Index: firmware/App/Modes/FPModes/FPOperationModes.h
===================================================================
diff -u -r7a52998c8c53ea4a7c8048b738767b742fe7e734 -r4360891b921388dcc35e7b0362c3e4e246714e36
--- firmware/App/Modes/FPModes/FPOperationModes.h	(.../FPOperationModes.h)	(revision 7a52998c8c53ea4a7c8048b738767b742fe7e734)
+++ firmware/App/Modes/FPModes/FPOperationModes.h	(.../FPOperationModes.h)	(revision 4360891b921388dcc35e7b0362c3e4e246714e36)
@@ -7,8 +7,8 @@
 *
 * @file    FPOperationModes.h
 *
-* @author  (last)      Michael Garthwaite
-* @date    (last)      30-Oct-2025
+* @author  (last)      Raghu Kallala
+* @date    (last)      06-Apr-2026
 *
 * @author  (original)  Michael Garthwaite
 * @date    (original)  08-Sep-2025
@@ -47,12 +47,18 @@
 {
     BOOL isFPDefeatured;                     ///< FP defeatured status
 } FP_DEF_STATUS_PAYLOAD_T;
+
+/// Payload structure for FP boost pump status request
+typedef struct
+{
+    BOOL isFPBoostPumpInstalled;            ///< FP boost pump installation status
+} FP_BOOST_PUMP_INSTALL_STATUS_PAYLOAD_T;
 #pragma pack(pop)
 
 // ********** public function prototypes **********
 
 void initFPOperationModes( void );                                    // Initialize this unit
-void execFPOperationModes( void );
+void execFPOperationModes( void );                                    // Execute the FP operation mode state machine (scheduled periodic call)
 
 void requestNewFPOperationMode( FP_OP_MODE_T newMode );               // Request a transition to a new operation mode
 FP_OP_MODE_T getCurrentFPOperationMode( void );                       // Get the current operation mode
@@ -69,6 +75,8 @@
 BOOL testSetFPOpModePublishIntervalOverride( MESSAGE_T *message );    // Set operation mode publish interval override
 BOOL testSetGeneratePermeateSignal( MESSAGE_T *message );             // Set start stop generate permeate.
 BOOL testGetFPDefeaturedStatus( MESSAGE_T *message );                 // Send a response message with FP defeatured status payload
+BOOL testGetFPBoostPumpInstallStatus( MESSAGE_T *message );           // Send a response message with FP boost pump installation status payload
+BOOL testSetFPOperationSubMode( MESSAGE_T *message );                 // Set operation sub mode override
 
 /**@}*/