diff --git a/ttcn/DENM/LibItsDenm_Functions.ttcn b/ttcn/DENM/LibItsDenm_Functions.ttcn
index d2ded69c1c5508003415e5f6a13b78d23d6f9e5b..60527fcb3d6b090346f8b9ffe0a2acb2dcfa5fde 100644
--- a/ttcn/DENM/LibItsDenm_Functions.ttcn
+++ b/ttcn/DENM/LibItsDenm_Functions.ttcn
@@ -221,6 +221,23 @@ module LibItsDenm_Functions {
             
             return v_ret;
         }
+
+        /**
+         * @desc Triggers event with expiration time information field included from the application layer
+         * @param p_event The event cause and subcause.
+         * @param p_expirationTime The expiration time.
+         * @return 
+         */        
+        function f_triggerEventExpirationTime(
+            template (value) Situation p_event, 
+            template (value) TimeStamp p_expirationTime
+            ) runs on ItsFa return FncRetCode {
+            var FncRetCode v_ret := e_success;
+            
+            //TODO raise action or send message via port
+            
+            return v_ret;
+        }
         
         /**
          * @desc Triggers event with additional Event Characteristics information field included from the application layer
@@ -333,7 +350,7 @@ module LibItsDenm_Functions {
     group getFunctions {
         
         /**
-         * @desc Gets the station identifier to be used.
+         * @desc Gets the station identifier of IUT.
          * @return 
          */
         function f_getStationId() return StationID {
@@ -356,6 +373,18 @@ module LibItsDenm_Functions {
             return v_eventPos;
         }
         
+        /**
+         * @desc Gets the current time
+         * @return 
+         */
+        function f_getCurrentTime() return TimeStamp {
+            var TimeStamp v_timeStamp;
+            
+            //TODO get the value from PIXIT or ...
+            
+            return v_timeStamp;
+        }
+        
     } // end group getFunctions
     
 } // end LibItsDenm_Functions
\ No newline at end of file
diff --git a/ttcn/DENM/LibItsDenm_Templates.ttcn b/ttcn/DENM/LibItsDenm_Templates.ttcn
index 54f5f71793d37e2d48fcdaa55783e1264656679e..9972247703bd27123bc13eab1ef612105bf85b21 100644
--- a/ttcn/DENM/LibItsDenm_Templates.ttcn
+++ b/ttcn/DENM/LibItsDenm_Templates.ttcn
@@ -129,6 +129,14 @@ module LibItsDenm_Templates {
             isNegation := p_isNeg
         }
         
+        template DecentralizedSituationManagement mw_denmMgmtConWithExpiryTime(
+            template (present) DataVersion p_dataVersion,            
+            template (value) StationID p_stationId,
+            template (present) DecentralizedSituationManagement.expiryTime p_expiryTime        
+        	) modifies mw_denmMgmtCon := {
+            expiryTime := p_expiryTime
+        }
+        
     } // end group DecentralizedSituationManagementTemplates
     
     group DecentralizedSituationTemplates {
diff --git a/ttcn/DENM/LibItsDenm_TypesAndValues.ttcn b/ttcn/DENM/LibItsDenm_TypesAndValues.ttcn
index d98558a1607e19a6705f76c6ded6d8da72c0aa75..b3d736562618aa301e9be13cdd369797de540efc 100644
--- a/ttcn/DENM/LibItsDenm_TypesAndValues.ttcn
+++ b/ttcn/DENM/LibItsDenm_TypesAndValues.ttcn
@@ -103,4 +103,11 @@ module LibItsDenm_TypesAndValues {
         
     } // end group denmConstants
     
+    group denmTimeConstants {
+        
+        // in milliseconds
+        const TimeStamp c_duration20s := 20000;
+        
+    } // end denmTimeConstants
+    
 }
\ No newline at end of file