diff --git a/src/mme-app/actionHandlers/networkInitDetachActionHandlers.cpp b/src/mme-app/actionHandlers/networkInitDetachActionHandlers.cpp
new file mode 100644
index 0000000..2b75249
--- /dev/null
+++ b/src/mme-app/actionHandlers/networkInitDetachActionHandlers.cpp
@@ -0,0 +1,168 @@
+/*
+ * Copyright 2019-present Infosys Limited
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <typeinfo>
+#include "actionHandlers/actionHandlers.h"
+#include "controlBlock.h"
+#include "msgType.h"
+#include "contextManager/subsDataGroupManager.h"
+#include "contextManager/dataBlocks.h"
+#include "procedureStats.h"
+#include "log.h"
+#include "secUtils.h"
+#include "state.h"
+#include <string.h>
+#include <sstream>
+#include <smTypes.h>
+
+#include <ipcTypes.h>
+#include <tipcTypes.h>
+#include <msgBuffer.h>
+#include <interfaces/mmeIpcInterface.h>
+#include <utils/mmeContextManagerUtils.h>
+
+using namespace SM;
+using namespace mme;
+using namespace cmn::utils;
+
+extern MmeIpcInterface* mmeIpcIf_g;
+
+ActStatus ActionHandlers::ni_detach_req_to_ue(SM::ControlBlock& cb)
+{
+	log_msg(LOG_DEBUG, "Inside ni_detach_req_to_ue \n");
+	
+	UEContext *ue_ctxt =  dynamic_cast<UEContext*>(cb.getPermDataBlock());
+	
+	if (ue_ctxt == NULL)
+	{
+		log_msg(LOG_DEBUG, "ni_detach_req_to_ue: ue context is NULL\n");
+		return ActStatus::HALT;
+	}
+	
+	ni_detach_request_Q_msg ni_detach_req;
+	
+	ni_detach_req.msg_type = ni_detach_request;
+	ni_detach_req.enb_fd = ue_ctxt->getEnbFd();
+	ni_detach_req.ue_idx = ue_ctxt->getContextID();
+	ni_detach_req.enb_s1ap_ue_id =  ue_ctxt->getS1apEnbUeId();
+	ni_detach_req.detach_type = 00000010;
+	
+	ue_ctxt->setDwnLnkSeqNo(ue_ctxt->getDwnLnkSeqNo()+1);
+	ni_detach_req.dl_seq_no = ue_ctxt->getDwnLnkSeqNo();
+	
+	memcpy(&(ni_detach_req.int_key), &(ue_ctxt->getUeSecInfo().secinfo_m.int_key), NAS_INT_KEY_SIZE);
+	
+	/* Send message to S1app in S1q*/
+	cmn::ipc::IpcAddress destAddr;
+	destAddr.u32 = TipcServiceInstance::s1apAppInstanceNum_c;
+
+	mmeIpcIf_g->dispatchIpcMsg((char *) &ni_detach_req, sizeof(ni_detach_req), destAddr);
+	
+	log_msg(LOG_DEBUG, "Leaving ni_detach_req_to_ue \n");
+
+	ProcedureStats::num_of_clr_received ++;
+	ProcedureStats::num_of_detach_req_to_ue_sent ++;
+
+	return ActStatus::PROCEED;
+}
+
+ActStatus ActionHandlers::process_detach_accept_from_ue(SM::ControlBlock& cb)
+{
+	log_msg(LOG_DEBUG, "Inside process_detach_accept_from_ue \n");
+		
+	UEContext *ue_ctxt = dynamic_cast<UEContext*>(cb.getPermDataBlock());
+	
+	if (ue_ctxt == NULL)
+	{
+		log_msg(LOG_DEBUG, "process_detach_accept_from_ue: ue context is NULL\n");
+		return ActStatus::HALT;
+	}
+		
+	ue_ctxt->setUpLnkSeqNo(ue_ctxt->getUpLnkSeqNo()+1);
+	
+	log_msg(LOG_DEBUG, "Leaving process_detach_accept_from_ue \n");
+
