diff --git a/prefix/__init__.py b/prefix/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/prefix/admin.py b/prefix/admin.py
new file mode 100644
index 00000000..14176112
--- /dev/null
+++ b/prefix/admin.py
@@ -0,0 +1,7 @@
+"""Prefix Admin Pannel
+"""
+
+from django.contrib import admin
+from prefix.models import Prefix
+
+admin.site.register(Prefix)
\ No newline at end of file
diff --git a/prefix/apis.py b/prefix/apis.py
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index 00000000..e69de29b
diff --git a/prefix/apps.py b/prefix/apps.py
new file mode 100644
index 00000000..e69de29b
diff --git a/prefix/migrations/__init__.py b/prefix/migrations/__init__.py
new file mode 100644
index 00000000..e69de29b
diff --git a/prefix/models.py b/prefix/models.py
new file mode 100644
index 00000000..c40dd5af
--- /dev/null
+++ b/prefix/models.py
@@ -0,0 +1,18 @@
+from django.db import models
+from django.contrib.auth.models import Group, User
+from django.utils import timezone
+
+class Prefix(models.Model):
+    """
+    """
+
+    prefix = models.CharField(primary_key=True, max_length=5)
+    certifying_key = models.TextField(blank=True, null=True)
+    created = models.DateTimeField(default=timezone.now, blank=True, null=True)
+    description = models.TextField(blank=True, null=True)
+    owner = models.ForeignKey(User, on_delete=models.CASCADE, to_field="username")
+    authorized_groups = models.ManyToManyField(Group, blank=True, related_name='authorized_prefix')
+
+    def __str__(self):
+        """String for representing the BCO model (in Admin site etc.)."""
+        return f"{self.prefix}"
\ No newline at end of file
diff --git a/prefix/selectors.py b/prefix/selectors.py
new file mode 100644
index 00000000..07c0d64c
--- /dev/null
+++ b/prefix/selectors.py
@@ -0,0 +1,7 @@
+
+
+def is_accessible_by(self, user):
+    """If no authorized_groups are specified, it's accessible by everyone"""
+    if self.authorized_users.exists():
+        return self.authorized_users.filter(id=user.id).exists()
+    return True
\ No newline at end of file
diff --git a/prefix/services.py b/prefix/services.py
new file mode 100644
index 00000000..e69de29b
diff --git a/prefix/urls.py b/prefix/urls.py
new file mode 100644
index 00000000..14176112
--- /dev/null
+++ b/prefix/urls.py
@@ -0,0 +1,7 @@
+"""Prefix Admin Pannel
+"""
+
+from django.contrib import admin
+from prefix.models import Prefix
+
+admin.site.register(Prefix)
\ No newline at end of file