diff --git a/src/spiffworkflow_backend/models/permission_target.py b/src/spiffworkflow_backend/models/permission_target.py
index 0e576cf8..6911ecb4 100644
--- a/src/spiffworkflow_backend/models/permission_target.py
+++ b/src/spiffworkflow_backend/models/permission_target.py
@@ -1,4 +1,7 @@
 """PermissionTarget."""
+import re
+from typing import Any
+from sqlalchemy.orm import validates
 from flask_bpmn.models.db import db
 from flask_bpmn.models.db import SpiffworkflowBaseDBModel
 
@@ -9,6 +12,9 @@ from flask_bpmn.models.db import SpiffworkflowBaseDBModel
 # from spiffworkflow_backend.models.process_model import ProcessModel
 
 
+class InvalidPermissionTargetUri(Exception):
+    pass
+
 class PermissionTargetModel(SpiffworkflowBaseDBModel):
     """PermissionTargetModel."""
 
@@ -24,3 +30,11 @@ class PermissionTargetModel(SpiffworkflowBaseDBModel):
     # process_group_id = db.Column(ForeignKey(ProcessGroupModel.id), nullable=True)  # type: ignore
     # process_model_identifier = db.Column(ForeignKey(ProcessModel.id), nullable=True)  # type: ignore
     # process_instance_id = db.Column(ForeignKey(ProcessInstanceModel.id), nullable=True)  # type: ignore
+
+    @validates("uri")
+    def validate_uri(self, key: str, value: str) -> str:
+        if re.search(r"\*.", value):
+            raise InvalidPermissionTargetUri(
+                f"Invalid Permission Target Uri: {value}"
+            )
+        return value
diff --git a/src/spiffworkflow_backend/services/authorization_service.py b/src/spiffworkflow_backend/services/authorization_service.py
index 0209e3f9..a439f470 100644
--- a/src/spiffworkflow_backend/services/authorization_service.py
+++ b/src/spiffworkflow_backend/services/authorization_service.py
@@ -1,6 +1,9 @@
 """Authorization_service."""
+import re
 from typing import Union
 
+from sqlalchemy import text
+
 import jwt
 from flask import current_app
 from flask_bpmn.api.api_error import ApiError
@@ -21,13 +24,14 @@ class AuthorizationService:
     ) -> bool:
         """Has_permission."""
         principal_ids = [p.id for p in principals]
+
         permission_assignments = (
             PermissionAssignmentModel.query.filter(
                 PermissionAssignmentModel.principal_id.in_(principal_ids)
             )
             .filter_by(permission=permission)
             .join(PermissionTargetModel)
-            .filter_by(uri=target_uri)
+            .filter(text(f"'{target_uri}' LIKE `permission_target`.`uri`"))
             .all()
         )
 
diff --git a/tests/spiffworkflow_backend/unit/test_permission_target.py b/tests/spiffworkflow_backend/unit/test_permission_target.py
new file mode 100644
index 00000000..d21ac799
--- /dev/null
+++ b/tests/spiffworkflow_backend/unit/test_permission_target.py
@@ -0,0 +1,27 @@
+"""Process Model."""
+import pytest
+from flask.app import Flask
+from flask_bpmn.models.db import db
+from tests.spiffworkflow_backend.helpers.base_test import BaseTest
+
+from spiffworkflow_backend.models.permission_target import InvalidPermissionTargetUri, PermissionTargetModel
+
+
+class TestPermissionTarget(BaseTest):
+
+    def test_asterisk_must_go_at_the_end_of_uri(
+        self, app: Flask, with_db_and_bpmn_file_cleanup: None
+    ) -> None:
+        permission_target = PermissionTargetModel(uri="/test_group/*")
+        db.session.add(permission_target)
+        db.session.commit()
+
+        permission_target = PermissionTargetModel(uri="/test_group")
+        db.session.add(permission_target)
+        db.session.commit()
+
+        with pytest.raises(InvalidPermissionTargetUri) as exception:
+            PermissionTargetModel(uri="/test_group/*/model")
+        assert (
+            str(exception.value) == "Invalid Permission Target Uri: /test_group/*/model"
+        )
diff --git a/tests/spiffworkflow_backend/unit/test_permissions.py b/tests/spiffworkflow_backend/unit/test_permissions.py
index b3a31989..22937f77 100644
--- a/tests/spiffworkflow_backend/unit/test_permissions.py
+++ b/tests/spiffworkflow_backend/unit/test_permissions.py
@@ -90,7 +90,6 @@ class TestPermissions(BaseTest):
     def test_user_can_be_granted_access_through_a_group(
         self, app: Flask, with_db_and_bpmn_file_cleanup: None
     ) -> None:
-        """Test_group_a_admin_needs_to_stay_away_from_group_b."""
         process_group_ids = ["group-a", "group-b"]
         process_group_a_id = process_group_ids[0]
         process_group_ids[1]
@@ -129,3 +128,42 @@ class TestPermissions(BaseTest):
             target_uri=f"/{process_group_a_id}",
         )
         assert has_permission_to_a is True
+
+    def test_user_can_be_read_models_with_global_permission(
+        self, app: Flask, with_db_and_bpmn_file_cleanup: None
+    ) -> None:
+        process_group_ids = ["group-a", "group-b"]
+        process_group_a_id = process_group_ids[0]
+        process_group_b_id = process_group_ids[1]
+        for process_group_id in process_group_ids:
+            load_test_spec(
+                "timers_intermediate_catch_event",
+                process_group_id=process_group_id,
+            )
+        group_a_admin = self.find_or_create_user()
+
+        permission_target = PermissionTargetModel(uri=f"/%")
+        db.session.add(permission_target)
+        db.session.commit()
+
+        permission_assignment = PermissionAssignmentModel(
+            permission_target_id=permission_target.id,
+            principal_id=group_a_admin.principal.id,
+            permission="update",
+            grant_type="permit",
+        )
+        db.session.add(permission_assignment)
+        db.session.commit()
+
+        has_permission_to_a = AuthorizationService.user_has_permission(
+            user=group_a_admin,
+            permission="update",
+            target_uri=f"/{process_group_a_id}",
+        )
+        assert has_permission_to_a is True
+        has_permission_to_b = AuthorizationService.user_has_permission(
+            user=group_a_admin,
+            permission="update",
+            target_uri=f"/{process_group_b_id}",
+        )
+        assert has_permission_to_b is True