+	ProcedureStats::num_of_cla_sent ++;
+	ProcedureStats::num_of_detach_accept_from_ue ++;
+
+	return ActStatus::PROCEED;
+}
+
+/***************************************
+* Action handler : send_s1_rel_cmd_to_ue_for_detach
+***************************************/
+ActStatus ActionHandlers::send_s1_rel_cmd_to_ue_for_detach(ControlBlock& cb)
+{
+    log_msg(LOG_DEBUG, "Inside send_s1_rel_cmd_to_ue_for_detach\n");
+
+    UEContext *ue_ctxt = dynamic_cast<UEContext*>(cb.getPermDataBlock());
+    if(ue_ctxt == NULL)
+    {
+            log_msg(LOG_DEBUG, "send_s1_rel_cmd_to_ue_for_detach: ue context is NULL \n");
+            return ActStatus::HALT;
+    }
+
+    struct s1relcmd_info s1relcmd;
+
+    s1relcmd.msg_type = s1_release_command;
+    s1relcmd.ue_idx = ue_ctxt->getContextID();
+    s1relcmd.enb_fd = ue_ctxt->getEnbFd();
+    s1relcmd.enb_s1ap_ue_id = ue_ctxt->getS1apEnbUeId();
+    s1relcmd.cause.present = s1apCause_PR_radioNetwork;
+    s1relcmd.cause.choice.radioNetwork = s1apCauseRadioNetwork_user_inactivity;
+
+    /*Send message to S1AP-APP*/
+    cmn::ipc::IpcAddress destAddr;
+    destAddr.u32 = TipcServiceInstance::s1apAppInstanceNum_c;
+    mmeIpcIf_g->dispatchIpcMsg((char *) &s1relcmd, sizeof(s1relcmd), destAddr);
+
+    log_msg(LOG_DEBUG,"Leaving send_s1_rel_cmd_to_ue \n");
+
+    ProcedureStats::num_of_s1_rel_cmd_sent ++;
+    return ActStatus::PROCEED;
+}
+
+/************************************************************
+* Action handler : process_ue_ctxt_rel_comp_for_detach
+**************************************************************/
+ActStatus ActionHandlers::process_ue_ctxt_rel_comp_for_detach(ControlBlock& cb)
+{
+    log_msg(LOG_DEBUG, "Inside process_ue_ctxt_rel_comp_for_detach \n");
+
+    UEContext *ueCtxt = dynamic_cast<UEContext*>(cb.getPermDataBlock());
+    MmeDetachProcedureCtxt *procCtxt = dynamic_cast<MmeDetachProcedureCtxt*>(cb.getTempDataBlock());
+    if (ueCtxt == NULL || procCtxt == NULL)
+    {
+    	log_msg(LOG_DEBUG, "UE context or  procedure context is NULL\n");
+    	return ActStatus::HALT;
+    }
+
+    MmContext* mmCtxt = ueCtxt->getMmContext();
+    if (mmCtxt == NULL)
+    {
+    	log_msg(LOG_DEBUG, "MM context is NULL \n");
+    	return ActStatus::HALT;
+    }
+
+    if(procCtxt->getCancellationType() == SUBSCRIPTION_WITHDRAWAL)
+    {
+        MmeContextManagerUtils::deleteUEContext(cb.getCBIndex());
+    }
+    else
+    {
+    	mmCtxt->setMmState( EpsDetached );
+    	MmeContextManagerUtils::deallocateProcedureCtxt(cb, detach_c);
+    }
+
+    ProcedureStats::num_of_subscribers_detached ++;
+    ProcedureStats::num_of_subscribers_attached --;
+
+    log_msg(LOG_DEBUG, "Leaving process_ue_ctxt_rel_comp_for_detach \n");
+
+    return ActStatus::PROCEED;
+
+}
+