diff --git a/ttcn/LibIms_Templates.ttcn b/ttcn/LibIms_Templates.ttcn
index 2c33feca3214aa7a2872eadba6fb751dbcc7b006..31920028d2c589b89f392d780a2a4a4f339c4c44 100644
--- a/ttcn/LibIms_Templates.ttcn
+++ b/ttcn/LibIms_Templates.ttcn
@@ -529,22 +529,21 @@ group XMLTemplates {
     template XmlBody
     m_XmlBody_ACR_ICB(template Incoming_communication_barring p_icb) := {
         simservs := {
-            {},
-            {{incoming_communication_barring := p_icb}},
-            {{}}  
+            absServiceGroup_list := {},
+            extensions := {
+							elem_list := p_icb.attr
+						  },
+            attr := {}  
         }
-    }
+    };
 	   
-    template XmlBody m_XmlBody_ACR_OCB(template Outgoing_communication_barring p_ocb) :=
-    {
+    template XmlBody m_XmlBody_ACR_OCB(template Outgoing_communication_barring p_ocb) := {
         simservs := {
-            {},
-            {
-                {
-                    outgoing_communication_barring := p_ocb
-                }   
-            },
-            {{}}  
+            absServiceGroup_list := {},
+            extensions := {
+							elem_list := p_ocb.attr
+						  },
+            attr := {}  
         }
     };
 	
@@ -564,19 +563,19 @@ group XMLTemplates {
     };
     
     template Reginfo m_reginfo (template XSDAUX.anyURI p_user):= {
-      full,
+	  full,
       0,
       {m_registration(p_user)},
-      {}
-    }
+	  {}
+    };
     
     template Registration m_registration (template XSDAUX.anyURI p_user):= {
-      p_user, // XSDAUX.anyURI aor
+	  p_user, // XSDAUX.anyURI aor
       "a7", // XSDAUX.string id
       init, //enumerated {active,init,terminated} state,
       {}, // record of Contact contact_list optional,
-      {} // record of anytype elem_list optional
-    }
+	  {} // record of anytype elem_list optional
+    };
 		
     template XmlBody mw_XmlBody_ConfInfo(template Conference_type p_confInfo) :=
     {
@@ -625,7 +624,7 @@ group ACR_CBTemplates {
     template Incoming_communication_barring	m_ICB(template RuleType p_ruleType) :=
     {
         active := omit,
-        attr := omit,
+        attr := {},
         ruleset := {
             {p_ruleType}
         }
@@ -634,7 +633,7 @@ group ACR_CBTemplates {
     template Outgoing_communication_barring	m_OCB(template(present) RuleType p_ruleType) :=
     {
         active := omit,
-        attr := omit,
+        attr := {},
         ruleset := {
             {p_ruleType}
         }
@@ -665,7 +664,7 @@ group CUGTemplates {
         template TwoBitType p_cci
     ):= {
         active := omit,
-      attr := omit,
+        attr := {},
         cugCallOperation := p_crt,
         networkIndicator := p_nit,
         cugInterlockBinaryCode := p_cibc,
@@ -679,7 +678,7 @@ group CUGTemplates {
         template TwoBitType p_cci
     ):= {
         active := omit,
-        attr := omit,
+        attr := ?,
         cugCallOperation := p_crt,
         networkIndicator := p_nit,
         cugInterlockBinaryCode := p_cibc,
@@ -702,25 +701,25 @@ group CUGTemplates {
 group CWTemplates {
 
     template Ims_cw m_CW(template TEmptyType p_cwi) := {
-        attr := omit,
+        attr := {},
         communication_waiting_indication := p_cwi,
         elem_list := {}	    
     }
 	
     template Ims_cw mw_ims_cw(template TEmptyType p_cwi) := {
-        attr := omit,
+        attr := ?,
         communication_waiting_indication := p_cwi,
         elem_list := ?
     }
 	
