diff --git a/zerver/models.py b/zerver/models.py
index 3c4ae80e92..a9c880abc4 100644
--- a/zerver/models.py
+++ b/zerver/models.py
@@ -1542,9 +1542,6 @@ class UserProfile(AbstractBaseUser, PermissionsMixin):
     def can_access_public_streams(self) -> bool:
         return not (self.is_guest or self.realm.is_zephyr_mirror_realm)
 
-    def can_access_all_realm_members(self) -> bool:
-        return not (self.realm.is_zephyr_mirror_realm or self.is_guest)
-
     def major_tos_version(self) -> int:
         if self.tos_version is not None:
             return int(self.tos_version.split(".")[0])
diff --git a/zerver/tests/test_users.py b/zerver/tests/test_users.py
index 30f1b2dc57..040fd7bbc5 100644
--- a/zerver/tests/test_users.py
+++ b/zerver/tests/test_users.py
@@ -438,7 +438,6 @@ class PermissionTest(ZulipTestCase):
 
         hamlet = self.example_user("hamlet")
         self.assertTrue(hamlet.is_guest)
-        self.assertFalse(hamlet.can_access_all_realm_members())
         person = events[0]["event"]["person"]
         self.assertEqual(person["user_id"], hamlet.id)
         self.assertTrue(person["role"], UserProfile.ROLE_GUEST)