Index: MsgDefs.h
===================================================================
diff -u -r459815ccb77591605b7c88467fae2f7a3b73d6ef -rf3717038f64ab1c8c0b1a01b473601d2f8680283
--- MsgDefs.h	(.../MsgDefs.h)	(revision 459815ccb77591605b7c88467fae2f7a3b73d6ef)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision f3717038f64ab1c8c0b1a01b473601d2f8680283)
@@ -92,10 +92,10 @@
     MSG_ID_TD_TREATMENT_STATE_DATA = 0x3C,                                          ///< TD treatment state data broadcast
     MSG_ID_TD_SALINE_BOLUS_DATA = 0x3D,                                             ///< TD saline bolus status data broadcast
     MSG_ID_TD_ULTRAFILTRATION_DATA = 0x3E,                                          ///< TD ultrafiltration status data broadcast
-    MSG_ID_UI_TREATMENT_PARAMS_TO_VALIDATE = 0x3F,                                  ///< UI treatment parameters (except UF volume) to be validated by TD
+    MSG_ID_TD_VALIDATED_TREATMENT_PARAMS = 0x3F,                                    ///< Treatment parameters validated and confirmed from TD
     MSG_ID_TD_RESP_TREATMENT_PARAMS_TO_VALIDATE = 0x40,                             ///< TD response to treatment parameter validation request
-    MSG_ID_UI_ULTRAFILTRATION_VOLUME_TO_VALIDATE = 0x41,                            ///< UI ultrafiltration volume parameter to be validated by TD
-    MSG_ID_TD_RESP_ULTRAFILTRATION_VOLUME_TO_VALIDATE = 0x42,                       ///< TD response to ultrafiltration volume validation request
+    MSG_ID_AVAILABLE_2 = 0x41,                                                      ///< Available message ID 2
+    MSG_ID_AVAILABLE_4 = 0x42,                                                      ///< Available message ID 3
     MSG_ID_TD_TREATMENT_PARAM_RANGES = 0x43,                                        ///< TD treatment parameter ranges for UI
     MSG_ID_UI_TREATMENT_PARAMS_CONFIRMED = 0x44,                                    ///< UI treatment parameters confirmed/rejected
     MSG_ID_UI_INITIATE_TREATMENT_WORKFLOW = 0x45,                                   ///< UI initiate/cancel treatment workflow request
@@ -513,6 +513,9 @@
     REQUEST_REJECT_REASON_HEPARIN_PAUSE_INVALID_IN_THIS_STATE = 50,                 ///< Heparin cannot be paused if not currently deliverying Heparin
     REQUEST_REJECT_REASON_HEPARIN_NOT_PAUSED = 51,                                  ///< Heparin cannot be resumed if not paused
     REQUEST_REJECT_REASON_HEPARIN_VOLUME_EXCEEDS_10_ML = 52,                        ///< Heparin volume needed for treatment exceeds 10 mL maximum.
+    REQUEST_REJECT_REASON_PARAM_NOT_APPLICABLE = 53,                                ///< Treatment parameter not applicable for current treatment modality type
+    REQUEST_REJECT_REASON_ACID_CONV_FACTOR_MISMATCH = 54,                           ///< Acid conversion factor from UI mismatch with FW
+    REQUEST_REJECT_REASON_INVALID_PATIENT_WEIGHTS = 55,                             ///< Patient pre and estimated target weights are invalid
     NUM_OF_REQUEST_REJECT_REASONS                                                   ///< Number of settings change reject codes
 };
 typedef enum Request_Reject_Reasons REQUEST_REJECT_REASON_CODE_T;                   ///< Type for settings change rejection reason codes enumeration