diff --git a/ttcn/AtsSremSsem/ItsSrem_TestCases.ttcn b/ttcn/AtsSremSsem/ItsSrem_TestCases.ttcn
index b1eab4baa04c8b5630619c9ebac3fd2743969b4d..cc67df4ecfdbb99f858513447f6e299af4eec87d 100644
--- a/ttcn/AtsSremSsem/ItsSrem_TestCases.ttcn
+++ b/ttcn/AtsSremSsem/ItsSrem_TestCases.ttcn
@@ -23,7 +23,7 @@ module ItsSrem_TestCases {
                  /**
                  * @desc Check that protocolVersion is set to 1 and messageID is set to 9 (ITS-S)
                  * <pre>
-                 * Pics Selection: not PICS_RSU and PICS_SREM_GENERATION
+                 * Pics Selection: not PICS_RSU
                  * Initial conditions: 
                  *   with {
                  *        the IUT being in the "initial state"
@@ -131,20 +131,20 @@ module ItsSrem_TestCases {
             /**
              * @desc Check that the IUT can successfully process all mandatory fields of SSEM received (ITS-S)
              * <pre>
-             * Pics Selection: not PICS_RSU and PICS_SREM_RECEPTION
+             * Pics Selection: not PICS_RSU and PICS_SSEM_RECEPTION
              * Initial conditions: 
              *   with {
              *        the IUT being in the "initial state"
-             *        and the IUT having receive a valid SREM
+             *        and the IUT having send a valid SREM
              *    }
              * Expected behaviour:
              *    ensure that {
              *        when { 
-             *            the IUT receives a valid SREM
+             *            the IUT receives a valid SSEM
              *        }
              *        then {
-             *            the IUT forwards the SREM content to upper layers
-             *            and the IUT forwards the SREM content to other facilities
+             *            the IUT forwards the SSEM content to upper layers
+             *            and the IUT forwards the SSEM content to other facilities
              *        }
              *    }
              * </pre>
@@ -165,8 +165,85 @@ module ItsSrem_TestCases {
     
     group rsuRole {
         
+        group sreMessageDisseminationRsu { 
+            
+            group sreMessageFormatRsu { 
+                
+                 /**
+                 * @desc Check that protocolVersion is set to 1 and messageID is set to 10 (TLC-S)
+                 * <pre>
+                 * Pics Selection: PICS_RSU and PICS_SREM_GENERATION
+                 * Initial conditions: 
+                 *   with {
+                 *        the IUT being in the "initial state"
+                 *    }
+                 * Expected behaviour:
+                 *    ensure that {
+                 *        when { 
+                 *            the IUT having receive a valid SREM
+                 *        }
+                 *        then {
+                 *            the IUT sends a valid SREM
+                 *                containing ITS PDU header
+                 *                    containing protocolVersion
+                 *                        indicating value '1'
+                 *                    and containing messageID
+                 *                        indicating value '10'
+                 *        }
+                 *    }
+                 * </pre>
+                 * 
+                 * @version   1.0.4
+                 * @see       ETSI TS 103 191-2 v0.0.1 TP_IS_RLT_MSGF_BV_04
+                 * @reference ETSI TS 103 301 V1.0.4 Clause 6.3
+                 */
+                testcase TP_IS_TLC_MSGF_BV_04 () runs on ItsSremSsem system ItsSremSsemSystem {
+                    
+                    f_IS_TLC_MSGF_BV_04();
+                    
+                } // End of testcase TP_IS_TLC_MSGF_BV_04
+                
+            } // End of group sreMessageFormatRsu 
+            
+            group sreCommunicationRsu {
+                
+            } // End of group sreCommunicationRsu
+            
+        } // End of group sreMessageDisseminationRsu
         
