Index: firmware/App/Services/TxParams.c
===================================================================
diff -u -r880a9762cc029d858dfbaadc678afa2c6f8633a2 -r4a822b31b79b7e8a6bf60b45065be70c16172214
--- firmware/App/Services/TxParams.c	(.../TxParams.c)	(revision 880a9762cc029d858dfbaadc678afa2c6f8633a2)
+++ firmware/App/Services/TxParams.c	(.../TxParams.c)	(revision 4a822b31b79b7e8a6bf60b45065be70c16172214)
@@ -14,6 +14,7 @@
 * @date    (original)  02-Dec-2025
 *
 ***************************************************************************/
+#include <math.h>       // Used for fabs() and roundf() functions for floating-point comparisons and rounding.
 
 #include "AirPump.h"
 #include "AirTrap.h"
@@ -105,6 +106,7 @@
 
 // ********** private data **********
 
+/// Treatment parameter properties including data type, range limits and default values.
 static const TREATMENT_PARAMS_PROPERTIES_T TREAT_PARAMS_PROPERTIES[ NUM_OF_TREATMENT_PARAMS ] =
 {   //         type                min           max         default
     { CRITICAL_DATA_TYPE_U32, {.uInt=0},    {.uInt=2},    {.uInt=0}    }, // TREATMENT_PARAM_TREATMENT_MODALITY
@@ -133,6 +135,7 @@
     { CRITICAL_DATA_TYPE_F32, {.sFlt=0.0},  {.sFlt=8.0},  {.sFlt=0.0}  }, // TREATMENT_PARAM_UF_VOLUME
 };
 
+/// System configuration treatment parameter properties including data type, range limits and default values.
 static const TREATMENT_PARAMS_PROPERTIES_T SYS_CONFIG_TREAT_PARAMS_PROPERTIES[ NUM_OF_SYS_CONFIG_TREATMENT_PARAMS ] =
 {   //         type                min           max         default
 
@@ -2203,6 +2206,7 @@
     UI_RESPONSE_PAYLOAD_T  response;
     F32 presUFVolumeMl = getTreatmentParameterF32( TREATMENT_PARAM_UF_VOLUME ) * (F32)ML_PER_LITER;
     F32 validatedUFRateMlMin = ( validatedUFRateLhr * (F32)ML_PER_LITER ) / (F32)MIN_PER_HOUR;
+    F32 roundedValidatedUFRateLhr = 0.0F;
 
     response.accepted = FALSE;
     response.rejectionReason = REQUEST_REJECT_REASON_INVALID_REQUEST_FORMAT;
@@ -2211,9 +2215,11 @@
     {
         memcpy( &request, &message->payload[ 0 ], sizeof( TREATMENT_DURATION_CONFIRM_REQUEST_PAYLOAD_T ) );
 
+        roundedValidatedUFRateLhr = roundf( validatedUFRateLhr * 100.0F ) / 100.0F;
+
         // Verify confirmed duration and UF rate match previously validated values.
         if ( ( TRUE == validTreatmentDurationReceived ) && ( request.duration == validatedTreatmentDuration_min ) &&
-             ( fabs( request.ufRate - validatedUFRateLhr ) < NEARLY_ZERO ) &&
+             ( fabs( request.ufRate - roundedValidatedUFRateLhr  ) < NEARLY_ZERO ) &&
              ( request.heparinDuration == validatedHeparinDeliveryDuration_min ) )
         {
             setTreatmentParameterU32( TREATMENT_PARAM_TREATMENT_DURATION, validatedTreatmentDuration_min );
@@ -2263,6 +2269,7 @@
     UI_RESPONSE_PAYLOAD_T  response;
     F32 validatedUFVolumeGoalMl = 0.0F;
     F32 validatedUFRateMlMin = 0.0F;
+    F32 roundedValidatedUFRateLhr = 0.0F;
 
     response.accepted = FALSE;
     response.rejectionReason = REQUEST_REJECT_REASON_INVALID_REQUEST_FORMAT;
@@ -2273,10 +2280,11 @@
 
         validatedUFVolumeGoalMl = validatedUFVolumeGoalL * (F32)ML_PER_LITER;
         validatedUFRateMlMin = ( validatedUFRateLhr * (F32)ML_PER_LITER ) / (F32)MIN_PER_HOUR;
+        roundedValidatedUFRateLhr = roundf( validatedUFRateLhr * 100.0F ) / 100.0F;
 
         // Verify confirmed UF volume and UF rate match previously validated values.
         if ( ( TRUE == validUFVolumeReceived ) && ( fabs( request.ufVolume - validatedUFVolumeGoalL ) < NEARLY_ZERO  ) &&
-             ( fabs( request.ufRate - validatedUFRateLhr ) <= 0.01F  ) )
+             ( fabs( request.ufRate - roundedValidatedUFRateLhr  ) < NEARLY_ZERO ) )
         {
             setTreatmentParameterF32( TREATMENT_PARAM_UF_VOLUME, validatedUFVolumeGoalL );
             updateTreatmentBroadcastData( validatedUFRateLhr );