->login()->loginNami();
+    $form = Form::factory()->isActive(false)->create();
+
+    $this->register($form, [])->assertJsonValidationErrors(['event' => 'Anmeldung zzt nicht möglich.']);
+});
+
 it('testItCannotRegisterWhenRegistrationFromReached', function () {
     $this->login()->loginNami();
     $form = Form::factory()->registrationFrom(now()->addDay())->create();