Index: dialin/hd/ui_proxy.py
===================================================================
diff -u -rec4566a8f8f9731331270672df92100023cb733a -r08a4b1100acd24702f1e8e6355c154aaef41f6d2
--- dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision ec4566a8f8f9731331270672df92100023cb733a)
+++ dialin/hd/ui_proxy.py	(.../ui_proxy.py)	(revision 08a4b1100acd24702f1e8e6355c154aaef41f6d2)
@@ -184,7 +184,12 @@
                                                                        self._handler_saline_bolus_response)
             self.can_interface.register_receiving_publication_function(DenaliChannels.ui_to_hd_ch_id, MsgIds.MSG_ID_UI_SET_UF_VOLUME_PARAMETER.value,
                                                                        self._handler_uf_volume_setting_response)
-            # TODO - handle response to rinseback, recirc, and end treatment command messages.
+            self.can_interface.register_receiving_publication_function(DenaliChannels.hd_to_ui_ch_id, MsgIds.MSG_ID_HD_RINSEBACK_CMD_RESPONSE.value,
+                                                                       self._handler_rinseback_cmd_response)
+            self.can_interface.register_receiving_publication_function(DenaliChannels.hd_to_ui_ch_id, MsgIds.MSG_ID_HD_RECIRC_CMD_RESPONSE.value,
+                                                                       self._handler_recirc_cmd_response)
+            self.can_interface.register_receiving_publication_function(DenaliChannels.hd_to_ui_ch_id, MsgIds.MSG_ID_HD_TX_END_CMD_RESPONSE.value,
+                                                                       self._handler_treatment_end_cmd_response)
 
         # initialize variables that will be populated by HD version response
         self.hd_version = None
@@ -225,6 +230,15 @@
         self.saline_bolus_request_succeeded = False
         self.saline_bolus_request_reject_reason = 0
         self.saline_bolus_request_bolus_volume = 0
+        # initialize variables that will be populated by response to rinseback command
+        self.rinseback_cmd_succeeded = False
+        self.rinseback_cmd_reject_reason = 0
+        # initialize variables that will be populated by response to recirculate command
+        self.recirc_cmd_succeeded = False
+        self.recirc_cmd_reject_reason = 0
+        # initialize variables that will be populated by response to treatment end command
+        self.treatment_end_cmd_succeeded = False
+        self.treatment_end_cmd_reject_reason = 0
 
         self.reject_reasons = OrderedDict()
         for attr in dir(self):
@@ -1144,6 +1158,84 @@
         self.uf_change_time_min = tim[0]
         self.uf_change_rate_ml_min = rat[0]
 
+    @_publish([
+        "rinseback_cmd_succeeded",
+        "rinseback_cmd_reject_reason",
+    ])
+    def _handler_rinseback_cmd_response(self, message):
+        """
+        Handler for response from HD regarding rinseback user command.
+
+        @param message:  response message from HD regarding rinseback user command.\n
+            BOOL Accepted \n
+            U32  Reject reason (if not accepted) \n
+
+        @return: None
+        """
+        rsp = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))
+        rea = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))
+
+        if rsp[0] == 1:
+            self.rinseback_cmd_succeeded = True
+        else:
+            self.rinseback_cmd_succeeded = False
+        if RequestRejectReasons.has_value(rea[0]):
+            self.rinseback_cmd_reject_reason = RequestRejectReasons(rea[0])
+
+    @_publish([
+        "recirc_cmd_succeeded",
+        "recirc_cmd_reject_reason",
+    ])
+    def _handler_recirc_cmd_response(self, message):
+        """
+        Handler for response from HD regarding recirculate user command.
+
+        @param message:  response message from HD regarding recirculate user command.\n
+            BOOL Accepted \n
+            U32  Reject reason (if not accepted) \n
+
+        @return: None
+        """
+        rsp = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))
+        rea = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))
+
+        if rsp[0] == 1:
+            self.recirc_cmd_succeeded = True
+        else:
+            self.recirc_cmd_succeeded = False
+        if RequestRejectReasons.has_value(rea[0]):
+            self.recirc_cmd_reject_reason = RequestRejectReasons(rea[0])
+
+    @_publish([
+        "treatment_end_cmd_succeeded",
+        "treatment_end_cmd_reject_reason",
+    ])
+    def _handler_treatment_end_cmd_response(self, message):
+        """
+        Handler for response from HD regarding treatment end user command.
+
+        @param message:  response message from HD regarding treatment end user command.\n
+            BOOL Accepted \n
+            U32  Reject reason (if not accepted) \n
+
+        @return: None
+        """
+        rsp = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_1:MsgFieldPositions.END_POS_FIELD_1]))
+        rea = struct.unpack('i', bytearray(
+            message['message'][MsgFieldPositions.START_POS_FIELD_2:MsgFieldPositions.END_POS_FIELD_2]))
+
+        if rsp[0] == 1:
+            self.treatment_end_cmd_succeeded = True
+        else:
+            self.treatment_end_cmd_succeeded = False
+        if RequestRejectReasons.has_value(rea[0]):
+            self.treatment_end_cmd_reject_reason = RequestRejectReasons(rea[0])
+
     def cmd_ui_checkin_with_hd(self):
         """
         Constructs and sends the ui check-in message