diff --git a/OneM2M_Testcases.ttcn b/OneM2M_Testcases.ttcn
index 6c3e0808e9ae453cbcd698a95ee4e015d7c0f00a..a0227ad08a4ed8673cbc5bb93b0248372280c27f 100644
--- a/OneM2M_Testcases.ttcn
+++ b/OneM2M_Testcases.ttcn
@@ -1156,7 +1156,7 @@ module OneM2M_Testcases {
 				testcase TC_CSE_REG_CRE_010() runs on AeSimu system CseSystem {
 		  	  	
 					var MsgIn v_response;
-					var ResponsePrimitive v_request;
+					var RequestPrimitive v_request;
 					var integer v_aeIndex := -1;
 	                
 					// Test component configuration
@@ -1522,7 +1522,54 @@ module OneM2M_Testcases {
 					// Tear down
 					f_cf01Down();
 
-				}//end TC_CSE_REG_CRE_024
+				}//end TC_CSE_REG_CRE_025
+				
+				/**
+				 * @desc Check that the IUT rejects the create request of <CSEBase> resource.
+				 * 
+				 */
+				testcase TC_CSE_REG_CRE_027() runs on InCseSimu system CseSystem {
+	
+					// Local variables
+					var RequestPrimitive v_request;
+					var integer v_cseBaseIndex := -1;
+					var ResourceType v_resourceType := int2;
+		   
+					// Test control
+
+					// Test component configuration
+					f_cf01UpCseSimuMaster();
+
+					// Test adapter configuration
+
+					// Preamble
+					vc_remoteCseIndex := f_cse_registrationRemoteCse(mw_createRemoteCSEBase);
+
+					// Test Body
+					vc_aeSimu.start(f_cse_createResource(int2, m_createAe(PX_APP_ID, omit, omit)));
+	
+					tc_ac.start;
+					alt {
+						[] mccPort.receive(mw_response(mw_responsePrimitive(int2001))) {
+							tc_ac.stop;
+							setverdict(pass, __SCOPE__ & ": AE creation successful.");
+						}
+						[] mccPort.receive {
+							tc_ac.stop;
+							setverdict(fail, __SCOPE__ & ": Error while creating AE");
+						}
+						[] tc_ac.timeout {
+							setverdict(fail, __SCOPE__ & ": No answer while creating AE");
+						}
+					}	
+
+					// Postamble
+					f_cse_postamble_deleteResourcesCSE();
+
+					// Tear down
+					f_cf01DownCseSimuMaster();
+
+				}//end TC_CSE_REG_CRE_027
 				
 				/**
 				 * @desc Check that the IUT rejects registration of already registered AE (C-AE-ID-STEM provided by AE)