diff --git a/VERSION b/VERSION
index c5106e6..7636e75 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-4.0.4
+4.0.5
diff --git a/go/common/common.pb.go b/go/common/common.pb.go
index c476a08..0956330 100644
--- a/go/common/common.pb.go
+++ b/go/common/common.pb.go
@@ -57,10 +57,6 @@
 	AdminState_DISABLED AdminState_Types = 3
 	// The device is in the state of image download
 	AdminState_DOWNLOADING_IMAGE AdminState_Types = 4
-	// The device is marked to be deleted
-	AdminState_DELETED AdminState_Types = 5
-	// The device is marked to be in deleting state
-	AdminState_DELETING AdminState_Types = 6
 )
 
 var AdminState_Types_name = map[int32]string{
@@ -69,8 +65,6 @@
 	2: "ENABLED",
 	3: "DISABLED",
 	4: "DOWNLOADING_IMAGE",
-	5: "DELETED",
-	6: "DELETING",
 }
 
 var AdminState_Types_value = map[string]int32{
@@ -79,8 +73,6 @@
 	"ENABLED":           2,
 	"DISABLED":          3,
 	"DOWNLOADING_IMAGE": 4,
-	"DELETED":           5,
-	"DELETING":          6,
 }
 
 func (x AdminState_Types) String() string {
@@ -604,44 +596,43 @@
 func init() { proto.RegisterFile("voltha_protos/common.proto", fileDescriptor_c2e3fd231961e826) }
 
 var fileDescriptor_c2e3fd231961e826 = []byte{
-	// 614 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x6c, 0x53, 0x4f, 0x4f, 0xdb, 0x4e,
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-	0x8c, 0xb0, 0xd4, 0x03, 0x00, 0x00,
+	// 598 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x6c, 0x53, 0x5f, 0x4f, 0xdb, 0x3e,
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+	0xf2, 0x56, 0xcd, 0x33, 0x7a, 0xe6, 0x46, 0x35, 0xf7, 0x6d, 0x75, 0x27, 0x1f, 0x4f, 0x46, 0x73,
+	0xb1, 0xba, 0x99, 0xb7, 0x1b, 0xba, 0xf8, 0xfd, 0x6f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x7d, 0x32,
+	0x70, 0x38, 0xb8, 0x03, 0x00, 0x00,
 }
diff --git a/go/inter_container/inter_container.pb.go b/go/inter_container/inter_container.pb.go
index 16c4520..752eecb 100644
--- a/go/inter_container/inter_container.pb.go
+++ b/go/inter_container/inter_container.pb.go
@@ -71,8 +71,6 @@
 const AdminState_ENABLED = AdminState_Types(common.AdminState_ENABLED)
 const AdminState_DISABLED = AdminState_Types(common.AdminState_DISABLED)
 const AdminState_DOWNLOADING_IMAGE = AdminState_Types(common.AdminState_DOWNLOADING_IMAGE)
-const AdminState_DELETED = AdminState_Types(common.AdminState_DELETED)
-const AdminState_DELETING = AdminState_Types(common.AdminState_DELETING)
 
 // OperStatus_Types from public import voltha_protos/common.proto
 type OperStatus_Types = common.OperStatus_Types
diff --git a/go/openolt/openolt.pb.go b/go/openolt/openolt.pb.go
index f45b4f5..396e654 100644
--- a/go/openolt/openolt.pb.go
+++ b/go/openolt/openolt.pb.go
@@ -157,8 +157,6 @@
 const AdminState_ENABLED = AdminState_Types(common.AdminState_ENABLED)
 const AdminState_DISABLED = AdminState_Types(common.AdminState_DISABLED)
 const AdminState_DOWNLOADING_IMAGE = AdminState_Types(common.AdminState_DOWNLOADING_IMAGE)
-const AdminState_DELETED = AdminState_Types(common.AdminState_DELETED)
-const AdminState_DELETING = AdminState_Types(common.AdminState_DELETING)
 
