diff --git a/adminpage/api/crud/crud_training.py b/adminpage/api/crud/crud_training.py
index cffa0af5..4f32a629 100644
--- a/adminpage/api/crud/crud_training.py
+++ b/adminpage/api/crud/crud_training.py
@@ -74,7 +74,6 @@ def can_check_in(
     )
     free_places = training.group.capacity - training.checkins.count()
     allowed_medical_groups = training.group.allowed_medical_groups.all()
-    allowed_students = training.group.allowed_students.all()
 
     # All conditions must be True for the student to be able to check in.
     result = (
@@ -82,7 +81,7 @@ def can_check_in(
         training.start < (time_now + _week_delta) and time_now < training.end and
         (total_hours + training.academic_duration) <= 4 and
         (same_type_hours + training.academic_duration) <= 2 and
-        (student.medical_group in allowed_medical_groups or student in allowed_students) and
+        student.medical_group in allowed_medical_groups and
         training.group.allowed_gender in (student.gender, -1)
     )
 
diff --git a/adminpage/sport/admin/groupAdmin.py b/adminpage/sport/admin/groupAdmin.py
index 287e3b7a..afd0b476 100644
--- a/adminpage/sport/admin/groupAdmin.py
+++ b/adminpage/sport/admin/groupAdmin.py
@@ -91,7 +91,6 @@ class GroupAdmin(DefaultFilterMixIn):
         "sport",
         # "trainer",
         'trainers',
-        'allowed_students',
     )
 
     list_filter = (
@@ -129,7 +128,6 @@ class GroupAdmin(DefaultFilterMixIn):
         "trainers",
         "allowed_medical_groups",
         "allowed_gender",
-        "allowed_students",
     )
 
     def get_changeform_initial_data(self, request):
diff --git a/adminpage/sport/migrations/0124_group_allowed_students.py b/adminpage/sport/migrations/0124_group_allowed_students.py
deleted file mode 100644
index 58fcb462..00000000
--- a/adminpage/sport/migrations/0124_group_allowed_students.py
+++ /dev/null
@@ -1,18 +0,0 @@
-# Generated by Django 5.1.3 on 2025-01-14 14:29
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('sport', '0123_auto_20230205_1938'),
-    ]
-
-    operations = [
-        migrations.AddField(
-            model_name='group',
-            name='allowed_students',
-            field=models.ManyToManyField(related_name='allowed_groups', to='sport.student'),
-        ),
-    ]
diff --git a/adminpage/sport/migrations/0125_alter_group_allowed_students.py b/adminpage/sport/migrations/0125_alter_group_allowed_students.py
deleted file mode 100644
index ab7150fd..00000000
--- a/adminpage/sport/migrations/0125_alter_group_allowed_students.py
+++ /dev/null
@@ -1,18 +0,0 @@
-# Generated by Django 5.1.3 on 2025-01-14 18:30
-
-from django.db import migrations, models
-
-
-class Migration(migrations.Migration):
-
-    dependencies = [
-        ('sport', '0124_group_allowed_students'),
-    ]
-
-    operations = [
-        migrations.AlterField(
-            model_name='group',
-            name='allowed_students',
-            field=models.ManyToManyField(blank=True, related_name='allowed_groups', to='sport.student'),
-        ),
-    ]
diff --git a/adminpage/sport/models/group.py b/adminpage/sport/models/group.py
index a410bc64..35b0b7d0 100644
--- a/adminpage/sport/models/group.py
+++ b/adminpage/sport/models/group.py
@@ -26,7 +26,6 @@ class Group(models.Model):
         default=-1,
         verbose_name="Is a QR required?"
     )
-    allowed_students = models.ManyToManyField('Student', related_name='allowed_groups', blank=True)
 
     class Meta:
         db_table = "group"