-        
+        group sreMessageProcessing {
+            
+                 /**
+                 * @desc Check that the IUT can successfully process all mandatory fields of SREM received (TLC-S)
+                 * <pre>
+                 * Pics Selection: PICS_RSU and PICS_SREM_GENERATION
+                 * Initial conditions: 
+                 *   with {
+                 *        the IUT being in the "initial state"
+                 *    }
+                 * Expected behaviour:
+                 *    ensure that {
+                 *        when { 
+                 *            the IUT having receive a valid SREM
+                 *        }
+                 *        then {
+                 *            the IUT forwards the SSEM content to upper layers
+                 *            and the IUT forwards the SSEM content to other facilities
+                 *        }
+                 *    }
+                 * </pre>
+                 * 
+                 * @version   1.0.4
+                 * @see       ETSI TS 103 191-2 v0.0.1 TP_IS_RLT_MSGF_BV_02
+                 * @reference ETSI TS 103 301 V1.0.4 Clause 6.3
+                 */
+                testcase TP_IS_TLC_MSGF_BV_02 () runs on ItsSremSsem system ItsSremSsemSystem {
+                    
+                    f_IS_TLC_MSGF_BV_02();
+                    
+                } // End of testcase TP_IS_TLC_MSGF_BV_02
+                
+        } // End of group sreMessageProcessing
         
     } // End of group rsuRole
     
diff --git a/ttcn/AtsSremSsem/ItsSrem_TpFunctions.ttcn b/ttcn/AtsSremSsem/ItsSrem_TpFunctions.ttcn
index 0095cfc95e5c5420132c53d6b56eb40a9fe20f87..bdf5971dbcaf56425f334d2ea1e6e017a3d7fbbf 100644
--- a/ttcn/AtsSremSsem/ItsSrem_TpFunctions.ttcn
+++ b/ttcn/AtsSremSsem/ItsSrem_TpFunctions.ttcn
@@ -289,11 +289,11 @@ module ItsSrem_TpFunctions {
             function f_IS_TLC_MSGF_BV_03 () runs on ItsSremSsem {
                 
                 // Local variables
-                var SremReq   v_sremReq;
+                var SsemReq   v_ssemReq;
                 var integer     i;
                     
-                if (PICS_RSU or not PICS_SREM_RECEPTION) {
-                    log("*** " & testcasename() & ": not PICS_RSU and PICS_SREM_RECEPTION required for executing the TC ***");
+                if (PICS_RSU or not PICS_SSEM_RECEPTION) {
+                    log("*** " & testcasename() & ": not PICS_RSU and PICS_SSEM_RECEPTION required for executing the TC ***");
                     setverdict(inconc);
                     stop;
                 }
@@ -305,14 +305,14 @@ module ItsSrem_TpFunctions {
                 f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
                     
                 // Test Body
-                v_sremReq := valueof(m_sremReq(m_sremPdu(m_defaultSrem)));
-                sremSsemPort.send(v_sremReq) ;
+                v_ssemReq := valueof(m_ssemReq(m_ssemPdu(m_defaultSsem))); 
+                sremSsemPort.send(v_ssemReq) ;
                     
                 f_sleep(PX_TAC);
-                for (i := 0; i < lengthof(vc_utSremEvents) and not match (v_sremReq.msgOut , vc_utSremEvents[i].sreMsg); i := i + 1) {
+                for (i := 0; i < lengthof(vc_utSremEvents) and not match (v_ssemReq.msgOut , vc_utSsemEvents[i].sreMsg); i := i + 1) {
                     // empty on purpose 
                 }
-                if (i < lengthof(vc_utSremEvents) ) {
+                if (i < lengthof(vc_utSsemEvents) ) {
                     log("*** " & testcasename() & ": PASS: SREM was transmitted to upper layer ***");
                     f_selfOrClientSyncAndVerdict(c_tbDone, e_success);
                 } else {
@@ -330,11 +330,117 @@ module ItsSrem_TpFunctions {
         
