diff --git a/core/integration/ddsched/protos/ddsched.pb.go b/core/integration/ddsched/protos/ddsched.pb.go
index b6b7237f7..8aad9cd3c 100644
--- a/core/integration/ddsched/protos/ddsched.pb.go
+++ b/core/integration/ddsched/protos/ddsched.pb.go
@@ -32,34 +32,37 @@ const _ = proto.ProtoPackageIsVersion4
 type PartitionState int32
 
 const (
-	PartitionState___IGNORE                  PartitionState = 0
+	PartitionState_IGNORE__                  PartitionState = 0
 	PartitionState_PARTITION_UNKNOWN         PartitionState = 1 // Partition not known to DataDistControl. Initialize by calling PartitionInitialize()
 	PartitionState_PARTITION_ERROR           PartitionState = 2
 	PartitionState_PARTITION_REQUEST_INVALID PartitionState = 3 // Provided configuration does not meet requirements or the request is not accepted at the current state.
 	PartitionState_PARTITION_CONFIGURING     PartitionState = 4 // Configuration accepted, waiting on FLP and EPN DD components to respond and connect.
 	PartitionState_PARTITION_CONFIGURED      PartitionState = 5 // All components configured, ready for dataflow commands
-	PartitionState_PARTITION_TERMINATING     PartitionState = 6 // Partition is terminating. EPN-FLP connections are cleanly terminated.
+	PartitionState_PARTITION_TERMINATING     PartitionState = 6 // Partition is terminating. EPN-FLP connections will be cleanly closed.
+	PartitionState_PARTITION_TERMINATED      PartitionState = 7 // Partition is terminated. TfScheduler does not accept further requests
 )
 
 // Enum value maps for PartitionState.
 var (
 	PartitionState_name = map[int32]string{
-		0: "__IGNORE",
+		0: "IGNORE__",
 		1: "PARTITION_UNKNOWN",
 		2: "PARTITION_ERROR",
 		3: "PARTITION_REQUEST_INVALID",
 		4: "PARTITION_CONFIGURING",
 		5: "PARTITION_CONFIGURED",
 		6: "PARTITION_TERMINATING",
+		7: "PARTITION_TERMINATED",
 	}
 	PartitionState_value = map[string]int32{
-		"__IGNORE":                  0,
+		"IGNORE__":                  0,
 		"PARTITION_UNKNOWN":         1,
 		"PARTITION_ERROR":           2,
 		"PARTITION_REQUEST_INVALID": 3,
 		"PARTITION_CONFIGURING":     4,
 		"PARTITION_CONFIGURED":      5,
 		"PARTITION_TERMINATING":     6,
+		"PARTITION_TERMINATED":      7,
 	}
 )
 
@@ -191,7 +194,7 @@ func (x *PartitionResponse) GetPartitionState() PartitionState {
 	if x != nil {
 		return x.PartitionState
 	}
-	return PartitionState___IGNORE
+	return PartitionState_IGNORE__
 }
 
 func (x *PartitionResponse) GetInfoMessage() string {
@@ -375,9 +378,9 @@ var file_protos_ddsched_proto_rawDesc = []byte{
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@@ -387,32 +390,34 @@ var file_protos_ddsched_proto_rawDesc = []byte{
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 }
 
 var (
diff --git a/core/integration/ddsched/protos/ddsched.proto b/core/integration/ddsched/protos/ddsched.proto
index bc0e0b1d9..f5d82dc04 100644
--- a/core/integration/ddsched/protos/ddsched.proto
+++ b/core/integration/ddsched/protos/ddsched.proto
@@ -25,7 +25,8 @@ message PartitionInfo {
 }
 
 enum PartitionState {
-  __IGNORE = 0;
+  IGNORE__ = 0;
+
   PARTITION_UNKNOWN = 1;
   // Partition not known to DataDistControl. Initialize by calling PartitionInitialize()
 
@@ -43,7 +44,10 @@ enum PartitionState {
   // All components configured, ready for dataflow commands
 
   PARTITION_TERMINATING = 6;
-  // Partition is terminating. EPN-FLP connections are cleanly terminated.
+  // Partition is terminating. EPN-FLP connections will be cleanly closed.
+
+  PARTITION_TERMINATED = 7;
+  // Partition is terminated. TfScheduler does not accept further requests
 }