Index: MsgDefs.h
===================================================================
diff -u -r8cf1b1a558db84f3d2e31f85400652b7bb2ae316 -r53ac512a795b5a2c638c7cb83bb4c640838415f2
--- MsgDefs.h	(.../MsgDefs.h)	(revision 8cf1b1a558db84f3d2e31f85400652b7bb2ae316)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 53ac512a795b5a2c638c7cb83bb4c640838415f2)
@@ -230,6 +230,7 @@
     MSG_ID_DG_START_STOP_HEAT_DISINFECT_ACTIVE_COOL = 0xC6,             ///< DG heat disinfect active cool start/stop command
     MSG_ID_HD_AIR_PUMP_DATA = 0xC7,                                     ///< HD air pump data publish
     MSG_ID_HD_SEND_CHEM_FLUSH_SAMPLE_PASS_FAIL_TO_DG = 0xC8,            ///< HD send chemical disinfect flush sample pass/fail to DG
+    MSG_ID_DG_START_STOP_RO_PERMEATE_SAMPLE_MODE_CMD_REQUEST = 0xC9,    ///< DG start/stop RO permeate sample mode command request
 
 #ifdef EMC_TEST_BUILD
     MSG_ID_CAN_ERROR_COUNT = 0x999,  // test code in support of EMC testing