Index: MsgDefs.h
===================================================================
diff -u -r5dfb15bed4f3fbe998f7bc693a3bdd125becea99 -r38bd8ca343f93c2a6bca7d7bc6ccc5dbc3f3ed20
--- MsgDefs.h	(.../MsgDefs.h)	(revision 5dfb15bed4f3fbe998f7bc693a3bdd125becea99)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 38bd8ca343f93c2a6bca7d7bc6ccc5dbc3f3ed20)
@@ -433,6 +433,7 @@
     MSG_ID_DG_SET_USAGE_INFO_RECORD = 0xA054,                           ///< DG set usage information record
     MSG_ID_DG_SEND_USAGE_INFO_RECORD = 0xA055,                          ///< DG send usage information record
     MSG_ID_DG_SET_OP_MODE_REQUEST = 0xA056,                             ///< DG set operation mode request
+    MSG_ID_DG_RESERVOIR_TARE_REQUEST = 0xA057,                          ///< DG reservoir tare request
 
     MSG_ID_HD_DEBUG_EVENT = 0xFFF1,                                     ///< HD debug event text to be logged in event log
     MSG_ID_DG_DEBUG_EVENT = 0xFFF2,                                     ///< DG debug event text to be logged in event log