Index: firmware/App/Modes/FPModes/FPModeFault.h
===================================================================
diff -u -r6545787080956983fed6bd9c2717938c202917ab -r3e1af7cc2576e347ab8bdf2f400196b2301def07
--- firmware/App/Modes/FPModes/FPModeFault.h	(.../FPModeFault.h)	(revision 6545787080956983fed6bd9c2717938c202917ab)
+++ firmware/App/Modes/FPModes/FPModeFault.h	(.../FPModeFault.h)	(revision 3e1af7cc2576e347ab8bdf2f400196b2301def07)
@@ -1,17 +1,17 @@
 /**************************************************************************
 *
-* Copyright (c) 2024-2024 Diality Inc. - All Rights Reserved.
+* Copyright (c) 2025-2026 Diality Inc. - All Rights Reserved.
 *
 * THIS CODE MAY NOT BE COPIED OR REPRODUCED IN ANY FORM, IN PART OR IN
 * WHOLE, WITHOUT THE EXPLICIT PERMISSION OF THE COPYRIGHT OWNER.
 *
-* @file    FPModeFault.c
+* @file    FPModeFault.h
 *
-* @author  (last)      Michael Garthwaite
-* @date    (last)      28-Feb-2025
+* @author  (last)      Raghu Kallala
+* @date    (last)      30-Mar-2026
 *
 * @author  (original)  Michael Garthwaite
-* @date    (original)  28-Feb-2025
+* @date    (original)  08-Sep-2025
 *
 ***************************************************************************/
 
@@ -36,9 +36,12 @@
 U32  transitionToFPFaultMode( void );                         // Prepares for transition to fault mode
 U32  execFPFaultMode( void );                                 // Execute the fault mode state machine (call from OperationModes)
 
-FP_FAULT_STATE_T getCurrentFPFaultState( void );  // get the current state of the fault mode.
-void deEnergizeFPActuators( BOOL isDrainEnabled );
+FP_FAULT_STATE_T getCurrentFPFaultState( void );              // Get the current state of the fault mode.
+void deEnergizeFPActuators( BOOL isDrainEnabled );            // Rest actuators to de-energized state
 
+BOOL testValidateFaultChangeReq( U32 newSubMode );            // Validate the requested fault sub mode transition is possible or not
+void testSignalNewFaultSubMode( U32 newSubMode );             // Signal transition to a new fault sub mode
+
 /**@}*/
 
 #endif