diff --git a/anatomy/migrations/0023_exam_exam_open_access.py b/anatomy/migrations/0023_exam_exam_open_access.py
new file mode 100644
index 00000000..5f11a177
--- /dev/null
+++ b/anatomy/migrations/0023_exam_exam_open_access.py
@@ -0,0 +1,18 @@
+# Generated by Django 5.0.2 on 2024-10-14 11:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('anatomy', '0022_alter_exam_markers'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='exam_open_access',
+            field=models.BooleanField(default=False, help_text='Set to true if you want any registered user to be able to take the exam.'),
+        ),
+    ]
diff --git a/generic/forms.py b/generic/forms.py
index 9722af40..a280c8ea 100755
--- a/generic/forms.py
+++ b/generic/forms.py
@@ -128,6 +128,7 @@ class ExamFormMixin:
                 "open_access",
                 "authors_only",
                 "exam_mode",
+                "exam_open_access",
                 "include_history",
                 "active",
                 "publish_results",
@@ -192,6 +193,7 @@ class ExamFormMixin:
             "open_access",
             "authors_only",
             "exam_mode",
+            "exam_open_access",
             "include_history",
             "restrict_to_dates",
             "start_date",
diff --git a/generic/models.py b/generic/models.py
index edbbb17e..91b12377 100644
--- a/generic/models.py
+++ b/generic/models.py
@@ -696,6 +696,7 @@ class ExamOrCollectionGenericBase(models.Model, AuthorMixin):
         user_id: int | None = None,
         allow_authors: bool = True,
     ):
+        """Checks if a user (cid or otherwise) is allowed to access (and take) the exam"""
         print(f"Check cid user: {cid=}, {passcode=}, exam_id={self.pk}")
         if user is not None and user.is_superuser:
             return True
@@ -705,15 +706,19 @@ class ExamOrCollectionGenericBase(models.Model, AuthorMixin):
                 if self.author.filter(pk=user_id).exists():
                     return True
 
-        if not self.valid_cid_users.exists() and not self.valid_user_users.exists():
-            return False
-
         if cid is None and user_id is None:
             if user is not None:
                 user_id = user.id
             else:
                 return False
 
+        if self.exam_open_access and user_id is not None:
+            return True
+
+        if not self.valid_cid_users.exists() and not self.valid_user_users.exists():
+            return False
+
+
         # Start by checking if the logged in user can access
         if user_id is not None:
             if self.valid_user_users.filter(pk=user_id).exists():
@@ -852,6 +857,8 @@ class ExamBase(ExamOrCollectionGenericBase):
         default=False,
     )
 
+    exam_open_access = models.BooleanField(default=False, help_text="Set to true if you want any registered user to be able to take the exam.")
+
     # randomise_question_order = models.BooleanField(
     #    help_text="If an exam should randomise the order of questions in RTS.",
     # )
diff --git a/longs/migrations/0030_exam_exam_open_access.py b/longs/migrations/0030_exam_exam_open_access.py
new file mode 100644
index 00000000..0711f301
--- /dev/null
+++ b/longs/migrations/0030_exam_exam_open_access.py
@@ -0,0 +1,18 @@
+# Generated by Django 5.0.2 on 2024-10-14 11:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('longs', '0029_alter_exam_markers'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='exam_open_access',
+            field=models.BooleanField(default=False, help_text='Set to true if you want any registered user to be able to take the exam.'),
+        ),
+    ]
diff --git a/physics/migrations/0016_exam_exam_open_access.py b/physics/migrations/0016_exam_exam_open_access.py
new file mode 100644
index 00000000..c4535d4c
--- /dev/null
+++ b/physics/migrations/0016_exam_exam_open_access.py
@@ -0,0 +1,18 @@
+# Generated by Django 5.0.2 on 2024-10-14 11:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('physics', '0015_alter_exam_markers'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='exam_open_access',
+            field=models.BooleanField(default=False, help_text='Set to true if you want any registered user to be able to take the exam.'),
+        ),
+    ]
diff --git a/rapids/migrations/0014_exam_exam_open_access.py b/rapids/migrations/0014_exam_exam_open_access.py
new file mode 100644
index 00000000..14cd3555
--- /dev/null
+++ b/rapids/migrations/0014_exam_exam_open_access.py
@@ -0,0 +1,18 @@
+# Generated by Django 5.0.2 on 2024-10-14 11:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('rapids', '0013_alter_exam_markers'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='exam_open_access',
+            field=models.BooleanField(default=False, help_text='Set to true if you want any registered user to be able to take the exam.'),
+        ),
+    ]
diff --git a/sbas/migrations/0016_exam_exam_open_access.py b/sbas/migrations/0016_exam_exam_open_access.py
new file mode 100644
index 00000000..a8c87353
--- /dev/null
+++ b/sbas/migrations/0016_exam_exam_open_access.py
@@ -0,0 +1,18 @@
+# Generated by Django 5.0.2 on 2024-10-14 11:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('sbas', '0015_alter_exam_markers'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='exam',
+            name='exam_open_access',
+            field=models.BooleanField(default=False, help_text='Set to true if you want any registered user to be able to take the exam.'),
+        ),
+    ]