 // OperStatus_Types from public import voltha_protos/common.proto
 type OperStatus_Types = common.OperStatus_Types
diff --git a/go/voltha/core.pb.go b/go/voltha/core.pb.go
new file mode 100644
index 0000000..4c92095
--- /dev/null
+++ b/go/voltha/core.pb.go
@@ -0,0 +1,133 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: voltha_protos/core.proto
+
+package voltha
+
+import (
+	fmt "fmt"
+	proto "github.com/golang/protobuf/proto"
+	math "math"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
+
+// Transient State for devices
+type DeviceTransientState_Types int32
+
+const (
+	// The transient state of the device is not set
+	DeviceTransientState_NONE DeviceTransientState_Types = 0
+	// The state of the device in core is any state, i.e DELETING, DELETED, DELETE_FAILED, NONE.
+	// This state is only used for transitions.
+	DeviceTransientState_ANY DeviceTransientState_Types = 1
+	// The device is in FORCE_DELETING state
+	DeviceTransientState_FORCE_DELETING DeviceTransientState_Types = 2
+	// The device is getting deleted from adapter state
+	DeviceTransientState_DELETING_FROM_ADAPTER DeviceTransientState_Types = 3
+	// The device is deleted from adapter and is getting deleted in core.
+	DeviceTransientState_DELETING_POST_ADAPTER_RESPONSE DeviceTransientState_Types = 4
+	// State to represent that the device deletion is failed
+	DeviceTransientState_DELETE_FAILED DeviceTransientState_Types = 5
+)
+
+var DeviceTransientState_Types_name = map[int32]string{
+	0: "NONE",
+	1: "ANY",
+	2: "FORCE_DELETING",
+	3: "DELETING_FROM_ADAPTER",
+	4: "DELETING_POST_ADAPTER_RESPONSE",
+	5: "DELETE_FAILED",
+}
+
+var DeviceTransientState_Types_value = map[string]int32{
+	"NONE":                           0,
+	"ANY":                            1,
+	"FORCE_DELETING":                 2,
+	"DELETING_FROM_ADAPTER":          3,
+	"DELETING_POST_ADAPTER_RESPONSE": 4,
+	"DELETE_FAILED":                  5,
+}
+
+func (x DeviceTransientState_Types) String() string {
+	return proto.EnumName(DeviceTransientState_Types_name, int32(x))
+}
+
+func (DeviceTransientState_Types) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_39634f15fb8a505e, []int{0, 0}
+}
+
+type DeviceTransientState struct {
+	TransientState       DeviceTransientState_Types `protobuf:"varint,1,opt,name=transient_state,json=transientState,proto3,enum=voltha.DeviceTransientState_Types" json:"transient_state,omitempty"`
+	XXX_NoUnkeyedLiteral struct{}                   `json:"-"`
+	XXX_unrecognized     []byte                     `json:"-"`
+	XXX_sizecache        int32                      `json:"-"`
+}
+
+func (m *DeviceTransientState) Reset()         { *m = DeviceTransientState{} }
+func (m *DeviceTransientState) String() string { return proto.CompactTextString(m) }
+func (*DeviceTransientState) ProtoMessage()    {}
+func (*DeviceTransientState) Descriptor() ([]byte, []int) {
+	return fileDescriptor_39634f15fb8a505e, []int{0}
+}
+
+func (m *DeviceTransientState) XXX_Unmarshal(b []byte) error {
+	return xxx_messageInfo_DeviceTransientState.Unmarshal(m, b)
+}
+func (m *DeviceTransientState) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	return xxx_messageInfo_DeviceTransientState.Marshal(b, m, deterministic)
+}
+func (m *DeviceTransientState) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_DeviceTransientState.Merge(m, src)
+}
+func (m *DeviceTransientState) XXX_Size() int {
+	return xxx_messageInfo_DeviceTransientState.Size(m)
+}
+func (m *DeviceTransientState) XXX_DiscardUnknown() {
+	xxx_messageInfo_DeviceTransientState.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_DeviceTransientState proto.InternalMessageInfo
+
+func (m *DeviceTransientState) GetTransientState() DeviceTransientState_Types {
+	if m != nil {
+		return m.TransientState
+	}
+	return DeviceTransientState_NONE
+}
+
+func init() {
+	proto.RegisterEnum("voltha.DeviceTransientState_Types", DeviceTransientState_Types_name, DeviceTransientState_Types_value)
+	proto.RegisterType((*DeviceTransientState)(nil), "voltha.DeviceTransientState")
+}
+
+func init() { proto.RegisterFile("voltha_protos/core.proto", fileDescriptor_39634f15fb8a505e) }
+
+var fileDescriptor_39634f15fb8a505e = []byte{
+	// 264 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x6c, 0x90, 0x4d, 0x4b, 0xc4, 0x30,
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+}
diff --git a/go/voltha/voltha.pb.go b/go/voltha/voltha.pb.go
index 4db124f..217adcf 100644
--- a/go/voltha/voltha.pb.go
+++ b/go/voltha/voltha.pb.go
@@ -91,8 +91,6 @@
 const AdminState_ENABLED = AdminState_Types(common.AdminState_ENABLED)
 const AdminState_DISABLED = AdminState_Types(common.AdminState_DISABLED)
 const AdminState_DOWNLOADING_IMAGE = AdminState_Types(common.AdminState_DOWNLOADING_IMAGE)
-const AdminState_DELETED = AdminState_Types(common.AdminState_DELETED)
-const AdminState_DELETING = AdminState_Types(common.AdminState_DELETING)
 
 // OperStatus_Types from public import voltha_protos/common.proto
 type OperStatus_Types = common.OperStatus_Types
diff --git a/protos/voltha_protos/common.proto b/protos/voltha_protos/common.proto
index 4af93ef..a0a4b81 100644
--- a/protos/voltha_protos/common.proto
+++ b/protos/voltha_protos/common.proto
@@ -39,12 +39,6 @@
 
         // The device is in the state of image download
         DOWNLOADING_IMAGE = 4;
-
-        // The device is marked to be deleted
-        DELETED = 5;
-
-        // The device is marked to be in deleting state
-        DELETING = 6;
     }
 }
 
diff --git a/protos/voltha_protos/core.proto b/protos/voltha_protos/core.proto
new file mode 100644
index 0000000..dd427b2
--- /dev/null
+++ b/protos/voltha_protos/core.proto
@@ -0,0 +1,26 @@
+syntax = "proto3";
+
+option go_package = "github.com/opencord/voltha-protos/v4/go/voltha";
+option java_package = "org.opencord.voltha";
+
+package voltha;
+
+message DeviceTransientState {
+    // Transient State for devices
+    enum Types {
+	// The transient state of the device is not set
+	NONE = 0;
+	// The state of the device in core is any state, i.e DELETING, DELETED, DELETE_FAILED, NONE.
+	// This state is only used for transitions.
+	ANY = 1;
+	// The device is in FORCE_DELETING state
+	FORCE_DELETING = 2;
+	// The device is getting deleted from adapter state
+	DELETING_FROM_ADAPTER = 3;
+	// The device is deleted from adapter and is getting deleted in core.
+	DELETING_POST_ADAPTER_RESPONSE = 4;
+	// State to represent that the device deletion is failed
+	DELETE_FAILED = 5;
+    }
+    Types transient_state = 1;
+}
diff --git a/voltha.pb b/voltha.pb
index 9d0f96d..399c5e4 100644
--- a/voltha.pb
+++ b/voltha.pb
Binary files differ