diff --git a/htdocs/langs/en_US/interventions.lang b/htdocs/langs/en_US/interventions.lang
index b151565f3a3..3f7c84cd23f 100644
--- a/htdocs/langs/en_US/interventions.lang
+++ b/htdocs/langs/en_US/interventions.lang
@@ -53,6 +53,7 @@ UseDateWithoutHourOnFichinter=Hides hours and minutes off the date field for int
 InterventionStatistics=Statistics of interventions
 NbOfinterventions=Nb of intervention cards
 NumberOfInterventionsByMonth=Nb of intervention cards by month (date of validation)
+AmountOfInteventionNotIncludedByDefault=Amount of intervention is not included by default into profit. Add option PROJECT_INCLUDE_INTERVENTION_AMOUNT_IN_PROFIT to 1 into home-setup-other to include them.
 ##### Exports #####
 InterId=Intervention id
 InterRef=Intervention ref.
diff --git a/htdocs/projet/element.php b/htdocs/projet/element.php
index bda8d793840..ae9872b70a0 100644
--- a/htdocs/projet/element.php
+++ b/htdocs/projet/element.php
@@ -610,23 +610,31 @@ foreach ($listofreferent as $key => $value)
 				if ($qualifiedfortotal) $total_ttc = $total_ttc + $total_ttc_by_line;
 			}
 
-			// Calculate margin
-			if ($margin=="add")
-			{
-				$balance_ht+= $total_ht;
-				$balance_ttc+= $total_ttc;
-			}
-			else
-			{
-				$balance_ht-= $total_ht;
-				$balance_ttc-= $total_ttc;
-			}
+			// Each element with at least one line is output
+			$qualifiedforfinalprofit=true;
+			if ($key == 'intervention' && empty($conf->global->PROJECT_INCLUDE_INTERVENTION_AMOUNT_IN_PROFIT)) $qualifiedforfinalprofit=false;
+			//var_dump($key);
 
-			// Show $total_ht & $total_ttc -- add a minus when necessary
-			if ($margin!="add")
+			// Calculate margin
+			if ($qualifiedforfinalprofit)
 			{
-				$total_ht = -$total_ht;
-				$total_ttc = -$total_ttc;
+				if ($margin=="add")
+				{
+					$balance_ht+= $total_ht;
+					$balance_ttc+= $total_ttc;
+				}
+				else
+				{
+					$balance_ht-= $total_ht;
+					$balance_ttc-= $total_ttc;
+				}
+
+				// Show $total_ht & $total_ttc -- add a minus when necessary
+				if ($margin!="add")
+				{
+					$total_ht = -$total_ht;
+					$total_ttc = -$total_ttc;
+				}
 			}
 
 			/*switch ($classname) {
@@ -655,16 +663,21 @@ foreach ($listofreferent as $key => $value)
 					$newclassname = $classname;
 			}*/
 
-			$var = ! $var;
 			print '<tr class="oddeven">';
 			// Module
 			print '<td align="left">'.$name.'</td>';
 			// Nb
 			print '<td align="right">'.$i.'</td>';
 			// Amount HT
-			print '<td align="right">'.price($total_ht).'</td>';
+			print '<td align="right">';
+			if (! $qualifiedforfinalprofit) print '<span class="opacitymedium">'.$form->textwithpicto($langs->trans("NA"), $langs->trans("AmountOfInteventionNotIncludedByDefault")).'</span>';
+			else print price($total_ht);
+			print '</td>';
 			// Amount TTC
-			print '<td align="right">'.price($total_ttc).'</td>';
+			print '<td align="right">';
+			if (! $qualifiedforfinalprofit) print '<span class="opacitymedium">'.$form->textwithpicto($langs->trans("NA"), $langs->trans("AmountOfInteventionNotIncludedByDefault")).'</span>';
+			else print price($total_ttc);
+			print '</td>';
 			print '</tr>';
 		}
 	}