diff --git a/monitoring/mock_uss/scd_injection/routes_injection.py b/monitoring/mock_uss/scd_injection/routes_injection.py
index edf9ca71d5..69c38bfbc4 100644
--- a/monitoring/mock_uss/scd_injection/routes_injection.py
+++ b/monitoring/mock_uss/scd_injection/routes_injection.py
@@ -178,6 +178,16 @@ def unsuccessful(
     except PlanningError as e:
         return unsuccessful(PlanningActivityResult.Rejected, str(e))
 
+    if not locality.uses_cmsa():
+        if new_flight.op_intent.reference.state in [
+            scd_api.OperationalIntentState.Nonconforming,
+            scd_api.OperationalIntentState.Contingent,
+        ]:
+            return unsuccessful(
+                PlanningActivityResult.NotSupported,
+                f"The current locality {locality} does not support CMSA, flight cannot transition to {new_flight.op_intent.reference.state}",
+            )
+
     step_name = "performing unknown operation"
     notes: str | None = None
     try:
diff --git a/monitoring/monitorlib/locality.py b/monitoring/monitorlib/locality.py
index a3b3fafb50..f22e1c771f 100644
--- a/monitoring/monitorlib/locality.py
+++ b/monitoring/monitorlib/locality.py
@@ -37,6 +37,11 @@ def highest_priority(self) -> int:
         """Returns the highest priority level for ASTM F3548-21 defined by the regulator of this locality"""
         raise NotImplementedError(Locality._NOT_IMPLEMENTED_MSG)
 
+    @abstractmethod
+    def uses_cmsa(self) -> bool:
+        """Return true if the ecosystem supports CMSA operations"""
+        raise NotImplementedError(Locality._NOT_IMPLEMENTED_MSG)
+
     def __str__(self):
         return self.__class__.__name__
 
@@ -69,6 +74,9 @@ def lowest_bound_priority(self) -> int:
     def highest_priority(self) -> int:
         return 100
 
+    def uses_cmsa(self) -> bool:
+        return True
+
 
 class UnitedStatesIndustryCollaboration(Locality):
     @classmethod
@@ -86,3 +94,6 @@ def lowest_bound_priority(self) -> int:
 
     def highest_priority(self) -> int:
         return 100
+
+    def uses_cmsa(self) -> bool:
+        return False