 	} // End of group iTS_SRole
     
-	group rsuRole {
-        
+    group rsuRole {
         
+        group sreMessageDisseminationRsu { 
+            
+            group sreMessageFormatRsu { 
+                
+                /**
+                 * @desc    TP Function for TC_IS_TLC_MSGF_BV_04
+                 */
+                function f_IS_TLC_MSGF_BV_04 () runs on ItsSremSsem {
+                    
+                    // Local variables
+                    
+                    // Test control
+                    if (PICS_RSU or not PICS_SREM_GENERATION) {
+                        log("*** " & testcasename() & ": not PICS_RSU  and PICS_SREM_GENERATION required for executing the TC ***");
+                        setverdict(inconc);
+                        stop;
+                    }
+                    
+                    // Test component configuration
+                    f_cfUp();
+                        
+                    // Preamble
+                    f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
+                        
+                    // Test Body
+                    // Send SSEM
+                    sremSsemPort.send(
+                        m_sremReq(
+                            m_ssemPdu(
+                                m_ssemPdu
+                    )));
+                    
+                    tc_ac.start;
+                    alt {
+                        [] sremSsemPort.receive(
+                            mw_ssemInd(
+                                mw_ssemPdu
+                        )) { 
+                            tc_ac.stop;
+                            log("*** " & testcasename() & ": PASS: Successfully received SSEM PDU header. ***");
+                            f_selfOrClientSyncAndVerdict(c_tbDone, e_success);
+                        }
+                        [] tc_ac.timeout {
+                            log("*** " & testcasename() & ": INCONC: Timeout while awaiting the reception of a message. ***");
+                            f_selfOrClientSyncAndVerdict(c_tbDone, e_timeout);
+                        }
+                    }
+                    
+                    // Postamble
+                    f_poDefault();
+                    f_cfDown();
+                    
+                } // End of function f_IS_TLC_MSGF_BV_04
+                
+            } // End of group sreMessageFormatRsu
+            
+            group sreCommunicationRsu {
+                
+            } // End of group sreCommunicationRsu
+            
+        } // End of group sreMessageDisseminationRsu
         
+        group sreMessageProcessingRsu {
+            
+            /**
+             * @desc    TP Function for TC_IS_TLC_MSGF_BV_02
+             */
+            function f_IS_TLC_MSGF_BV_02 () runs on ItsSremSsem {
+                
+                // Local variables
+                var SsemReq   v_sremReq;
+                var integer   i;
+                    
+                if (PICS_RSU or not PICS_SREM_RECEPTION) {
+                    log("*** " & testcasename() & ": not PICS_RSU and PICS_SREM_RECEPTION required for executing the TC ***");
+                    setverdict(inconc);
+                    stop;
+                }
+                    
+                // Test component configuration
+                f_cfUp();
+                    
+                // Preamble
+                f_selfOrClientSyncAndVerdictPreamble(c_prDone, e_success);
+                    
+                // Test Body
+                v_sremReq := valueof(m_ssemReq(m_sremPdu(m_defaultSrem)));
+                sremSsemPort.send(v_sremReq) ;
+                    
+                f_sleep(PX_TAC);
+                for (i := 0; i < lengthof(vc_utSremEvents) and not match (v_sremReq.msgOut , vc_utSremEvents[i].sreMsg); i := i + 1) {
+                    // empty on purpose 
+                }
+                if (i < lengthof(vc_utSsemEvents) ) {
+                    log("*** " & testcasename() & ": PASS: SSEM was transmitted to upper layer ***");
+                    f_selfOrClientSyncAndVerdict(c_tbDone, e_success);
+                } else {
+                    log("*** " & testcasename() & ": FAIL: SSEM was not transmitted to upper layer ***");
+                    f_selfOrClientSyncAndVerdict(c_tbDone, e_error);
+                }
+                    
+                // Postamble
+                f_poDefault();
+                f_cfDown();
+                    
+            } // End of function f_IS_TLC_MSGF_BV_02
+            
+        } // End of group sreMessageProcessingRsu
         
-	} // End of group rsuRole
+    } // End of group rsuRole
     
 } // End of module ItsSrem_TpFunctions 
\ No newline at end of file