     template Cug m_CW2 (
-        template CugRequestType p_crt,
+		template CugRequestType p_crt,
         template NetworkIdentityType p_nit,
         template SixteenbitType p_cibc,
         template TwoBitType p_cci
     ):= {
         active := omit,
-        attr := omit,
+        attr := {},
         cugCallOperation := p_crt,
         networkIndicator := p_nit,
         cugInterlockBinaryCode := p_cibc,
@@ -734,7 +733,7 @@ group CWTemplates {
         template TwoBitType p_cci
     ):= {
         active := omit,
-        attr := omit,
+        attr := ?,
         cugCallOperation := p_crt,
         networkIndicator := p_nit,
         cugInterlockBinaryCode := p_cibc,
@@ -1056,9 +1055,9 @@ group CDIVNTemplates {
     template Comm_div_info_type m_CDIVN_sub := {
         entity := "comm-div-info",
         comm_div_subs_info := {
-            attr := omit,
+            attr := {},
             comm_div_selection_criteria := {
-                attr := omit,
+                attr := {},
                 originating_user_selection_criteria := omit,
                 diverting_user_selection_criteria := omit,
                 diverted_to_user_selection_criteria := omit,
@@ -1089,7 +1088,7 @@ group ResourceListsTemplates {
             {
                 list := {
                     name := omit,
-                    attr := omit,
+                    attr := {},
                     display_name := omit,
                     sequence_list := {
                         {
@@ -1114,7 +1113,7 @@ group ResourceListsTemplates {
         uri :=
             p_user.userInfo.userOrTelephoneSubscriber & "@" &
             p_user.hostPort.host,
-        attr := omit,
+        attr := {},
         display_name := omit,
         elem_list := {}
     }
@@ -1125,10 +1124,10 @@ group Ims3gppTemplates {
     //TODO:check commented and below templates when test will be validated
     template TIMS3GPP mw_Ims_3gpp_CW := {
         version := 1.0,
-        attr := omit,
+        attr := ?,
         choice := {
             alternative_service := {
-                attr := omit,
+                attr := ?,
                 type_ := ?, 
                 reason := ?, 
                 elem_list := ?
@@ -1165,7 +1164,7 @@ group CONFTemplates {
 	
     template urn_ietf_params_xml_ns_conference_info.Media_type m_mediatype_status(template Media_status_type p_status):= {
         id:="1",
-        attr := omit,
+        attr := {},
         display_text :=omit,
         type_ :=omit,
         label_ :=omit,
@@ -1177,7 +1176,7 @@ group CONFTemplates {
     template Endpoint_type m_endpoint(template charstring p_Uri,template Endpoint_status_type p_epStatus,template Joining_type p_joinMethod, template Disconnection_type p_discMethod, template urn_ietf_params_xml_ns_conference_info.Media_type p_mediastatus):= {
         entity:=p_Uri,
         state:=full,
-        attr := omit,
+        attr := {},
         display_text:=omit,
         referred:=omit,
         status:=p_epStatus,
@@ -1193,7 +1192,7 @@ group CONFTemplates {
     template User_type m_1user (template charstring p_Uri,template Endpoint_type p_endpoint) := {
         entity:=p_Uri,
         state:=full,
-        attr := omit,
+        attr := {},
         display_text:=omit,
         associated_aors:=omit,
         roles:=omit,
@@ -1205,20 +1204,20 @@ group CONFTemplates {
 	
     template Users_type m_users_1user_full(template User_type p_user):={
             state:=full,
-        attr := omit,
+        	attr := {},
             user_list:={p_user},
             elem_list:={}
     }
 	
     template Users_type m_users_2user_full(template User_type p_user1,template User_type p_user2):={
             state:=full,
-        attr := omit,
+        	attr := {},
             user_list:={p_user1,p_user2},
             elem_list:={}
     }
 	
     template Conference_state_type m_conference_state(template unsignedInt p_nUsers, boolean p_active, boolean p_locked) := {
-        attr := omit,
+        attr := {},
         user_count:=p_nUsers,
         active:=p_active,
         locked:=p_locked,
@@ -1229,7 +1228,7 @@ group CONFTemplates {
         entity := p_cUri,
         state := full,
         version := 1,
-        attr := omit,
+        attr := {},
         conference_description := omit,
         host_info := omit,
         conference_state := p_cState,
@@ -3443,4 +3442,4 @@ group response_receive
 
 }//end Message_templates
 
-} // end module LibIms_Templates
+} // end module LibIms_Templates
\ No newline at end of file