diff --git a/code/API_definitions/CAMARA Mobile Device Identifier API.yaml b/code/API_definitions/CAMARA Mobile Device Identifier API.yaml
index 34d3a64..7f22a0d 100644
--- a/code/API_definitions/CAMARA Mobile Device Identifier API.yaml	
+++ b/code/API_definitions/CAMARA Mobile Device Identifier API.yaml	
@@ -139,6 +139,10 @@ servers:
         default: https://localhost:443
         description: API root, to be defined by the service provider
 
+tags:
+  - name: Get Device Identifiers
+    description: Retrieve details about the device being used by a mobile subscriber
+
 paths:
   "/retrieve-identifier":
     post: