diff --git a/odins_spear/scripter.py b/odins_spear/scripter.py
index e2b6c44..6c6fab2 100644
--- a/odins_spear/scripter.py
+++ b/odins_spear/scripter.py
@@ -160,6 +160,9 @@ def service_provider_trunking_capacity(self, service_provider_id: str):
         This will show the totals at each level from SP/ ENT to Group to Trunk Groups located in Groups. 
         At each level Max Active Calls and Bursting Max Active calls are detailed and then differences at 
         calculated.
+        
+        Raises: 
+            OSServiceNotAssigned: Raises when the SP/ Ent does not have the service 'Trunk Group' assigned. 
 
         Args:
             service_provider_id (str): Target Service Provider ID/ Enterprise ID that you would like the \
diff --git a/odins_spear/scripts/service_provider_trunking_capacity.py b/odins_spear/scripts/service_provider_trunking_capacity.py
index 8183177..97567d4 100644
--- a/odins_spear/scripts/service_provider_trunking_capacity.py
+++ b/odins_spear/scripts/service_provider_trunking_capacity.py
@@ -10,6 +10,9 @@ def main(api: object, service_provider_id: str):
     At each level Max Active Calls and Bursting Max Active calls are detailed and then differences at 
     calculated.
 
+    Raises: 
+        OSServiceNotAssigned: Raises when the SP/ Ent does not have the service 'Trunk Group' assigned. 
+
     Args:
         service_provider_id (str): Target Service Provider ID/ Enterprise ID that you would like the \
             Trunk Call Capacity breakdown.