diff --git a/config-models/aether-2.1.x/files/yang/service-policy.yang b/config-models/aether-2.1.x/files/yang/service-policy.yang
index a0db158..fa83a38 100755
--- a/config-models/aether-2.1.x/files/yang/service-policy.yang
+++ b/config-models/aether-2.1.x/files/yang/service-policy.yang
@@ -23,6 +23,7 @@
         type string {
             length 1..32;
         }
+    description "The typedef for service-policy-id";
   }
 
   container service-policy {
@@ -61,15 +62,15 @@
         default 9;
         description
           "Evolved-ARP";
-      }      
+      }
 
       container ambr {
         leaf uplink {
           type uint32 {
             range 0..4294967295;
           }
-          default 0;
           units bps;
+          default 0;
           description
             "Upstream aggregate maximum bit rate";
         }
@@ -77,11 +78,12 @@
           type uint32 {
             range 0..4294967295;
           }
+	  units bps;
           default 0;
-          units bps;
           description
             "Downstream aggregate maximum bit rate";
-        }        
+        }
+        description "The container for ambr";
       }
 
       list rules {
@@ -99,7 +101,8 @@
           description
             "Enable or disable this service to use this rule";
         }
-      }       
+        description "The list for rules";
+      }
 
       leaf description {
         type string {
@@ -108,5 +111,5 @@
         description "description of this profile";
       }      
     }
-  } 
+  }
 }